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荣盛石化:2024 Annual

深圳证券交易所 05-13 00:00 查看全文

Full text of 2024 Annual Report

Rongsheng Petrochemical Co. Ltd.2024 Annual Report

[Disclosure Time]

Full Text of 2024 Annual Report

Steady Progress Breaking Waves

——A Letter to investors

Distinguished investors

Winds rise over the East Sea while tremendous boats sailing tides surge at Qiantang River

while everything appeared renewing. As the mighty Qiantang River surges forward we present this

letter—imbued with gratitude and commitment—to extend our sincerest homage to investors

worldwide! Looking back at 2024 we have forged ahead on the path of industrial upgrading pursued

excellence in quality-efficiency enhancement scaled new heights in technological innovation and

remained true to our mission of value creation. Amid the undulating waves of the global economy

we have walked in lockstep with our shareholders. We have deciphered industry pulses with global

vision anchored development in industrial heritage pioneered growth frontiers through innovation

and ensured sustainable growth via prudent operations thus co-authoring a new chapter of high-

quality development.Only by braving the waves do we comprehend the vastness of the world; Only by

persevering as we began can we advance with courage. Rising with the tide of China’s reform and

opening-up Rongsheng Petrochemical has anchored its core business with thirty years of unwavering

focus: Upstream tracking: It forges global leadership in PX and PTA production through concentrated

breakthroughs; Downstream expansion: It leverages mega-refining platforms to establish strategic

strongholds in new energy materials and high-end polyolefins and holds pivotal positions across

global markets for polyester new energy materials engineering plastics and high-value-added

polyolefins. “From a drop of oil to everything in the world” the Company has woven an

interconnected industrial matrix through vertical integration and horizontal expansion. The Company

leads the industry through mega-plant scale advantages that maximize resource efficiency; achieves

upstream-downstream integration for market-responsive production flexibility; reduces oil and

increases chemicals promotes the upgrading project of ZPC refining and chemical integration

realizes the “full hydrogenation” process route of the refinery improves the product structure

adjustment ability and forges the rock-solid industrial chain resilience and risk resistance in the

industry cycle.In 2024 against the backdrop of gradual global economic recovery we deepened our main

Full Text of 2024 Annual Report

business operations and consolidated our global market leadership through steadfast execution.Rongsheng Petrochemical achieved an annual revenue of RMB 326.475 billion with total assets

exceeding RMB 377.846 billion – sustaining growth momentum with solid performance. We have

upheld compliant operations as the lifeline of our corporate development and consistently

implemented risk management in the whole business and process so as to lay a solid foundation for

standardized operation and ensured sustainable progress guided by compliance. In 2024 theCompany’s brand value reached new heights earning No. 6 in the “World’s Most Valuable ChemicalBrands” No. 6 in the “Chemical Week’s Billion-Dollar Club” No. 8 in the “Top 100 Global ChemicalCompanies” solidifying its position as an industry leader with formidable capabilities.Embracing all rivers to connect the world advancing hand in hand toward a new journey.Amid reshaped global energy landscapes and industrial chain circulation Rongsheng Petrochemical

is strategizing with a global vision and advancing a new paradigm of international cooperation. In

2023 Saudi Aramco’s strategic acquisition of 10% plus one share of Rongsheng Petrochemical’s

total equity laid the cornerstone for deep bilateral cooperation. In 2024 such cooperation yielded

further milestones with multiple agreements including Memorandum of Understanding Cooperation

Framework Agreement Joint Development Framework Agreement under which Saudi Aramco

planned to acquire 50% equity in Rongsheng Petrochemical’s wholly-owned subsidiary Zhongjin

Petrochemical (located in Ningbo) and participate in its expansion; at the same time Rongsheng

Petrochemical planned to acquire 50% equity in SASREF Refinery a wholly-owned subsidiary of

Saudi Aramco in Jubail Saudi Arabia and participate in its expansion. This “powerful alliance”

achieves the advance of raw material supply and the expansion of global sales channels promotes

resource sharing and industrial chain coordination and jointly builds an industrial ecology with

mutual benefits and win-win situation. As a practitioner of the “Belt and Road Initiative” Rongsheng

Petrochemical driven by the dual drivers of “going out” and “attracting investment” has established

a strategic fulcrum in the Middle East laid out a supply chain network around the Indian Ocean and

attracted international strategic funds to invest in China for long term injecting continuous vitalityfor its prosperous development. Adhering to the grand vision of “Based in China and advancing withthe world” Rongsheng Petrochemical is setting a model benchmark for transnational cooperation

with “win-win thinking” and building a golden bridge connecting the world.Whale swims thousands of miles with poise and big bird hovers above the clouds at ease.Full Text of 2024 Annual Report

Aligning with national strategic priorities and industrial upgrading trends Rongsheng Petrochemicalintensifies its innovation-driven development strategy. Through the strategy of “strengthening andsupplementing the industrial chain” the Company has made breakthroughs in key core technologies

constantly climbed the industrial ladder anchored strategic tracks such as new energy materials

engineering plastics high-performance resins and high-end new materials and deployed a batch of

new material products and important upstream raw materials such as POE nylon 66 ABS

polycarbonate PMMA UHMWPE synthetic rubber and special polyester so as to promote the

extension of the industrial chain to high added value. In 2024 ZPC’s α-olefin plant achieved a

breakthrough in 1-octene production via ethylene oligomerization eliminating reliance on foreign

technology and laying the foundation for fully integrated POE production chains; Concurrently its

large-scale production of rare-earth butadiene rubber marked a pioneering green technology

breakthrough for China’s tire industry; Meanwhile its Jintang New Materials Project progressed as

planned focusing on low-carbon olefins and green and eco-friendly industries to draw a new blueprint

for high-performance materials. With the commissioning of several new facilities such as PPG

multifunctional polyester chips and polymer polyols its product matrix is becoming more and more

refined. Rongsheng Petrochemical soars on the wings of innovation wielding its brush across the

grand scroll of industrial transformation to anchor development at new coordinates of qualitativeleaps and contributing Rongsheng’s strength into China’s historic transition from a “petrochemicalpower” to a “petrochemical superpower”.Advancing green transformation to forge new quality productivity empowering the future

through digital intelligence. Amid China’s “carbon peaking and carbon neutrality” strategy

implementation green and digital transformations are emerging as transformative forces reshapingthe petrochemical landscape. Seizing this historic opportunity under the guidance of “DigitalEmpowerment Green Leadership” Rongsheng Petrochemical is building an innovative production

system of “Smart Manufacturing - Low Carbon Operations - Sustainable Development” to drive

industrial upgrading and achieve leapfrog development. As an early adopter of high-end industrial

automation line equipment in China Shengyuan Chemical Fiber has revitalized traditional production

lines through digital transformation achieving cost reduction and efficiency improvement via process

optimization and workflow reengineering and establishing “lights-out factories” with full robotic

automation. Through the intelligent control system throughout the entire industrial chain ZPC

Full Text of 2024 Annual Report

deploys real-time monitoring and dispatching of millions of instruments. At the same time AI+ big

data technology helps to optimize production improve operational efficiency in all links of theindustrial chain and explore multi-dimensional profit growth points. In response to China’s “carbonpeaking and carbon neutrality” goals Rongsheng Petrochemical leads the industry in carbon

management practices elevating its MSCI ESG rating to BBB (ranking among global petrochemical

leaders) with core metrics like carbon emissions and water resource management reaching

international leading position. For four consecutive years The Company has been included in the

Hang Seng A-Share Sustainability Index and awarded “2024 Best ESG-Managed Listed Company”.With innovation-driven technology intelligent production lines and green industrial transformation

Rongsheng Petrochemical is inspiring high-quality development with “green principles” while

reshaping the industry’s future through technological innovation.Investor-centric values trust forged through sincerity. Amid profound global industrial chain

restructuring and evolving market dynamics Rongsheng Petrochemical remains steadfast in its

founding commitment to “growing with its shareholders” delivering long-term sustainable value for

its shareholders. From 2022 to 2024 the Company executed the three-phase share repurchase plan

and repurchased 553 million shares (accounting for 5.46% of total equity) totaling RMB 6.988 billion.In 2024 the controlling shareholder conducted two-stage share acquisitions amountingapproximately RMB 1.693 billion accumulatively to demonstrate confidence through “tangiblecapital commitment”; For 15 consecutive years since IPO the Company has maintained a stable cash

dividend policy and the cash dividend has never stopped. In the past three years its proportion of

cash dividend/net profit attributable to the parent company has reached 64.93% honoring return

promises through action. Always with “Gratitude” and “Responsibility” we will remain committed

to co-developing with investors and sharing achievements continuously enhancing our capabilities

in value creation value management and value realization striving to deliver exceptional returns to

shareholders.Braving the azure waves we stand at the tide’s forefront; Hoisting cloud-like sails we start

a new voyage. In 2025 Rongsheng Petrochemical ushers its 30th anniversary. With three decades of

concerted efforts Rongsheng Petrochemical has transformed from a “industry trailblazer” to a “globalpioneer”. We firmly believe long-termism is the ultimate key to navigating economic cycles and

achieving sustainable growth. At present with the global chemical production capacity restructuring

Full Text of 2024 Annual Report

and China’s “Two New” and “Two Major” policies to expand the scope it promotes the optimization

and upgrading of the petrochemical industry structure with the downstream demand gradually

recovering and supports a series of measures for the private economy to improve quality and

efficiency steadily transforming into the firm development confidence of enterprise. On this new

voyage Rongsheng Petrochemical will remain steadfast in its founding mission as a long-term

industrial practitioner unwaveringly pursue high-quality development through integrated

development to forge resilience high-end product portfolios to seize opportunities global

partnerships to expand frontiers green transformation to activate growth and intelligent upgrades to

reduce costs and increase efficiency. Anchoring permanence amid uncertainty pioneering new

horizons through change with the wisdom of “voyager” and the courage of “wave-breaker”

Rongsheng Petrochemical will work with all shareholders and partners who trust and support our

development sailing together toward majestic peaks and prosperous future!

Board of Directors of Rongsheng Petrochemical Co. Ltd.April 2025

Full Text of 2024 Annual Report

Section I Important Notice Table of Contents and Definitions

The Board of Directors the Board of Supervisors and the directors

supervisors and senior management of the Company warrant that the contents in

this annual report are true accurate and complete and have no false

representations misleading statements or material omissions and they will

severally and jointly accept legal responsibility for such contents.Li Shuirong Chairman of the Company Wang Yafang the person in charge

of the Company’s accounting and Zhang Shaoying the person in charge of the

Accounting Firm (Accounting Officer) hereby make representations in respect of

the truthfulness accuracy and completeness of the financial statements in this

annual report.All directors have attended the 2024 annual board meeting to deliberate on

the report.In case of any discrepancy between this version and Chinese version the

Chinese version shall prevail.

1 / 276 Full Text of 2024 Annual Report

Contents

Section I Important Notice Table of Contents and D... 1

Section II Company Profile and Key Financial Indic... 5

Section III Management Discussion and Analysis ...... 9

Section IV Corporate Governance .................... 63

Section V Environmental and Social Responsibility .. 88

Section VI Important Matters ....................... 99

Section VII Changes in Shares and Shareholders .... 132

Section VIII Preferred Shares ..................... 140

Section IX Bonds .................................. 140

Section X Financial Reports ....................... 141

2 / 276 Full Text of 2024 Annual Report

Contents of Documents for Future Reference

(1) The financial statements containing signature and seals of the person in charge of the Company the person

in charge of the accounting works and the person in charge of the Accounting Firm (Accounting Officer);

(2) The original auditor’s report with the seal of Pan-China Certified Public Accountants LLP and the signature

and seal of the certified public accountants;

(3) Written confirmation from directors senior management and supervisors of the Company on the 2024

Annual Report;

(4) The originals of all company documents and announcements that are disclosed to the public via media

designated by CSRC during the reporting period;

(5) The place where the above-mentioned documents are maintained: Office of the Board of Directors.

3 / 276 Full Text of 2024 Annual Report

Definitions

Term Refers to Definition

Company the Company

Rongsheng Petrochemical Refers to Rongsheng Petrochemical Co. Ltd.Rongsheng Holdings Refers to Zhejiang Rongsheng Holding Group Co. Ltd. controlling shareholder of the Company

Rongtong Logistics Refers to Zhejiang Rongtong Logistics Co. Ltd. a subsidiary of the Company

Saudi Aramco Refers to Saudi Arabian Oil Company the shareholder holding more than 5% of the Company’s shares

ZPC Refers to Zhejiang Petroleum & Chemical Co. Ltd. a subsidiary of the Company

Zhongjin Petrochemical Refers to Ningbo Zhongjin Petrochemical Co. Ltd. a subsidiary of the Company

Yisheng Investment Refers to Dalian Yisheng Investment Co. Ltd a subsidiary of the Company

Shengyuan Chemical Fiber Refers to Zhejiang Shengyuan Chemical Fiber Co. Ltd. a subsidiary of the Company

Rongxiang Chemical Fiber Refers to Rongxiang Chemical Fiber Co. Ltd. a subsidiary of the Company

Hong Kong Sheng Hui Refers to Hong Kong Sheng Hui Co. Ltd. a subsidiary of the Company

Yongsheng Technology Refers to Zhejiang Yongsheng technology Co. Ltd. a subsidiary of the Company

Rongsheng New Materials

(Zhoushan) Refers to Rongsheng (Zhoushan) New Materials Co. Ltd. a subsidiary of the Company

Rongsheng (Singapore) Refers to Rongsheng Petrochemical (Singapore) Pte. Ltd. a subsidiary of the Company

Zhejiang Yisheng Refers to Zhejiang Yisheng Petrochemical Co. Ltd. a joint stock subsidiary of the Company

Hengyi Trading Refers to Ningbo Hengyi Trading Co. Ltd. a joint stock subsidiary of the Company

Yisheng New Materials Refers to Zhejiang Yisheng New Materials Co. Ltd. a holding subsidiary of Zhongjin Petrochemical

Niluoshan New Energy Refers to Ningbo Niluoshan New Energy Co. Ltd. a subsidiary of Zhongjin

Yisheng Dahua Refers to Yisheng Dahua Petrochemical Co. Ltd. a subsidiary of Yisheng Investment

Hainan Yisheng Refers to Hainan Yisheng Petrochemical Co. Ltd. a joint stock subsidiary of Yisheng Investment

The Securities Supervision

Commission CSRC Refers to China Securities Regulatory Commission

Stock Exchange SZSE Refers to Shenzhen Stock Exchange

Yuan 10000 yuan Refers to RMB 1.00 RMB 10000.00

Reporting period Refers to January 1 2024 to December 31 2024

4 / 276 Full Text of 2024 Annual Report

Section II Company Profile and Key Financial Indicators

I. Company Profile

Stock abbreviation Rongsheng Petrochemical Stock code 002493

Abbreviation before change (if

any) None

Listed on Shenzhen Stock Exchange

Company name in Chinese Rongsheng Petrochemical Co. Ltd.Company abbreviation in

Chinese Rongsheng Petrochemical

Company name in the foreign

language (if any) RONGSHENG PETROCHEMICAL CO. LTD.Company abbreviation in

foreign language (if any) RSPC

Legal representative of the

Company Li Shuirong

Registered address No. 98 Hongyang Road Yinong Town Xiaoshan District Hangzhou Zhejiang Province

Zip code of the registered

address 311247

Historical changes in the

registered address of the None

Company

Office address Lanjue International Office Building No. 358 Jincheng Road Xiaoshan District Hangzhou Zhejiang Province

Zip code of office address 311200

Company website http://www.cnrspc.com

E-mail rspc@rong-sheng.com

II. Contact information

Secretary of the Board of Directors Representative of securities affairs

Name Quan Weiying Hu Yangyang

Lanjue International Office Building No. 358 Lanjue International Office Building No. 358

Address Jincheng Road Xiaoshan District Hangzhou Jincheng Road Xiaoshan District Hangzhou

Zhejiang Province Zhejiang Province

Tel 0571-82520189 0571-82520189

Fax 0571-82527208 extension 8150 0571-82527208 extension 8150

E-mail qwy@rong-sheng.com yangyang@rong-sheng.com

5 / 276 Full Text of 2024 Annual Report

III. Information Disclosure and Archiving Place

Website of the stock exchange where the Company

discloses the annual report Shenzhen Stock Exchange (http://www.szse.cn)

Name and website of the media selected by the Securities Times Securities Daily China Securities Journal Shanghai

Company to disclose the annual report Securities News and the CNINFO (www.cninfo.com.cn)

Archiving place for the annual report of the Company Office of the Board of Directors

IV. Registration Changes

Uniform social credit code 91330000255693873W

Changes in the Company’s main business since its

listing (if any) No change

Changes of previous controlling shareholders (if any) No change

V. Other Relevant Information

The accounting firm hired by the Company

Name of accounting firm Pan-China Certified Public Accountants (Special General Partnership)

Office address of the accounting firm Tower B China Resources Building No.1366 Qianjiang Road Shengcheng District Hangzhou

Name of signing accountants Jia Chuan Xu Haihong

The sponsor institution engaged by the Company to perform the continuous supervision responsibility during the

reporting period

□ Applicable □ Not applicable

The financial advisor engaged by the Company to perform the continuous supervision responsibility during the

reporting period

□ Applicable □ Not applicable

VI. Key Accounting Data and Financial Indicators

Whether the Company needs to retroactively adjust or restate the accounting data of the previous years

□ Yes □ No

Increase or decrease of

Items 2024 2023 this year compared 2022

with the previous year

Operating revenue (RMB) 326475162608.88 325111614268.09 0.42% 289094841612.76

Net profit attributable to

shareholders of the listed 724484686.45 1158146248.89 -37.44% 3340713394.56

company (RMB)

Net profit attributable to

shareholders of the listed

company after deducting 762154045.53 820092947.36 -7.06% 2012164243.32

non-recurring profit or

loss (RMB)

6 / 276 Full Text of 2024 Annual Report

Net cash flows from

operating activities 34609126604.88 28079221508.73 23.26% 19058136885.36

(RMB)

Basic EPS (RMB per

share) 0.08 0.12 -33.33% 0.33

Diluted EPS (RMB per

share) 0.08 0.12 -33.33% 0.33

Weighted average ROE 1.65% 2.48% -0.83% 6.87%

Increase or decrease at

Items At the end of 2024 At the end of 2023 the end of this year compared with the end At the end of 2022

of the previous year

Total assets (RMB) 377845944183.98 374918440311.68 0.78% 362588594491.52

Net assets attributable to

shareholders of the listed 43859172287.65 44335891085.79 -1.08% 47261560704.95

company (RMB)

The lower of the net profit before and after deducting non-recurring profit and loss of the Company in the last three

financial years is negative and the audit report of the last year shows that the Company’s sustainable operation

ability is uncertain.□ Yes □ No

The lower of the net profit before and after deducting non-recurring profit and loss is negative

□ Yes □ No

VII. Differences in Accounting Data under Domestic and Foreign Accounting Standards

1. Differences in net profits and net assets in financial reports disclosed in accordance with international

accounting standards and China’s accounting standards

□ Applicable □ Not applicable

In the reporting period of the Company there is no difference in the net profits and net assets disclosed in the

financial report under international accounting standards and China’s accounting standards.

2. Differences in net profits and net assets in financial reports disclosed in accordance with foreign accounting

standards and China’s accounting standards

□ Applicable □ Not applicable

In the reporting period of the Company there is no difference in the net profits and net assets disclosed in the

financial report under foreign accounting standards and China’s accounting standards.VIII. Key Quarterly Financial Indicators

Unit: RMB

Q1 Q2 Q3 Q4

Operating revenue 81088312171.89 80161432105.96 83946567914.37 81278850416.66

Net profit attributable to shareholders

of the listed company 552356783.62 305578099.52 18742137.68 -152192334.37

Net profit attributable to shareholders 474627417.74 197749139.41 15815885.95 73961602.43

of the listed company after deducting

7 / 276 Full Text of 2024 Annual Report

non-recurring profit or loss

Net cash flows from operating

activities 4129270983.86 4263267368.09 11323922792.34 14892665460.59

Whether there is significant difference between the above financial indicators or the total sum of them and the

financial indicators related to the quarterly report and semiannual report disclosed by the Company

□ Yes □ No

IX. Items and Amounts of Non-recurring Gain and Loss

□Applicable □ Not applicable

Unit: RMB

Items Amount in 2024 Amount in 2023 Amount in 2022

Gains on disposal of non-current assets including write-off of

provision for impairment 28037854.60 34130889.49 14208115.78

Government grants included in profit or loss (excluding those

closely related to operating activities of the Company satisfying

government policies and regulations enjoyed based on certain 42372438.06 60299389.39 2359477514.76

standards and continuously affecting gains or losses of the

Company)

Gains on changes in fair value of financial assets and financial

liabilities held by non-financial enterprises and gains from

disposal of financial assets and financial liabilities excluding 51474393.47 483856260.59 292348639.74

those arising from hedging business related to operating activities

Fund possession charge from non-financial entities and included 392911.94 248144.66 205188.67

in profit or loss

Other non-operating revenues or expenditures except for the -98193645.95 -7549562.66 -9253736.65

aforementioned items

Other profit/loss items satisfying the definition of non-recurring 35269367.80 14297547.73 2748797.01

profit or loss

Less: Enterprise income tax affected 45497452.62 37178195.47 371798967.48

Non-controlling interest affected (after tax) 51525226.38 210051172.20 959386400.59

Total -37669359.08 338053301.53 1328549151.24

Other gain/loss items falling within the definition of non-recurring gain or loss:

□ Applicable □ Not applicable

The Company has no other gain/loss items falling within the definition of non-recurring gain or loss

Explanation of the circumstances in which the non-recurring gain and loss items listed in the Explanatory

Announcement No.1 on Information Disclosure for Companies Offering Their Securities to the Public - Non-

recurring Gains and Losses are defined as recurring gains and losses.□ Applicable □ Not applicable

The Company does not define any of the non-recurring gain and loss items listed in the Explanatory Announcement

No. 1 on Information Disclosure for Companies Offering Their Securities to the Public - Non-recurring Gains and

Losses as recurring gains and losses.

8 / 276 Full Text of 2024 Annual Report

Section III Management Discussion and Analysis

I. Industry of the Company during the Reporting Period

Looking back at 2024 the global economy experienced slow growth with a gradually declining inflation rate.While major economies maintained accommodative monetary policies their upward momentum remained

somewhat insufficient. Amid complex and challenging external conditions China’s economy forged ahead against

headwinds achieving stable progress with continuously reinforced positive trends. Its strides along the path of high-

quality development grew steadier providing strong support and creating more opportunities for global economic

recovery and development.

(1) Global economy

During the reporting period the world economy continued its slow recovery amidst multiple challenges

advancing along a low-to-moderate growth trajectory with uneven progress. Regional divergence in economic

growth became more pronounced with emerging economies remaining the primary drivers of global economic

expansion. According to World Bank and International Monetary Fund (hereinafter referred to as the “IMF”)

estimates global GDP growth reached 3.2% in 2024 up from 2.6% in 2023. The rising inflationary trend was

partially contained while international trade showed activity amid fluctuations and the restructuring of global

industrial chains accelerated with major economies maintaining loose fiscal and monetary policies. IMF data

indicates that the global commodity price index for 2024 stood at 165.2 down by 0.3% from 2023 signaling an

overall moderation in commodity prices.USD/Barrel Brent crude oil price in 2024

100

88.97

9084.96

81.8083.0582.9284.05

79.1179.02

80

73.0675.2773.5173.23

70

60

50

January February March April May June July August September October November December

Source: Wind

(2) Domestic economy

This year amid complex economic conditions China’s economy maintained steady progress. The Gross

Domestic Product (GDP) reached RMB 134.91 trillion marking a 5% year-on-year growth elevating the economic

scale to new heights while maintaining leading growth momentum among major economies. The quarterly GDPgrowth rates were 5.3% 4.7% 4.6% and 5.4% respectively demonstrating a pattern of “strong start moderate mid-year and upward end” reflecting overall stable and progressive economic performance. The value-added output of

industrial enterprises above designated size grew by 5.8% year-on-year with total profits reaching RMB 7.4 trillion.

9 / 276 Full Text of 2024 Annual Report

Following the timely introduction of incremental policies industrial production sustained recovery and profitability

gradually rebounded confirming that the fundamental trend and supporting conditions for long-term economic

growth remain unchanged.

2020-2024 Gross Domestic Product (GDP)

Unit: RMB 100 million Unit: %

160000020

1349084

1294272

1234029

1173823

120000015

1034868

8000008.610

5.45.0

4000003.15

2.3

00

20202021202220232024

Gross Domestic Product (GDP) Growth Rate (Right Axis)

Source: National Bureau of Statistics

(3) Petrochemical industry

The petrochemical industry faced both opportunities and challenges. Evolving global dynamics continued to

impact China’s crude oil imports and product pricing systems through persistent supply chain uncertainties.However China benefited from comprehensive supporting advantages across its complete chemical industrial chain

with production and consumption capacities for multiple chemical products ranking first globally. According to

European Chemical Industry Council (CEFIC) data China accounted for 43% of global chemical sales in 2023. In

recent years China’s petrochemical enterprises have achieved remarkable technological and innovativeadvancements. Leveraging robust domestic demand for chemical products and actively responding to the “Belt andRoad Initiative” they continued expanding into emerging chemical markets. Under the guidance of the “dual-circulation” development paradigm transitioning from “product exports” to “capacity globalization” is emerging

as a critical strategic pathway for the global layout of petrochemical enterprises.According to statistics from the China Petroleum and Chemical Industry Federation China’s petrochemical

industry achieved an operating revenue of RMB 16.28 trillion in 2024 with a year-on-year increase of 2.1%; and a

total profit of RMB 789.71 billion with an year-on-year decrease of 8.8% indicating the industry remains in an

adjustment cycle; The industry’s total import-export volume stood at USD 948.81 billion with a year-on-year

decrease of 2.4% showing overall stable trade performance. Breaking down by sector the oil & gas sector benefited

from reserve expansion and production increase policies generating RMB 1.49 trillion in revenue (+1.5% YoY)

and RMB 336.08 billion in profits (+12.4% YoY). The refining sector showed recovery due to low-base effects

with domestic refined oil product output (gasoline kerosene and diesel combined) reaching 419 million tons (+0.3%

YoY). The chemical sector reported RMB 9.76 trillion in revenue (+4.6% YoY) but profits fell to RMB 454.44

billion (-6.4% YoY) due to downstream property market weakness.In 2024 multiple government bodies including the State Council the National Development and Reform

10 / 276 Full Text of 2024 Annual Report

Commission and the Ministry of Industry and Information Technology introduced various regulatory policies tosupport and standardize the petrochemical industry. The “large-scale equipment renewals and the trade-in of oldconsumer goods” policies boosted demand for chemical materials while environmental policies continued guiding

green transformation. Industrial policies like the Implementation Plan for Innovative Development of Fine Chemical

Industry (2024-2027) and Work Plan for Digital Transformation of Raw Material Industry (2024-2026) promoted

the reshaping of market structures and guided the direction for the refined and intelligent development of

petrochemical enterprises.S/N Policy Issuing authority Time

Ministry of Industry and

1 Work Plan for Digital Transformation of Raw Material Industry Information Technology (MIIT) (2024-2026) and Other Eight Ministries and January 16 2024

Commissions

2 Implementation Opinions on Promoting the Innovative MIIT and Other Six Ministries Development of Future Industries and Commissions January 29 2024

3 Action Plan for Promoting Large-Scale Equipment Renewal and Consumer Goods Trade-in State Council March 13 2024

4 2024-2025 Energy Conservation and Carbon Reduction Action Plan State Council May 29 2024

5 Notice on Improving New Energy Integration to Ensure High-Quality Development of New Energy National Energy Administration June 4 2024

6 Work Plan for Phasing Out and Upgrading Outdated Chemical

Ministry of Emergency

Plants Management and three other June 14 2024 departments

7 Implementation Plan for Innovative Development of Fine

Ministry of Industry and

Chemical Industry (2024-2027) Information Technology (MIIT) July 12 2024 and eight other departments

8 Several Measures to Strengthen Support for Large-Scale

National Development and

Equipment Renewal and Consumer Goods Trade-in Reform Commission (NDRC) July 24 2024 and Ministry of Finance

9 Work Plan for Accelerating the Establishment of a Dual-Control General Office of the State System for Carbon Emissions Council July 30 2024

10 Opinions on Accelerating the All-round Green Transformation of

Central Committee of the

Economic and Social Development Communist Party of China and August 11 2024 State Council

11 Guiding Opinions on Vigorously Taking the Renewable Energy NDRC and Other Five Substitution Action Ministries and Commissions October 18 2024

12 Energy Law of the People’s Republic of China 14th National People’s November 8 Congress Standing Committee 2024

The evolution of industry cycles will continue testing corporate strategic resilience while technological

upgrading and capacity optimization remain key to breakthrough. China’s petrochemical industry with a solid

development foundation is an important pillar industry of the national economy. Leading integrated refining-

chemical enterprises like Rongsheng Petrochemical actively advance “oil-to-chemicals” transformation through

their integrated advantages tapping cost-reduction and efficiency-enhancement potential while rapidly responding

to market demands to continuously improve profitability. Currently three dominant trends are shaping the

industry’s development: high-end digital intelligence and green and low-carbon. Domestic petrochemical

companies are vigorously developing innovative fine chemicals with growing R&D investment in high-end

chemical products. With emerging technologies proliferating the digital transformation in China’s petrochemical

industry is deepening leveraging IoT big data and AI to enhance digital energy efficiency and new material R&D

thereby strengthening anti-cyclical capabilities. As the “carbon peaking and carbon neutrality” agenda accelerates

green and low-carbon development has become an imperative for industry transformation and upgrading.

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Petrochemical enterprises must simultaneously improve production energy efficiency and increase R&D investment

in clean energy technologies to meet future market requirements.

(4) Industry position and competitive advantages of the Company

As one of the world’s leading chemical material producers Rongsheng Petrochemical is a major manufacturer

of polyester new energy materials engineering plastics and high-value-added polyolefins in China and Asia. The

refining and chemical integration project of ZPC which was led by the Company boasts an annual processing

capacity of 40 million tons of crude oil 8.8 million tons of paraxylene (PX) and 4.2 million tons of ethylene

achieving globally leading integration rates. In July 2024 US Chemical & Engineering News (C&EN) ranked

Rongsheng Petrochemical 14th in its “Global Top 50 Chemical Companies 2024” marking the Company’s fourthconsecutive year on the list. The same year Rongsheng Petrochemical was ranked 8th in ICIS’ “World Top 100Chemical Companies” 6th in US Chemical Week’s “Billion-Dollar Club of Global Chemical Companies” and 6th

in Brand Finance’s “World’s Most Valuable Chemical Brands 2024”. In November 2024 the globally authoritative

index provider MSCI (Morgan Stanley Capital International) announced its latest ESG ratings with Rongsheng

Petrochemical’s MSCI ESG rating upgraded to BBB ranking among the global leaders in the Diversified Chemicals

sector demonstrating management performance at the forefront of the global petrochemical industry in terms of

carbon emission reduction water resource management and corporate governance.In recent years the Company has actively responded to national policy directives through technological

innovation green transformation and strategic planning to drive transformation and upgrading. For vertical

extension it has continued to strengthen the resource integration and scale effects of its refining and chemical

integration model and fully leveraged its advantages of “cost reduction and efficiency improvement” and potential

of “oil-to-chemical conversion” to enhance operational performance. For horizontal expansion the Company has

actively laid out differentiated high-end and green product systems with its product portfolio covering new energy

materials polyester synthetic resins and other sectors significantly boosting its comprehensive competitiveness in

the global market. Through the projects such as ZPC’s refining and chemical integration project and Jintang new

materials it is aggressively developing high-value downstream sectors including new energy materials and premium

resins; By continuously extending and complementing its industrial chain it achieves comprehensive coverage from

basic chemical raw materials to advanced new materials establishing a production system with high-quality

development. In terms of global cooperation the strategic partnership between Rongsheng Petrochemical and Saudi

Aramco has further solidified its industry position. Since Aramco’s strategic investment in 2023 both parties have

deepened collaboration in crude oil procurement raw material supply technological exchange and overseas market

expansion. In 2024 the Company enhanced equity cooperation with Aramco through joint development of the

Zhongjin Petrochemical and SASREF expansion projects substantially strengthening its global layout.II. Main Businesses of the Company during the Reporting Period

Procurement mode of main raw materials

Unit: RMB/ton

Main raw Procurement Proportion in the Significant changes Average price in Average price in

materials mode total purchase in settlement the first half of the second half of amount method the year the year

Crude oil Quotation purchase 61.87% No 4216.22 3941.67

Naphtha Quotation purchase 1.67% No 5307.99 5147.04

Fuel oil Quotation purchase 3.28% No 3712.29 3711.69

PX Quotation purchase 7.60% No 7382.83 6472.70

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Energy purchase prices accounting for more than 30% of total production costs

□ Applicable □ Not applicable

Production technology of main products

Development

Main stage of Core Proprietary

products production technical technology Product R&D advantages

technology personnel

Stage of Several

Using the overseas advanced steam cracking process the raw materials will be cracked in the high-temperature

Ethylene core Introduction cracking furnace tube to generate a low molecular weight hydrocarbon mixture that is pyrolysis gas. The pyrolysis

Propylene technology technical and gas containing ethylene propylene and other products will be quenched compressed alkali washed dried application personnel innovation hydrogenated and undergo cold-thermal separation and methanization to produce polymer grade ethylene and polymer grade propylene and other products.Stage of Several core Introduction With the overseas advanced low-pressure gas-phase production process high medium and linear low-density FDPE technology technical and polyethylene products can be manufactured. Using ethylene as the main raw material and butene-1 or Hexene-1 as a application personnel innovation comonomer linear low density and some medium and high-density polyethylene granular resins can be produced.Stage of Several Introduction The HDPE unit adopts the advanced slurry loop polymerization process and produces bimodal and unimodal

HDPE technology core and polyethylene products through two loop reactors in series. The reaction should be carried out at medium temperature

application technical innovation and pressure. With mild reaction conditions the proprietary concentration equipment can improve the slurry personnel concentration and reduce the load of the solvent recovery unit.Several

EVA/LDP Stage of Introduction technology core and Advanced tubular reactor technology can switch to produce LDPE homopolymer resin particles of different brands E application technical innovation and EVA copolymer resin particles with VA content less than or equal to 28% in one production line. personnel

Stage of Several Introduction Spherizone process technology has been developed based on the Spheripol process. The Spherizone process based on

PP technology core and multizone circulating reactor (MZCR) technology is adopted to divide a reactor into two reaction areas to control the

application technical innovation reaction conditions independently. The gradually growing polymer particles will circulate quickly and repeatedly in personnel the two reaction areas to realize the “onion-shaped” uniform mixing in the polymer particles.Several 1) Diphenyl carbonate unit: DPC is produced by using the overseas advanced process of ester exchange between Stage of core Introduction dimethyl carbonate and phenol. DPC products are of high quality and suitable for the production of high-quality PC technology technical and polycarbonate; 2) Polymerization unit: the overseas advanced process of non-phosgene transesterification and melt application personnel innovation polycondensation is adopted. Main features: compared with phosgenation the technology has lower emission of environmental pollutants higher product yield lower monomer residue and larger single line production capacity.BPA Stage of Several Introduction Bisphenol A (BPA) ion exchange resin process technology uses phenol and acetone as raw materials and catalyzes the

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technology core and condensation reaction in an acidic medium to produce BPA.application technical innovation

personnel

The adsorption and separation unit adopts the overseas advanced process that is using simulated moving bed (SMB)

Several technology and supporting adsorption and separation process to produce PX products with desorbent. 2# xylene Stage of core Introduction fractionation unit adopts fractionation process matched with Parex and isomerization to cut the raw materials meeting PX technology technical and the feed requirements for adsorption and separation unit through distillation column separation; The isomerization unit application personnel innovation adopts overseas advanced process and catalyst to increase xylene production through isomerization reaction by using the mixed C8 aromatic hydrocarbons with lean PX extracted from the side line of Parex raffinate column are used as

raw materials.The extraction and distillation unit adopts the overseas advanced sulfolane extraction and distillation process that is

to use sulfolane as solvent and light and heavy whole oil as raw materials to produce extract oil (mixed aromatic

Stage of Several

hydrocarbon) and raffinate oil. The disproportionation unit adopts the overseas advanced disproportionation process

core Introduction and catalyst to increase the production of xylene and benzene by using toluene and C9/C10A as raw materials for Benzene technology technical and disproportionation reaction. The B/T fractionation unit adopts a fractionation process matched with extraction and application personnel innovation disproportionation to separate benzene products and toluene by distillation in benzene column and toluene column with the mixed aromatic hydrocarbons extracted and disproportionated as raw materials. The 1# xylene fractionation

unit adopts the fractionation process matched with reforming and disproportionation to cut the raw materials meeting

the feed requirements for adsorption and separation device and other devices through distillation column separation.The advanced proprietary technology is used to produce ABS resin with acrylonitrile (AN) butadiene (BD) and styrene

Stage of Several Introduction (SM) as the main raw materials by emulsion grafting-bulk SAN blending method. The emulsion grafting-bulk SAN

ABS technology core and blending process is mature because of the direct use of monomer polymerization to produce ABS the product quality

application technical innovation is stable the variety is wide the production is flexible and the product switching is easy. The emulsion grafting-bulk personnel SAN blending method has the advantages of less investment and low production cost and is easy to realize mass

production.Several It adopts the anion catalytic synthesis process technology bimetallic cyanide (DMC) catalytic synthesis process

Polyether Stage of core Introduction technology and POP process technology. The first type of product is a polyoxypropylene polyol product which is

polyol technology technical and obtained by copolymerization with propylene oxide and ethylene oxide using glycerol or organic amines as initiator; application personnel innovation The other type is polymer polyols which are obtained by grafting polymerization of acrylonitrile styrene and other polyols.Solution The production processes for SSBR and NDBR both utilize advanced foreign proprietary technology. The production

polymeriz Stage of Several core Introduction method of solution polymerized styrene-butadiene rubber (SSBR) is a solution polymerization method where ed technology technical and butadiene and styrene are polymerized in a mixed solvent of normal hexane and cyclohexane in the presence of a styrene- application personnel innovation polymerization catalyst NBL; The rare earth cis-14-polybutadiene rubber (NDBR) is produced by solution butadiene polymerization. Butadiene is polymerized in an n-hexane solution in the presence of NdV ACT and AOC catalysts.rubber

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(SSBR)

and rare

earth cis-

polybutadi

ene rubber

(NDBR)

Several

Acrylonitr Stage of core Introduction The acrylonitrile unit adopts acrylonitrile ammoxidation technology where propylene and ammonia react and then

ile technology technical and undergo processes such as quenching and absorption --- extractive distillation + distillation purification to ultimately application personnel innovation obtain high-purity acrylonitrile products.Several It adopts SHELL’s process route of ethylene-oxygen direct oxidation to ethylene oxide and ethylene oxide hydration Ethylene Stage of core Introduction to ethylene glycol for EG production using ethylene and oxygen as raw materials which react with each other to form Glycol technology technical and ethylene oxide. It consists of five parts: EO reaction system CO2 removal and EO recovery system light component (EG) application personnel innovation removal and EO refining system EG reaction and evaporation system and EG refining system. Compared to other methods this process features lower reaction temperatures reducing energy consumption and equipment investment

Several The phenol acetone plant adopts the overseas advanced cumene oxidation technology where benzene and propylene

Phenol Stage of core Introduction react under catalyst to produce cumene which is then oxidized to form cumene hydroperoxide (CHP). After

Acetone technology technical and concentration CHP is decomposed under acidic conditions to yield phenol and acetone. The entire production process application personnel innovation consists of seven main sections: oxidation concentration decomposition neutralization fractionation hydrogenation and phenol recovery.Vinyl Stage of

Several

core Introduction The vinyl acetate plant adopts advanced technology where gaseous ethylene oxygen and acetic acid undergo

Acetate technology technical and adsorption-oxidation-reduction-dissociation under a catalyst with silica as the carrier and palladium gold and application personnel innovation potassium acetate as active components to produce vinyl acetate.Stage of Several Introduction The acetic acid plant adopts advanced methanol low-pressure carbonylation process using carbon monoxide and Acetic technology core and methanol as raw materials and Ir/Ru as the catalyst to synthesize acetic acid under heating and pressurization. The acid application technical innovation crude acetic acid obtained is then subjected to preliminary processing dehydration drying and a series of refining personnel and purification steps to produce qualified acetic acid products.Stage of Several core Introduction The styrene plant consists of the ethylbenzene unit which employs the overseas advanced liquid-phase alkylation Styrene technology technical and technology using benzene as the raw materials to produce ethylbenzene by alkylation and the styrene unit where application personnel innovation ethylbenzene undergoes catalytic dehydrogenation in the presence of steam to yield styrene product.Stage of Several Introduction The POE plant adopts advanced technology. It uses polymerization-grade ethylene from the ethylene plant hydrogen

POE technology core and 1-octene from the α-olefin plant and 1-butene from the 1-butene unit as raw materials employs a metallocene

application technical innovation (transition metal atom and metallocene ring (cyclopentadienyl or substituted cyclopentadienyl anion)) as the main

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personnel catalyst hexane as the solvent along with solid additives and antioxidants used in the extrusion and pelletization

section to produce POE.The core technology of this product has its own independent intellectual property rights. The Company has participated

in the formulation of the national standards for the energy consumption limit per unit product of this product. The

large-scale device greatly reduces the investment cost per unit product. Besides the continuous improvement of new

technologies and new equipment has shortened the process. For example the oxidation unit adopts pressure filter

instead of vacuum filter dryer intermediate silo and other auxiliary systems; The refining unit adopts pressure filter

which changes two-stage separation into one-stage separation. Compared with the traditional process the number of

equipment is reduced the maintenance cost is also greatly cut the reliability of equipment is improved and the stability

of the device is improved accordingly. At present the pressure filter technology has been well applied in PTA plant

and has become a development trend at present. In addition the application of new materials in PTA production has

further reduced the investment cost. At present dual-phase steel is used to replace part of titanium alloy and 317L

which reduces the material cost. In terms of material consumption all PTA patent manufacturers have done a lot of

work in optimizing oxidation reaction conditions adjusting catalyst ratio increasing catalyst recovery PTA mother

liquor solid recovery methyl acetate recovery and so on and all of them have been successfully applied to industrial

Leading Several Introduction devices. The use of these optimizations and new technologies greatly reduce the material consumption of PTA

PTA position in core and production. In terms of energy consumption as the oxidation reaction is exothermic a lot of heat will be released

China technical innovation during such reaction. At present PTA patent technologies use the reaction heat to generate low-pressure steam of personnel different grades for air compressors and other low-pressure steam users in the device (such as dehydration tower). By

using this method the oxidation tail gas at the top of the oxidation reactor is cooled and energy is recovered;

Hydrogenation reaction is a high-temperature and high-pressure reaction. During the crystallization process with the

gradual reduction of pressure a large number of steam with different grades will flash out which is basically used to

heat the feed of hydrogenation reactor and can be heated to about 260°C. Oxidation tail gas is high-pressure gas part

of which is used as the driving power of air compressor and the rest is used for conveying gas and inert gas in the

device to users. In addition the process arrangement is optimized as much as possible to make full use of the heat

exchange of hot and cold process fluids. Through the above measures PTA basically does not need to supply low-

pressure steam from outside at present but only needs a certain amount of high-pressure steam to heat the feed of

hydrogenation reactor from about 260°C to about 286°C; The drive of the air compressor does not need to supply

energy from outside. In order to reduce energy consumption some other measures have been taken such as increasing

the feed concentration of hydrogenation reactor and increasing the circulation of mother liquor in TA unit. At present

the comprehensive energy consumption of PTA has been greatly reduced and the energy consumption of products is

better than the advanced value of national standards.Maximum output maximum conversion rate and minimum energy consumption; By tapping the equipment potential

Several Introduction achieve the purpose of improving production and efficiency without increasing energy consumption; Improve energy

Polyester Large-scale core and utilization rate and reduce production cost; Eliminate the filter blockage waste of labor save the cost of bagging and application technical innovation bring considerable economic benefits to the company; Make the basic magnesium sulfate whisker tetrapod-like zinc personnel oxide whisker magnesium salt whisker β-type silicon nitride whisker melamine cyanurate microencapsulated red

phosphorus flame retardant ethylene glycol etc. into flame retardant and anti-dripping whisker glycol solution

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through a certain manufacturing process by using the company’s patented technology; Add the flame-retardant and

anti-dripping whisker glycol solution into the slurry preparation tank and prepare the flame-retardant and anti-dripping

polyester through esterification pre-polycondensation and final polymerization.Multi-

functional Leading Several Introduction The core technology of this product adopts the current international advanced high-temperature crystallization and

polyester position in core technical and solid-phase polycondensation process with a short process low energy consumption and domestic leading bottle China personnel innovation performance of comprehensive energy consumption per unit product. grade chip

Through the independent design and installation of multiple addition points online adding equipment with various

Several Introduction additional materials dynamic and static mixing equipment oil nozzle winding machine etc. on the melt direct

Fiber Large-scale core and spinning line the existing equipment was optimized to obtain benefits from the differentiated and high-end products application technical innovation of polyester melt direct spinning and realize transformation and upgrading. The contradiction between large capacity personnel polyester plants and the production of small batch and multi-agent functional differentiated fibers has been solved.The main products include flame-retardant antistatic colored and full extinction functional modified fibers.Several

Texturing Mass core

Introduction The technology is independently developed and completed by the Company. It is used to process DTY and FDY in

production technical and uniform military green black and other colors. No dyeing is required after weaving so the products hardly lose colors

personnel innovation in daily use and are mostly used to weave fabrics for special purposes.It possesses both direct melting and chip-based film drawing production lines. The direct melting method involves

directly conveying the polymerized melt to the film drawing production line for film production offering advantages

Multifunct Several Introduction such as simplified processes lower production costs and stable quality; The chip-based film production method allows ional Mass core and for the addition of various functional materials according to product application requirements providing benefits such polyester production technical innovation as flexible production and high product added value. Differentiated products such as backplate films matte films heat-film personnel sealable films UV-resistant films and release protective films developed and produced by the chip-based production

line have been widely applied in photovoltaic backplates window films sunshades high-end packaging and optical

fields.Several

Film grade Mass core Introduction By adding composite conductive substances to polyester the problem of difficult adhesion due to high casting speed

chips production technical and innovation on high-speed production lines has been solved making it applicable to high-speed film drawing production lines. personnel

High Several

silicon Mass core Introduction By solving the problem of dispersion of micron-sized particles the silica particles are added into a reaction kettle in

masterbat production technical and the polymerization process so that the master batch with high silica content is prepared and the master batch can be

ch personnel innovation widely applied to the production of polyester films.Matte Mass Several Introduction Through the dispersion of silicon particles add silica with larger particle size and smaller void ratio to the reaction

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master production core and kettle during the polymerization process so as to prepare matte master batch with high fog and low matte which can

batch technical innovation be used in the production of polyester matte film.personnel

Antimony Several It adopts a novel environmentally friendly and highly efficient titanium-based catalyst combined with online polyester

-free Mass core Introduction addition and process optimization achieving the production of antimony-free polyester melt. The environmentally

polyester production technical and friendly antimony-free polyester chips can effectively prevent antimony precipitation associated with traditional

chips personnel innovation catalysts meeting market demand for green and eco-friendly polyester products in wide applications; The cost advantages of titanium-based catalysts further contribute to cost reduction and efficiency improvement.

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Production capacity of main products

Design Capacity under

capacity

Main products Capacity

construction

utilization Investment and construction (10000 (10000

tons/year) tons/year)

Fuel 1366

Para-xylene (PX) 1040

M-xylene (MX) 20

Mixed Xylene 9.6

Benzene (BZ) 330

Heavy Aromatic Hydrocarbon

(HAH) 21

Ethylene Glycol (MEG) 240

Diethylene Glycol (DEG) 19.8

Triethylene Glycol (TEG) 11.4

Purified terephthalic acid (PTA) 2150

Purified isophthalic acid (PIA) 30

Bi-oriented polyester film (BOPET) 43

Shengyuan chemical fiber

Pre-oriented yarn (POY) 46 25 differential fiber project is under

construction

Adjust flexibly Shengyuan chemical fiber

Fully drawn yarn (FDY) 54 according to market 25 differential fiber project is under

construction

Shengyuan chemical fiber

Draw texturing yarn (DTY) 42 25 differential fiber project is under

construction

Bottle grade chip (PET) 530

Full-density polyethylene (FDPE) 90

High-density polyethylene (HDPE) 65

Low-density polyethylene (LDPE) 80 40 Under construction

Ethylene-vinyl acetate copolymer

(EVA) 140 110 Under construction

Polypropylene (PP) 180

Acrylonitrile butadiene styrene

(ABS) 160 120 Under construction

Styrene monomer (SM) 130

Polycarbonate (PC) 52

Phenol (PH) 40

Acetone (ACT) 13

Methyl methacrylate (MMA) 38 20 Under construction

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Polymethyl Methacrylate (PMMA) 18 Under construction

Acrylonitrile (AN) 48 66 Under construction

Acetonitrile (ACN) 3.36 1.8

Butadiene (BD) 7

Sulfur (S) 121

Polyether glycol/Polyether polyol

(PPG/POP) 97 59 Under construction

Low cis-polybutadiene rubber

(LCBR) 10

Solution styrene butadiene rubber

(SSBR) 6

Piperylene Resin 7

Isoprene 7.4

Dicyclopentadiene (DCPD) 4.72

Hydrogenated C9 12.51

Heavy Fraction 4.7

Cracked Naphthalene Fraction 3.2

Cyclopentane 2.52

Refined C5 16.6

Isopentane 1

Types of products in major chemical parks

Major chemical parks Types of products

Zhoushan Green Petrochemical Base Products in the petrochemical industrial chain

Ningbo Petrochemical Economic&Technological Development Zone Products in the petrochemical industrial chain

DaGuShan Chemical Industrial Park at Jinpu New Area Dalian Products in the petrochemical industrial chain

EIA approvals being applied for or newly obtained during the reporting period

□Applicable □ Not applicable

Projects EIA approval

Supporting water intake and drainage outlet project (southern zone) of 40 million to

ns/year refining and chemical integration project of Zhejiang Petroleum & Chemica ZHDJS [2024] No. 4

l Co. Ltd.Supporting gas-fired power station project for 40 million tons/year refining and che

mical integration phase II project product structure optimization project of Zhejiang ZHDJS [2024] No. 3

Petroleum & Chemical Co. Ltd.Renovation and upgrade project (Phase I) of refining and chemical integration proj

ect of Zhejiang Petroleum & Chemical Co. Ltd. ZHDJS [2024] No. 9

High-end new material project of Zhejiang Petroleum & Chemical Co. Ltd. ZHDJS [2025] No. 4

Novel catalytic cracking pilot project of Zhejiang Petroleum & Chemical Co. Ltd. ZHDJS [2025] No. 3

Approval of environmental impact

Tank farm optimization and renovation project of Ningbo Zhongjin Petrochemical assessment form for tank farm optimization

Co. Ltd. and renovation project of Ningbo Zhongjin

Petrochemical Co. Ltd. (ZHX [2024] No.

20 / 276 Full Text of 2024 Annual Report

29)

Review comments of Ningbo Municipal

Bureau of Ecology and Environment on

Catalyst upgrade zero-land renovation project of Ningbo Zhongjin Petrochemical environmental impact assessment report for

Co. Ltd. catalyst upgrade zero-land renovation

project of Ningbo Zhongjin Petrochemical

Co. Ltd. (YHJ [2024] No. 21)

Polyester plant acetaldehyde high-efficiency recovery carbon reduction and

efficiency improvement technical renovation project of Yisheng Dahua DHZ Zi [2024] No. 000050

Petrochemical Co. Ltd.Intelligent functional fiber project with an annual output of 500000 tons

(Shengyuan Phase II) of Zhejiang Shengyuan Chemical Fiber Co. Ltd. Approval in progress...The listed company was subject to abnormal production stoppage during the reporting period

□Applicable □Not applicable

Relevant approvals permits qualifications and validity terms

□Applicable □Not applicable

Unit approved Qualification / license Approval department Validity term

Rongsheng Work Safety Standardization Certificate Hangzhou Municipal Emergency Petrochemical Management Bureau April 2026

Rongsheng

Petrochemical Pollutant Discharge Permit

Hangzhou Municipal Ecology and

Environment Bureau November 5 2026

Measurement standard assessment

ZPC certificate (Standard plant for Class 0.05 Zhoushan Municipal Administration

digital pressure measurement) for Market Regulation

July 29 2029

Measurement standard assessment

ZPC certificate (Standard plant for Class II Zhoushan Municipal Administration November 7 2028

platinum resistance thermometer) for Market Regulation

Measurement standard assessment

ZPC certificate (Standard plant for working-base Zhoushan Municipal Administration November 5 2028

metal thermocouple) for Market Regulation

Measurement standard assessment

ZPC certificate (Standard plant for Class I Zhoushan Municipal Administration platinum rhodium 10-platinum for Market Regulation November 5 2028

thermocouple)

ZPC CNAS Laboratory Accreditation Certificate China National Accreditation Service for Conformity Assessment April 13 2028

ZPC Quality management system certificate Beijing Sanxing 9000 Certification Body Co. Ltd. May 9 2026

ZPC National Industrial Product Manufacture Zhejiang Provincial Administration Licensing Certificate for Market Regulation December 30 2025

ZPC Registration Certificate for Hazardous Zhejiang Provincial Registration Chemicals Center for Hazardous Chemicals June 13 2026

ZPC Safe Production License Zhejiang Provincial Emergency Management Department December 27 2026

ZPC Pollutant Discharge Permit Zhoushan Ecology and Environment Bureau July 14 2029

ZPC License for Port Operation Zhoushan Shipping and Port Administration October 11 2026

ZPC Project Approval List Specified in

Aircraft Airworthiness Approval

Technical Standards (3# jet fuel) Department of Civil Aviation July 13 2026 Administration

21 / 276 Full Text of 2024 Annual Report

ZPC Project Approval List by Civil Aviation Oil

Aircraft Airworthiness Approval

Testing Unit (3# jet fuel) Department of Civil Aviation May 17 2026 Administration

ZPC Special License for Production of MCCs Ministry of Industry and Information (Phase I) Technology (MIIT) May 7 2026

ZPC Special License for Production of MCCs Ministry of Industry and Information (Phase II) Technology (MIIT) November 28 2027

ZPC Import Qualification for Non-state Trade of Crude Oil Ministry of Commerce /

ZPC Export Qualification for Non-state Trade of Refined Oil Ministry of Commerce /

ZPC Import Qualification for Non-state Trade of Refined Oil (Fuel Oil) Ministry of Commerce /

Zhongjin Zhenhai Branch of Ningbo Ecology

Petrochemical Pollutant Discharge Permit and Environment Bureau December 2 2029

Zhongjin National Industrial Product Manufacture Zhejiang Provincial Administration

Petrochemical Licensing Certificate for Market Regulation February 11 2028

Zhongjin

Petrochemical Radiation Safety License

Department of Ecology and

Environment of Zhejiang Province July 16 2028

Zhongjin Safe Production License Zhejiang Provincial Emergency Petrochemical Management Department June 4 2026

Zhongjin Registration Certificate for Hazardous Registration Center for Chemicals of

Petrochemical Chemicals the Ministry of Emergency October 13 2025 Management

Niluoshan New Zhenhai Branch of Ningbo Ecology

Energy Pollutant Discharge Permit and Environment Bureau December 1 2029

Yisheng Dahua Safe Production License Liaoning Provincial Emergency Management Department March 27 2028

Yisheng Dahua License for Port Operation of the People’s Dalian Traffic and Transportation Republic of China Bureau July 24 2025

Yisheng Dahua Registration Certificate for Hazardous Liaoning Provincial Work Safety Chemicals Service Center November 15 2026

Yisheng Dahua Pollutant Discharge Permit Dalian Ecology and Environment Bureau September 5 2029

Shengyuan

Chemical Fiber Work Safety Standardization Certificate

Hangzhou Municipal Emergency

Management Bureau October 1 2026

Shengyuan

Chemical Fiber Pollutant Discharge Permit

Hangzhou Municipal Ecology and

Environment Bureau November 5 2026

Yongsheng National Industrial Product Manufacture Zhejiang Provincial Administration

Technology Licensing Certificate for Market Regulation August 11 2026

Yongsheng

Technology Pollutant Discharge Permit

Shaoxing Ecology and Environment

Bureau February 6 2029

Ecological Environment Bureau of

Hainan Yisheng Pollutant Discharge Permit Yangpu Economic Development May 14 2026

Zone

Hainan Yisheng Radiation Safety License Department of Ecology and Environment of Hainan Province December 26 2026.Hainan Yisheng Safe Production License Department of Emergency Management of Hainan Province March 29 2027

Hainan Yisheng Hazardous Chemical Business License Administration Approval Service Bureau of Danzhou City February 27 2028

22 / 276 Full Text of 2024 Annual Report

Hainan Yisheng License for Port Operation of the People’s Transportation Maritime and Port Republic of China Bureau of Danzhou City March 8 2025.Hainan Yisheng Class Two Standardization Enterprise on Department of Emergency Production Safety Management of Hainan Province November 10 2027

Hainan Yisheng Port Shoreline Use Certificate of People’s Ministry of Transport of the People’s Republic of China (PRC) Republic of China May 20 2065

Registration Certificate for Hazardous Registration Center for Chemicals of Hainan Yisheng Chemicals the Ministry of Emergency February 3 2027 Management

Hainan Yisheng Port Facility Security Compliance Hainan Port and Shipping Certificate Administration October 26 2026

Hainan Yisheng Radio Registration Certificate Hainan Provincial Department of Industry and Information Technology June 9 2031

Zhejiang Yisheng Pollutant Discharge Permit Ningbo Ecology and Environment Bureau Beilun Branch November 12 2029

Zhejiang Yisheng Radiation Safety License Department of Ecology and Environment of Zhejiang Province November 10 2029

Engaged in oil processing oil trade industry

□Yes □No

The company primarily imports crude oil from overseas as feedstock and is engaged in the R&D production and

sales of various petroleum chemical and polyester products with a diverse product portfolio and comprehensive

specifications covering multiple fields including new energy new materials organic chemicals synthetic fiberssynthetic resins synthetic rubber and petroleum products essentially realizing the transformation from “a drop ofoil to all things in the world” and enhancing its new materials industrial chain based on its existing global-scale

integrated refining & chemical complex and complete upstream-downstream supporting facilities.Engaged in chemical fertilizer industry

□Yes □No

Engaged in pesticide industry

□Yes □No

Engaged in chlorine-alkali and soda ash industry

□Yes □No

III Analysis of Core Competitiveness

As one of the leading enterprises in the petrochemical industry with leading comprehensive strength in China

the Company’s core competitiveness is mainly reflected in the following aspects:

(1) Complete industrial synergistic advantages

After years of development and improvement the Company has seized the opportunity of industrial adjustment

achieved rapid growth and formed the development strategy of “from a drop of oil to everything in the world”.Through the extension of the industrial chain the Company has effectively reduced the business cost realized the

mutual support of upstream and downstream sectors and also improved its sustainable profitability and risk

resistance. On the basis of the complete polyester industry chain of Rongsheng Holdings the controlling shareholder

and Tongkun Holding the participating shareholder ZPC has successfully established the last link of the whole

process from a drop of oil to a piece of fiber and formed the great advantage of upstream and downstream

integration of the polyester industry and the favorable synergy advantage between other industrial chain and the

shareholder unit

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The interconnection of Zhoushan Green Petrochemical Base and Ningbo Petrochemical Base can realize the

coordinated development of both Ningbo and Zhoushan bases and pipeline transportation greatly reduces the risk

and cost of ship transportation and land transportation; A large number of light hydrocarbon raw materials by-

products from Ningbo Petrochemical Base are transported to Zhoushan Green Petrochemical Base through pipelines

which can be used as high-quality ethylene raw materials. Surplus oil products from Zhoushan Green Petrochemical

Base can be transported to Ningbo Petrochemical Base as high-quality raw materials for aromatic hydrocarbon

production.The construction of ZPC Project has supporting facilities that can meet the demand of crude oil supply in the

two phases of the project. The total storage capacity of Mamu crude oil depot and Yushan Island crude oil depot

has reached 4.6 million m3 which is the largest storage capacity among domestic refining and chemical facilities.As the most concentrated resource allocation base for oil and gas enterprises in China the Zhejiang Free Trade Zone

has an oil depot capacity of more than 30 million m3 including Cezi Island and Waidiao Island. Most of the oil

pipeline networks are interconnected making local transportation available.

(2) Remarkable location competition advantagesThe Company’s production bases are located along the eastern coastline of China including the “Circum-Bohai Sea Economic Zone” in Dalian City Liaoning Province; the “Yangtze River Delta Economic Circle” in

Ningbo City Zhejiang Province; the “Belt and Road Economic Belt” and the “Maritime Silk Road” in Haikou City

Hainan Province. Each production base of the Company is adjacent to high-quality ports connected with canals and

equipped with complete wharf facilities. The main raw materials and other auxiliary raw materials required for

production can be unloaded and stored at the chemical material wharf built or rented by the Company which has

provided convenient transportation of bulk raw materials and inventory adjustment.ZPC Project is located in the concentrated consumption area of oil products and chemical products with the

key products marketable. The target market of chemical products is mainly East China and South China where the

economy is the most developed with the most active downstream consumption market for petrochemical products

and whose related industries such as downstream plastic product processing industry light industry and daily

chemical industry are developed with strong market acceptance for bulk petrochemical products. Refined oil has

many sales channels and enjoys strong policy support and obvious competitive advantages. The Ministry of

Commerce officially approved granting ZPC the export qualification of non-state-owned trade refined oil. As the

first private refining and petrochemical enterprise to obtain export permission ZPC took the lead in opening sales

channels in Southeast Asia. In the face of the excess supply of domestic refined oil this export permission given to

ZPC has become more valuable.

(3) Excellent strategic layout advantages

The Company with inherent strong market sensitivity and flexible decision-making mechanism can not only

keep a close eye on the market but also make timely and accurate adjustments to the strategy and seize the

preemptive opportunities of the market under its own mechanism advantages of fast pace and few links. The

management has a keen sense of investment accurate timing for project operation and excellent investment and

financing capacity. The Company started from polyester chemical fiber and after years of development it has

formed a good foundation. With the full-scale operation of the 40 million tons/year refining and chemical integration

project of its subsidiary in early 2022 ZPC has become the largest single refinery in the world. Relying on the

world’s largest single-unit 40 million tons/year refining and chemical integration project of ZPC the Company has

accelerated the layout of downstream new chemical materials aimed at the field of new energy and high-end

materials and has deployed a number of new energy and new material products such as EVA POE DMC PC and

ABS continuously enriching its product chain. With the steady progress of new projects the Company’s production

capacity of new energy materials renewable plastics special synthetic materials and high-end synthetic materials

will be expanded in an orderly manner and the transformation of new materials will be gradually accelerated.

24 / 276 Full Text of 2024 Annual Report

(4) Strong R&D and innovation advantages

The Company upholds a technological R&D pattern driven by both independent innovation and cooperation.We have established many world-class R&D platforms including a high-tech R&D center a workstation for

academicians and experts an enterprise technology center and a post-doctoral science and research workstation.Moreover we engage in active technology exchanges and discussions and promote industry-university-research

collaboration to acquire resources from universities the community and the Company. With all sectors of society

we jointly promote our research capabilities and technological advancement and together create an innovation

ecosystem that is open healthy and cooperative where everyone can benefit. In recent years the Company has

continuously stepped up scientific research cooperation with domestic and foreign countries and increased its R&D

investment year by year to maintain a leading level in the industry.The Company’s main manufacturing subsidiaries are all national high-tech enterprises with strong research

and development strength and rich process operation experience accumulated during long-term production

management which have gathered the strength of “production learning research and use” at home and abroad

carried out research and development with independent innovation and established an integrated achievement

improvement platform for laboratory innovation small test pilot test and industrial demonstration production and

overcome the disadvantage that it is difficult to incubate and transform related achievements although with basic

research by other research institutes in China relying on the Company’s flexible system and mechanism and

complete industrial chain advantages breaking through the final ceiling from scientific research achievements to

industrial promotion and application boosting industrial technological innovation and upgrading seizing the

technologically leading position and promoting the Company’s high-quality development in the terms of

technological independence raw material diversification high-end products green production and intelligent

industry.

(5) Rich human resources advantages

Focusing on the construction of corporate culture the Company has formed a favorable working atmosphere

and strong corporate cohesion. The Company has also trained a group of stable core management R&D and

technical talents through internal training and introduction. The Company attaches importance to the cultivation of

on-the-job staff. Based on reality and comprehensive planning the Company is constantly broadening the staff

selection platform and formulating an effective incentive mechanism. To maintain the practical and effective work

of the staff the Company has improved the benefits of employees optimized the professional title assessment

system and clarified the promotion standards and incentives. The Company combines the employee examination

with performance evaluation and replaces evaluations with competition to dynamically evaluate employees’

comprehensive quality and form a healthy competition atmosphere of competing through learning and competingfor first place. Following the principle of “different measures for different talents and making good use of thestrengths of talents” every employee will have the opportunity to give full play to their abilities.In addition the Company attaches great importance to the management of talents and teams and adopt a two-

pronged approach of internal incentives and external cultivation. In terms of internal management we will promote

the construction of three teams of senior management high potential and specialization pay special attention to

talent evaluation and clean education strengthen skill training and skill recognition and improve the quality of

employees in all aspects. In terms of external cultivation we will rely on the cooperation platform of industry

academia and research to actively do a good job in the introduction of highly educated and highly skilled talents

increase the proportion of high-quality employees and provide new drivers for the development of the enterprise.

(6) Efficient operation and management advantages

The Company adheres to system construction integrates digitization intelligence standardization process

and regulation into operations; actively strengthens IT construction; comprehensively integrates business links such

as sourcing production inventory and sales; and constantly improves the rapid response ability. The Company has

25 / 276 Full Text of 2024 Annual Report

established a complete set of effective management systems in combination with actual situations defined post

responsibilities and work flow and effectively reduced the operation costs through fine management. Through years

of efforts the Company’s construction in systems such as information performance appraisal and credit

management are at the leading position in the industry. In 2024 the company garnered multiple accolades thanks

to its exceptional capabilities:

IV. Analysis of Main Business

1. Overview

Rongsheng Petrochemical is one of the leading private petrochemical enterprises in China. It is mainly engaged

in the research development production and sales of all kinds of oil products chemicals and polyester products. It

has established seven production bases in Bohai Economic Rim Yangtze River Delta Economic Circle and Hainan

Belt and Road Economic Circle forming five industrial chains of polyester engineering plastics new energy high-

end polyolefin and special rubber. It is one of the important producers of polyester new energy materials

engineering plastics and high value-added polyolefin in Asia with the largest production capacity of chemicals such

as PX and PTA in the world.

(1) Main products

The Company’s products are rich in variety and complete in specifications covering many fields such as new

energy new materials organic chemicals synthetic fibers synthetic resins synthetic rubber and oil products

basically achieving “from a drop of oil to everything in the world” and constantly upgrading and improving the

industrial chain of new materials on the basis of the existing super-large integrated refining base worldwide and

complete upstream and downstream facilities.

26 / 276 Full Text of 2024 Annual Report

At present the main products are shown in the following figure:

Note: products marked by dotted line / dotted box are products under the plan.

(2) Operation measures

China’s economy demonstrated remarkable resilience and innovative vitality amid pressures and difficulties

consolidating stable growth while making solid progress. The petrochemical industry maintained fundamental

27 / 276 Full Text of 2024 Annual Report

stability with breakthrough advancements where technological innovation and low-carbon transformation emerged

as core drivers for further industrial development. During the reporting period under the leadership of the Board of

Directors the Company firmly seized the opportunity stabilized the “core business foundation” of existing

industries explored high-end materials as new growth frontiers focused on promoting the “three-oriented”

transformation of internationalization greening and digital-intelligence and made solid progress in high-quality

development.

1. Advance industrial layout through vertical and horizontal planning

In 2024 we steadfastly implemented our “Vertical-Horizontal” development strategy achieving steady

progress in international cooperation while pursuing differentiated growth. Establish “new pillars” for global

collaboration. This year the Company signed the Memorandum of Cooperation and the Collaboration Framework

Agreement with Saudi Aramco to jointly explore joint operations of Zhongjin Petrochemical and Jubail Refining

and Chemical Company expand overseas markets through mutual equity participation and joint projects by

subsidiaries tap the cooperation potential in operation management resource advantages sales channels and

cutting-edge technologies strengthen the complementarity of industrial chains enhance the global market share

enhance the anti-risk ability of transnational operations and ensure the sustainable growth of the Company in its

globalization journey. Accelerate “milestones” by project construction. This year ZPC put into production a pilot

plant of α-olefins with an annual output of 1000 tons laying the foundation for the whole industrial chain of POE;

The successful trial production of 100000 tons/year rare earth cis-polybutadiene rubber plant marked an important

step for the Company in the field of green tire materials; The 380000 tons/year polyether plant produced qualified

products the 1500000-ton multifunctional polyester chip project was successfully put into production and the

Jintang new materials and other projects were promoted in an orderly manner which continuously expanded the

Company’s differentiated high-end and green product matrix.

2. Enhance the whole chain with digital intelligence and lean management

In 2024 guided by our operational philosophy of “stability based efficiency prioritized” we relentlessly

pursued cost reduction and efficiency improvement achieved remarkable results through lean management and

realized “zero accidents” for safe production throughout the year. Optimize and tighten the “benefit valve” in the

whole chain. This year we adhered to the market efficiency of products as the guide adjusted the processing scheme

flexibly in time carried out in-depth optimization of the whole industrial chain and completed three “oil conversion”

processing technologies and process reserves for “light medium and heavy” components of catalytic gasoline; We

researched and implemented cross-flow filtration technology of oil residue which continuously improved the

technical economy of slurry bed; We improved the product yield optimized the production process and

continuously enhanced the market adaptability of the integrated refining and chemical operation scheme. Drive and

activate “new momentum” by digital intelligence. This year Zhejiang Petrochemical’s “Digitization Project ofRefining and Chemical Integration” was selected as a national advanced manufacturing project and the construction

of MES energy module continued to advance realizing the informationization and digitalization of energy

management; The advanced control project was put into full use which became an important means to save energy

reduce consumption tap potential and increase efficiency. The reservation and delivery system for hazardous

chemicals of Zhongjin Petrochemical was officially put into operation and the automatic license plate recognition

system for loading vehicles of Yongsheng Technology was successfully put into use. Information technology is

deeply integrated with the Company’s business processes and various measures are taken to boost cost reduction

and efficiency improvement.

3. Enhance quality and efficiency through low-carbon transformation and innovation

In 2024 we led the industrial upgrading with technological innovation and empower sustainable development

with clean and low carbon. Enter the “Fast Lane” via technological breakthroughs. This year the Company invested

RMB 5.101 billion in R&D significantly enhanced its independent R&D innovation capability continued to build

28 / 276 Full Text of 2024 Annual Report

a collaborative innovation ecology of “Industry-University-Research-Application” deeply participated in the

formulation of industry standards and was awarded the “Zhejiang High-tech Enterprise R&D Center” which further

strengthened the supporting force of the technology platform. Multiple self-developed new products passed

certification and with Zhejiang Petrochemical’s containerized marine packaging successfully delivered

technological innovation continued to elevate its product competitiveness. A “new background” was painted via

low-carbon transformation. This year the Company invested RMB 273 million in environmental protection and

ZPC led the country in energy efficiency and water efficiency of many key products for two consecutive years. Its

industrial chain of high-value utilization of carbon dioxide realized the synergy of energy saving pollution reduction

carbon reduction and high-value utilization of carbon dioxide and continuously transformed environmental benefits

into economic benefits. Yisheng Dahua carried out major energy-saving and water-saving technical transformation

projects and won the title of “Dalian Water-saving Enterprise”; Shengyuan Chemical Fiber Distributed Photovoltaic

Power Generation Project achieved grid-connected operation which can provide 15 million kWh of green electricity

every year; Yongsheng Technology’s boiler fuel was cleaned and upgraded effectively reducing the impact of

volatile gases on the environment. With the exploration and practice in low-carbon transformation Rongsheng

Petrochemical’s ESG rating was upgraded from B to BBB and its CDP rating also achieved excellent improvementranking among the top in the global general and diverse chemicals industry and it was awarded as “the Best ListedCompany for ESG Management in 2024”.

(3) Operation synergy

1. Controlling shareholder

Rongsheng Holdings ranks 138th among the top 500 enterprises in the world 40th among the top 500 Chinese

enterprises and 5th among the top 500 private enterprises in China. At present the Group has listed companies such

as Rongsheng Petrochemical (stock code: 002493) and Ningbo United (stock code: 600051) with its business

involving oil and gas upstream and trading coal logistics equipment manufacturing process engineering

technology real estate venture capital and other fields; Rongtong Logistics a subsidiary is a national AAAA-level

logistics enterprise which has a mature and stable carrier cooperation operation platform; Suzhou Shenghui

Equipment Co. Ltd. a holding company specializes in the design manufacture and sales of pressure vessels

cryogenic equipment spherical tanks and marine equipment; Shanghai Huanqiu Engineering Co. Ltd. a joint stock

company of the Company has extremely rich experience in engineering EPC; A number of projects invested by

Zhejiang Rongsheng Venture Investment Co. Ltd. not only achieved good economic benefits but also promoted

the synergy of the industrial chain; In addition a number of other investments are also constantly advancing.

2. Strategic investors

Rongsheng Petrochemical and Saudi Aramco form the upstream and downstream in the industry and maintain

a good foundation for cooperation. The two companies will carry out all-round consultations and cooperation such

as: * Frontier technology sharing cooperation: The two companies will sincerely discuss to complement each

other’s technologies through their advantages jointly develop new technologies processes and equipment to meet

the future market demand and promote them on the market and at the same time share the necessary resources for

research and development; * Stable crude oil supply guarantee: Saudi Aramco supplies ZPC with high-quality

crude oil with the promised quantity of 480000 barrels per day and provides the Company with production raw

materials such as naphtha mixed xylene and straight-run fuel; * Interest-free purchase credit line: A credit line

with a term of 20 years and an amount of USD 800 million which can be increased during the cooperation period

will be provided which is conducive to improving the capital utilization efficiency of ZPC and will have a positive

impact on improving its profitability; * Flexible cooperation in crude oil storage: Though amicable negotiations

of related parties the Company provides Saudi Aramco with crude oil storage tanks and related facilities in

Zhoushan and Saudi Aramco needs to maintain a crude oil inventory of not less than 1.5 million metric tons which

is helpful to ensure the crude oil supply of ZPC; * Broad global sales channels: Relying on overseas sales channels

29 / 276 Full Text of 2024 Annual Report

of Saudi Aramco the Company can further expand the international market of its products and deepen strategic

cooperation with overseas customers. Similarly with the Company’s deep-seated resources for many years Saudi

Aramco can also quickly enter the relevant international and domestic markets.In addition Rongsheng Petrochemical planned to acquire 50% equity in SASREF Refinery a wholly-owned

subsidiary of Saudi Aramco in Jubail Saudi Arabia and participate in its expansion. This “powerful alliance”

achieves the advance of raw material supply and the expansion of global sales channels promotes resource sharing

and industrial chain coordination and jointly builds an industrial ecology with mutual benefits and win-win situation.As a practitioner of the “Belt and Road Initiative” Rongsheng Petrochemical driven by the dual drivers of “goingout” and “attracting investment” has established a strategic fulcrum in the Middle East laid out a supply chain

network around the Indian Ocean and attracted international strategic funds to invest in China for long term

injecting continuous vitality for its prosperous development.

3. Refining and chemical sector

3.1. ZPC

With the goal of building a “private green international trillion-level and flagship” base ZPC’s refining and

chemical integration project has been planned and unified at one time. At present it has formed a world-class

refining and chemical integration base with a processing capacity of 40 million tons/year for oil refining 8.8 million

tons/year for paraxylene and 4.2 million tons/year for ethylene among which the single scale for hydrogenation

reforming and PX is the largest in the world. The project is designed to maximize the refining and chemical

integration provide high-quality raw materials for downstream chemical devices maximize the production of

aromatic hydrocarbons (PX) and chemical products and minimize the output of fuel. The yield of fuel is lower than

the industry average with outstanding effect of reducing oil and increasing chemical. Meanwhile through the

optimal utilization of energy resources such as steam and water and full use of the low-temperature waste heat of

the device it builds the world’s largest thermal seawater desalination device to realize energy saving and emission

reduction. The refining and chemical integration rate of the project ranks first in the world far higher than the

average level of petrochemical industry integration in China and the scale and integration degree of the base are at

a leading position in the world.ZPC’s crude oil has strong adaptability and can be stored according to light medium heavy and acid

transported separately and refined separately. Combined with blending means it can process 80%-90% of the global

crude oil which greatly enhances its adaptability to oil price fluctuations and offers obvious advantages compared

with other domestic leading enterprises. It has flexible product structure and mature and reliable technology and

its main device scale and technical and economic indicators represent the most advanced level worldwide. As a

result of one-time overall planning oil refining aromatic hydrocarbon and ethylene fully demonstrate the concept

of “molecular oil refining” and make the best use of the material. All olefins are deeply processed into chemicals

with high import dependence which makes them have stronger ability to cope with the industry cycle.As the upstream industry of the polyester industry chain ZPC has successfully established the last link of the

whole process from a drop of oil to a piece of fiber for the Company and formed the great advantage of upstream

and downstream integration of the polyester industry. Located in Zhejiang Free Trade Zone ZPC enjoys various

preferential policies in the free trade zone and has continuously obtained the export quota of refined oil. Moreover

East China is the main consumption region of terminal chemicals. The Yangtze River Delta contains about 70% of

China’s production capacity of plastics and chemical fibers with obvious regional advantages. Yushan Island

where it is located is an uninhabited island. Therefore it is convenient for development and utilization and will

have little impact on the surrounding society and broad development space in the future; Being close to the consumer

market ZPC enjoys a prominent position advantage as a sea-land hub at the Ningbo-Zhoushan port with convenient

access to bulk materials and products and a significantly low transportation costs.

3.2. Zhongjin Petrochemical

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Zhongjin Project which was put into operation in August 2015 is an aromatic hydrocarbon combined plant

currently in service with leading single scale in the world. This project pioneered the process of making aromatic

hydrocarbon products with fuel oil (cheaper than naphtha) as raw material and adopted a new technical route which

can solve the shortage of global naphtha supply greatly save the procurement cost of raw materials introduce the

concept of “circular economy” and innovatively use the by-product hydrogen to process fuel oil into naphtha.The new disproportionation catalyst jointly developed by Zhongjin Petrochemical and Tongji University has

been successfully applied for the first time in ZPC 2# disproportionation plant (3.5 million tons/year). The catalyst

has the excellent characteristics of “three highs” namely high space velocity high yield and high conversion and

utilization rate of heavy aromatic hydrocarbon and has good operation stability whose comprehensive performance

and technical indicators have reached the advanced level in the world at present realizing import substitution which

reflects the staged progress of the Company’s scientific research and innovation ability and level and is of great

significance for continuously improving the technical level of production equipment improving the conversion and

utilization efficiency of raw materials reducing consumption and production costs and realizing the aromatic

hydrocarbon production from large to strong and achieving green efficiency.

3.3. Rongsheng New Materials (Zhoushan)

As the expansion area of Zhoushan Green Petrochemical Base relying on ZPC and Ningbo Zhongjin

Petrochemical it extends the industrial chain downstream and develops fine chemicals and new chemical materials.The company focuses on developing downstream products of the existing industrial chains of ZPC and Zhongjin

to achieve the value-added and efficiency increase in raw materials of Zhongjin and ZPC. At present the project

has started construction and related work is progressing in an orderly manner.

4. PTA sector

Since the establishment of the first private PTA production line in 2002 the Company has insisted on

independent innovation successively developed and built the first domestic PTA process package and production

equipment with independent intellectual property rights and realized the first domestic application of core

equipment such as large-scale oxidation reactors and high-speed pumps which changed the long-term dependence

of China’s PTA industry on the introduction of complete sets of foreign patented technology and promoted a large

number of domestic equipment manufacturers to achieve leap-forward development. At the same time we have

continuously carried out technical transformation on existing equipment to improve production efficiency and

product quality and at the same time continuously optimized raw material consumption to ensure efficient use of

resources. Meanwhile the Company has steadily promoted the launch of new production capacity on the one hand

to meet the growing market demand and on the other hand to stabilize the Company’s leading position in the

polyester industry.

5. Polyester sectorWith the general policy of “safety and environmental protection quality improvement cost reduction andbenefits increase” the Company focuses on strengthening pandemic prevention and control implementing hidden

danger treatment boosting process optimization and promoting lean production management. Yongsheng

Technology’s 250000-ton functional polyester film expansion project has been successfully put into production

and the company’s annual polyester film production capacity has reached 430000 tons ranking the top four in

China. The Company’s PTA production enterprises make full use of the advantages of the Company’s complete

industrial chain integration to continuously tap the potential and increase benefits to produce polyester bottle chips.At present its production capacity ranks first in China with part of PTA production capacity consumed locally

which enhances the competitiveness of the enterprise and improve the economic benefits. The 500000 tons of

differentiated fiber project of Shengyuan Phase II which mainly produces flame-retardant functional and dye-free

fiber products is also in progress.

31 / 276 Full Text of 2024 Annual Report

2. Income and cost

(1) Composition of operating revenue

Unit: RMB

20242023

Year-on-year

Proportion to Proportion to increase

Amount operating Amount operating (decrease)

revenue revenue

Total operating

revenue 326475162608.88 100% 325111614268.09 100% 0.42%

By industry

Petrochemical

Industry 289301177635.53 88.61% 296851027280.87 91.31% -2.54%

Polyester

chemical fiber 18507338180.98 5.67% 14717875220.67 4.53% 25.75%

industry

Trade and

others 18666646792.37 5.72% 13542711766.55 4.16% 37.84%

By product

Oil refining

products 117855712431.38 36.10% 121884564630.35 37.49% -3.31%

Chemical

products 121767959624.54 37.30% 121776659403.66 37.46% -0.01%

PTA 49677505579.61 15.21% 53189803246.86 16.36% -6.60%

Polyester

chemical fiber 18507338180.98 5.67% 14717875220.67 4.53% 25.75%

film

Trade and

others 18666646792.37 5.72% 13542711766.55 4.16% 37.84%

By region

China 280740961976.87 85.99% 276231426885.63 84.97% 1.63%

Overseas 45734200632.01 14.01% 48880187382.46 15.03% -6.44%

The Company’s total chemical production capacity (including joint ventures) reached 59.27 million tons with

a corresponding total chemical sales revenue of RMB 278.6 billion in 2024.

(2) Industry product region and sales mode accounting for more than 10% of the Company’s operating

revenue or operating profit

□Applicable □ Not applicable

Unit: RMB

Year-on-year Year-on-year

Gross increase Year-on-year increase

Operating revenue Operating cost profit (decrease) in increase

margin operating (decrease) in

(decrease) in

operating cost gross profit revenue margin

By industry

Petrochemic 289301177635.53 252706674885.15 12.65% -2.54% -2.85% 0.27%

32 / 276 Full Text of 2024 Annual Report

al Industry

Polyester

chemical

fiber 18507338180.98 18195490832.19 1.68% 25.75% 27.73% -1.52%

industry

Trade and

others 18666646792.37 18088378163.21 3.10% 37.84% 35.03% 2.01%

By product

Oil refining

products 117855712431.38 97149285936.52 17.57% -3.31% -0.04% -2.69%

Chemical

products 121767959624.54 105205550952.93 13.60% -0.01% -3.84% 3.44%

PTA 49677505579.61 50351837995.70 -1.36% -6.60% -5.94% -0.72%

Polyester

chemical 18507338180.98 18195490832.19 1.68% 25.75% 27.73% -1.52%

fiber film

Trade and

others 18666646792.37 18088378163.21 3.10% 37.84% 35.03% 2.01%

By region

China 280740961976.87 243977718284.90 13.10% 1.63% 1.59% 0.04%

Overseas 45734200632.01 45012825595.65 1.58% -6.44% -5.46% -1.02%

In the case that the statistical standards for main business data of the Company are adjusted during the reporting

period the main business data of the Company in recent 1 year are subject to those after the adjustment of the

statistical standards at the end of the reporting period

□ Applicable □ Not applicable

Operating revenue or net profit generated from overseas operations accounted for more than 10% of the Company’s

audited operating revenue or net profit in the most recent fiscal year

□ Yes □ No

(3) Whether revenue from physical sales is higher than service revenue

□Yes □No

Year-on-year

Industry Items Unit 2024 2023 increase

(decrease)

Sales quantity ton 48334955.18 49168141.42 -1.69%

Petrochemical Production ton 56266126.43 55993404.94 0.49%

Industry quantity

Inventory ton 966819.06 1116062.63 -13.37%

Sales quantity ton 2847303.37 2114331.59 34.67%

Polyester chemical Production ton 3792595.14 3480230.85 8.98%

fiber industry quantity

Inventory ton 190226.58 135913.59 39.96%

Description of reasons for relevant data increasing/decreasing by more than 30% year-on-year

□Applicable □ Not applicable

During this reporting period the sales volume and inventory of polyester chemical fiber products increased

33 / 276 Full Text of 2024 Annual Report

significantly compared to the same period last year mainly due to the commissioning of the subsidiary Yisheng

Dahua’s 500000-ton multi-functional polyester chip expansion project.

(4) Performance of major sales and procurement contracts signed by the Company as of the current

reporting period

□ Applicable □ Not applicable

(5) Composition of operating costs

Industry and product categories

Unit: RMB

20242023

Year-on-year

Industry Items Proportion to Proportion increase

Amount operating Amount to operating (decrease)

cost cost

Petrochemical Raw

Industry material 230087963447.61 91.05% 239198623632.96 91.96% -0.91%

Petrochemical Labor

Industry wage 1629097178.37 0.65% 1624611209.04 0.62% 0.02%

Petrochemical Deprecia

Industry tion 11485497958.88 4.54% 9904752215.65 3.81% 0.74%

Petrochemical

Industry Energy 8088775842.84 3.20% 8186332743.25 3.15% 0.05%

Petrochemical

Industry Other 1415340457.45 0.56% 1203442892.56 0.46% 0.10%

Total 252706674885.15 100.00% 260117762693.46 100.00% 0.00%

Polyester

chemical fiber Raw

industry material

16700812031.9191.79%12827143217.2190.04%1.74%

Polyester

chemical fiber Labor wage 243245412.13 1.34% 290364973.60 2.04% -0.70% industry

Polyester

chemical fiber Depreciation 222943670.72 1.23% 213161372.30 1.50% -0.27% industry

Polyester

chemical fiber Energy 736617398.02 4.05% 717988984.46 5.04% -0.99%

industry

Polyester

chemical fiber Other 291872319.41 1.60% 197028229.99 1.38% 0.22%

industry

Total 18195490832.19 100.00% 14245686777.56 100.00% 0.00%

Unit: RMB

20242023

Product Year-on-year Proportio Proportio

categories Items increase Amount n to Amount n to (decrease)

operating operating

34 / 276 Full Text of 2024 Annual Report

cost cost

Oil refining Raw material 87489852797.32 90.06% 88386630452.32 90.95% -0.89% products

Oil refining Labor wage 718718241.18 0.74% 728940877.61 0.75% -0.01% products

Oil refining

products Depreciation

5051388916.495.20%4204103221.854.32%0.88%

Oil refining Energy 3431518474.45 3.53% 3497104097.06 3.60% -0.07% products

Oil refining Other 457807507.08 0.47% 368995276.29 0.38% 0.09% products

Total 97149285936.52 100.00% 97185773925.13 100.00% 0.00%

Chemical Raw material 94982926212.71 90.28% 99869923999.03 91.29% -1.01% products

Chemical Labor wage 786101524.14 0.75% 813044055.81 0.74% 0.01% products

Chemical Depreciation 5485471675.60 5.21% 4726636911.00 4.32% 0.89% products

Chemical Energy 3530012517.16 3.36% 3642936514.85 3.33% 0.03% products

Chemical Other 421039023.32 0.40% 349677476.96 0.32% 0.08% products

Total 105205550952.93 100.00% 109402218957.65 100.00% 0.00%

PTA Raw material 47615184437.58 94.56% 50942069181.62 95.17% -0.61%

PTA Labor wage 124277413.05 0.25% 82626275.61 0.15% 0.10%

PTA Depreciation 948637366.79 1.88% 974012082.80 1.82% 0.06%

PTA Energy 1127244851.23 2.24% 1046292131.34 1.95% 0.29%

PTA Other 536493927.05 1.07% 484770139.31 0.91% 0.16%

Total 50351837995.70 100.00% 53529769810.68 100.00% 0.00%

Polyester

chemical Raw material 16700812031.91 91.79% 12827143217.21 90.04% 1.75%

fiber film

Polyester

chemical Labor wage 243245412.13 1.34% 290364973.60 2.04% -0.70%

fiber film

Polyester

chemical Depreciation 222943670.72 1.22% 213161372.30 1.50% -0.28%

fiber film

Polyester

chemical Energy 736617398.02 4.05% 717988984.46 5.04% -0.99%

fiber film

Polyester

chemical Other 291872319.41 1.60% 197028229.99 1.38% 0.22%

fiber film

35 / 276 Full Text of 2024 Annual Report

Total 18195490832.19 100.00% 14245686777.56 100.00% 0.00%

(6) Whether the scope of consolidation has changed during the reporting period

□Yes □No

1. Increase in consolidation scope

Company name Acquisition method Date of equity acquisition

Taizhou ZPC Sales Co. Ltd. New establishment February 27 2024

Zhejiang Rongyi Chemical Fiber Co. Ltd. New establishment March 8 2024

Zhoushan ZPC Logistics Co. Ltd. New establishment April 12 2024

2. Decrease in consolidation scope

Company name Acquisition method Date of disposal

Zhejiang Zhuosheng Industry & Trade Co. Ltd. Industrial and commercial deregistration July 31 2024

(7) Significant changes or adjustments to the Company’s business products or services during the

reporting period

□ Applicable □ Not applicable

(8) Major sales customers and major suppliers

Major sales customers

Total sales amount of the top five customers (RMB) 64652232947.57

Proportion of total sales amount of the top five customers in total annual sales 19.80%

Proportion of related party sales in total annual sales among the top five customers 2.59%

Top 5 customers of the Company

S/N Customer Sales amount (RMB) Proportion in total annual sales

1 Customer 1 33393607220.42 10.23%

2 Customer 2 9696945211.33 2.97%

3 Customer 3 8456472338.73 2.59%

4 Customer 4 7605774083.31 2.33%

5 Customer 5 5499434093.78 1.68%

Total -- 64652232947.57 19.80%

Other information of major customers

□ Applicable □ Not applicable

Major suppliers

Total purchase amount of the top five suppliers (RMB) 175039725839.41

Proportion of total purchase amount of the top five suppliers 58.24%

in total annual purchase amount

Proportion of related party purchase amount in total annual 38.69%

36 / 276 Full Text of 2024 Annual Report

purchase amount of the top five suppliers

Top 5 suppliers of the Company

S/N Supplier Purchase amount (RMB) Proportion in total annual purchase amount

1 Supplier 1 102576943938.97 34.13%

2 Supplier 2 22647066689.22 7.54%

3 Supplier 3 21526429095.49 7.16%

4 Supplier 4 14571811000.00 4.85%

5 Supplier 5 13717475115.73 4.56%

Total -- 175039725839.41 58.24%

Other information of major suppliers

□ Applicable □ Not applicable

3. Expenses

Unit: RMB

2024 2023 Year-on-year increase Description of major (decrease) changes

Sales expenses 193112300.81 160462247.93 20.35%

Administrative 976713694.79 908998018.22 7.45%

expenses

Financial expenses 7131339847.35 8202127726.14 -13.06%

R&D expenses 5101483285.60 6555282352.50 -22.18%

4. R&D investment

□Applicable □ Not applicable

37 / 276 Full Text of 2024 Annual Report

Name of main R&D Project Expected impact on

project Project purpose progress Objectives to be achieved the company’s future development

1. Precisely control C6 alkane content in raw materials

through naphtha hydrotreating plant to increase aromatics

Based on the molecular production by over 3t/h.refining concept conduct Review the research progress and patent layout of The project Improve raw material

research and application of domestic and global POE leading enterprises to identify has been 2. Increase C11 content in reforming raw materials from utilization and

reforming raw material technology gaps and predict future development trends implemented 1.4-1.8% to above 2.8%; Increase C11 content in increase high-value-

optimization technology reformate from 1.0-1.2% to above 2.6%; added products

3. Adjust reaction severity to identify the optimal

conversion rate point for C7 alkanes.Establishment and

implementation of Achieve intelligent

intelligent control and Assist dominant enterprises in Zhoushan’s POE industrial The project Real-time online monitoring of multiple units achieving operation and

management platform for chain to improve patent layout strategies and avoid has been electronic inspection as well as online condition detection maintenance and

hundred-unit scale intellectual property risks. implemented and analysis of centrifugal units reduce management

reforming units costs

1. Adhere to the philosophy of “minimizing oil productsmaximizing chemical output and optimizing economicbenefits” effectively achieve heavy oil upgrading

increase yields of aromatics and ethylene raw materials

and enhance overall project profitability.

(1) Solidify and form a set of optimization methods for

2. While fully utilizing reformer hydrogen and hydrogen- processing routes of heavy oils (residue oil sludge heavy

rich streams optimize the raw material structure of aromatics light/heavy wax oils).Research and application hydrogen production plant. The project Optimize product

of oil reduction and (2) Enhance the processing efficiency of heavy oil structure and increase 3. Refine LPG to highlight the “molecular refining” has beenchemical increase process: facilitate crude oil upgrading and process low-cost chemical product concept follow the optimization approach of “material implemented inferior crude oil. ratiosegmentation plant specialization and precise matching”

maximize the utilization of primary and secondary (3) Further reduce oil product output while targeting PX

processing resources. production to over 8 million tons.

4. Optimize the product structure for heavy oil upgrading

across hydrocracking plants and improve production

planning to increase heavy naphtha yield thereby boosting

aromatics production.

38 / 276 Full Text of 2024 Annual Report

5. Upgrading and diversifying ethylene cracking raw

materials to achieve high yields and improved

profitability.

1. Optimize and adjust process routes (including new 1) Achieve the 2024 compliance target for energy

construction or capacity expansion) to achieve energy consumption across all refining plants in 2024

conservation and carbon reduction through technical

modifications and measures. 2) Maintain comprehensive energy consumption below 138kgoe/t in 2024.Research and practice of 2. Establish a sound energy management organization develop management systems rationally organize The project 3) Achieve an operational rate of over 80% for energy-

Reduce carbon

energy-saving and carbon emissions and

reduction technology production and strengthen measurement management.has been saving equipment.implemented achieve green

3. Analyze and evaluate plant energy efficiency levels 4) Ensure valley electricity usage time exceeds 85% for transformation

from multiple dimensions including process flow off-peak power consumption equipment across all

equipment/ facility technical modifications and operating departments.operational optimization to identify energy conservation 5) Control the total flare emission volume within 45000

and carbon reduction opportunities. Nm3/h.

1. Optimize cracking furnace operation to stabilize CO and

acetylene content in the C2 hydrogenation reactor raw 1. Ensure long-term high-load operation of ethylene plant;

Research on long-term materials;

operation of C2 The project 2. Maintain stable operation with C2 hydrogenation inlet Extend catalyst life

hydrogenation reactor in 2. Adjust reactor inlet temperature to optimize acetylene has been flow rate below 530 t/h; and stabilize

ethylene plant #3 selectivity; implemented 3. Control acetylene content at C2 hydrogenation outlet production

3. Optimize reactor operation to ensure qualified acetylene ≤0.5 ppm

indicators at the outlet.

1. Increase residence time and contact area by adding an

Research on non-methane additional catalyst layer to enhance NMTH removal Reduce pollutant

total hydrocarbon efficiency; emissions and

(NMTH) control 2. Install gas distribution devices at reactor inlet to ensure Ongoing 1. Maintain NMTH content <15 mg/kg enhance

technology for #1 ethylene effective treatment of high-concentration NMTH under environmental

glycol thermal oxidizer: low-load conditions so as to meet environmental emission performance

standards.Technical research on For the first batch of 13 overhauled plants the Refining &

achieving standard- Aromatics Division implements technical breakthroughs

compliant wastewater optimized plans and detailed operations to reduce The project

High-pressure steam: RMB 138.6/ton. Reduce pollution &

discharge during wastewater generation at source organizes all overhaul has been Low-pressure steam: RMB 104/ton. meet environmental

shutdown overhaul of plants for controlled discharge of wastewater which implemented Wastewater treatment cost: RMB 4.81/ton. standards

refining & aromatics unit ensures manageable outflow volume and compliance with

discharge standards lowers treatment costs maintains

39 / 276 Full Text of 2024 Annual Report

safe low-level operation of all wastewater storage tanks

an enables stable and efficient wastewater plant

performance thus contributing to the company’s efforts to

meet the standards and achieve production in 2024.

1. Analyze corrosion-prone points in low-temperature

Corrosion study and methanol wash systems and proposed actionable solutions. Extend equipment

mitigation in methanol- Maintain wastewater pH between 7-8 from both methanol- service life and

water separation tower & 2. Implement modifications to stabilize pH at 7 in Ongoing water separation tower and ammonia wash tower reduced maintenance

ammonia wash tower methanol-water separation tower and ammonia wash costs

tower and reduce equipment corrosion

A comprehensive operational analysis is conducted on the

waste caustic incineration unit with primary research

focused on: thinning of refractory bricks at the incinerator

base reduction in lining thickness of the waste heat boiler

(WHB) potential brick damage risks first-pass bottom

blockages caused by the WHB suboptimal structural 1. Guarantee compliance with flue gas emission standards. Successfully resolved

Bottleneck study and design of impulse wave soot blowers operational failures Total particulates <10mg/m3 (GB 18484-2020) NOx processing

optimization of waste of the propane gas system in soot blowers ineffective <80mg/m3 (GB 18484-2020 normalized to 11% dry bottlenecks and

caustic incineration unit in foam zone formation in the circulating slurry of the Ongoing oxygen basis); enhance

POSM plant scrubber resulting in poor absorption performance severe 2. Maintain combustion capacity at 7.4t/h to meet the environmental

mist entrainment at the foam zone outlet inadequate baffle operation requirements of main plant. protection efficiency

performance in the washing tower with significant mist

carryover and excessive vibration levels due to fouling

accumulation on the induced draft fan impeller. Targeted

optimization measures are proposed to address the

identified issues.

1. After the normal commissioning of the #3 slurry-bed

vacuum system the overhead gas pressure can be properly

This project implementation involves pressurizing the integrated into the rich gas compressor. Recover gas

Research on overhead gas overhead gas from the #3 slurry-bed vacuum tower to The project resources to achieve

recovery scheme for #3 0.05MPa by using the vacuum extraction system followed has been 2. If #3 slurry-bed overhead gas integrated into the rich gas energy conservation

slurry-bed vacuum tower by integration into the rich gas compressor system for implemented compressor operates properly plans will be made to and consumption

energy recovery purposes. optimize the process flow of overhead gas from #1 and #2 reduction

slurry-bed vacuum towers similarly redirecting them to

the rich gas compressor.Research on efficient 1. Adjust the structure of #2 waxy oil catalytic raw The project 1. LPG isobutane content in #2 catalytic plant is ≤23% Improve processing

processing of high-sulfur material and replace catalysts to reduce isobutane content has been and stabilized gasoline olefin content is ≥16%. efficiency and reduce

waxy residue in LPG and increase olefin content in stabilized gasoline. implemented 2. Carbon residue in fourth-sidecut oil from three slurry- sulfur content

40 / 276 Full Text of 2024 Annual Report

2. Optimize waxy oil hydrotreating raw materials by bed hydrotreating plants is ≤3%

adding transfer process for #2 atmospheric-vacuum unit’s C7 insolubles in fourth-sidecut oil from three slurry-bed

third-sidecut and fourth-sidecut waxy oils enabling third- hydrotreating plants is ≤3000ppm

sidecut to exclusively supply #2 catalytic unit while

fourth-sidecut feeds the coker for processing. 3. Heavy naphtha yield in two waxy oil hydrocracking plants is ≥160t/h and conversion rate is ≥85%.

3. Optimize operations of three slurry-bed vacuum towers

to increase plant capacity improve sidecut product

quality and achieve long-term stable operation of plant.Research on

characterization and

recovery technology of 1. Analysis of pollution sources and causes of NMTH 1. Achieve NMTH emission standards: NMHC<60mg/m3 Optimize waste gas

non-methane total OOT; Ongoing NOx<50mg/m3 SO?<5mg/m3; treatment to realize

hydrocarbons (NMTH) in 2. Modification plan for catalytic oxidizer. 2. Achieve hourly electricity savings of 800kW. resource recovery

catalytic oxidizer of

POSM plant

1. Develop specialized HP648ET material meeting

technical specifications for thin-wall injection molding;

2. Explore high-melt production control parameters for

Development of new Spherizone process and impact of ethylene on

HP648ET thin-wall polymerization reaction to ensure stable production of The project Develop lightweight

injection molding material plant establish extruder control parameters and gradually has been Establish HP648ET production protocol. materials to expand

for #3/#4 polypropylene standardize process parameters; implemented application fields

plant

3. Monitor downstream customer usage and adjust

production parameters accordingly;

4. Achieve stable mass production.

1. Achieve automatic combustion air distribution control As the final

according to boiler load pressure temperature and other version of 1. Reduce high-frequency boiler operations by 50%;

parameters; APC 2. Decrease flue gas temperature and oxygen deviations at

2. Simulate combustion adjustment modes under various (Advanced furnace outlet;

Research and application boiler operating conditions for different coal qualities and Process Enhance automation

of boiler-turbine input into DCS system to establish automatic combustion 3. Reduce carbon content in boiler fly ash; Control) level and optimize

coordinated automation control; technical 4. Maintain pressure fluctuations of all steam supply energy management

3. Optimize main steam pressure control and adjustable agreement is grades <0.05MPa;

extraction steam pressure control logic for steam turbine still under 5. Achieve disturbance alarm and automatic regulation

and meet stable steam supply requirements; corporate- functions for steam pipeline network.

4. Implement steam pipeline network parameter level review

41 / 276 Full Text of 2024 Annual Report

fluctuation warning adjustment strategy recommendation with no

and automatic regulation. progress made

currently and

subsequent

work cannot

proceed

temporarily

resulting in

delayed

completion of

the research

project an

extension has

been applied

for.

1. Develop specialized high-stiffness polypropylene

material HP840N meeting technical specifications.Development of high- 2. Conduct technical exchanges with nucleating agent 1. Melt flow index range: 10-13g/10min; Develop high-

stiffness HP840N new suppliers to confirm agent type and compound formulation The project 2. Flexural modulus ≥1800MPa; performance

product for #3/#4 through laboratory evaluation. has been products and enhance implemented 3. Charpy notched impact strength (at 23°C) ≥3kJ/m

2;

polypropylene plant market 3. Monitor downstream customer usage and adjust 4. Estimated added profit per ton: RMB 50-200 competitiveness

production parameters accordingly.

4. Achieve stable mass production.

1. Resolve afterburner vibration issues

Combustion optimization 2. Optimize afterburner logic to enable single-burner The project Improve combustion

research for afterburner operation with load adjustment capability has been 1. Achieve stable single-burner operation with adjustable

system implemented load in afterburner system

efficiency and reduce

3. Analyze and troubleshoot flame detector failure causes fuel consumption

then implement corrective measures

1. Analyze and evaluate environmental emission Under the premise of maintaining regenerated flue gas SO2

Industrial research on bottleneck issues in the PTU removal system of catalytic ≤3000mg/Nm

3 it uses multi-scale technology to achieve

multi-scale solution for plant; The project uniform gas-liquid mixing increase wastewater-oxygen

Reduce wastewater

salt-containing 2. Develop feasible optimization technical solutions; has been contact time and complete the COD removal process

discharge and

enhance

wastewater in catalytic through aeration oxidation. The treated saline wastewater 3. Implement optimized technical solutions and conduct implemented

PTU plant achieves COD ≤50mg/L meeting environmental

environmental

system operational research and analysis to obtain optimal discharge requirements and resolving COD OOT issues in standards

process parameters. discharged saline wastewater.

42 / 276 Full Text of 2024 Annual Report

This research project leverages the acidic wastewatertreatment project based on the “Process Method and Plantfor Resource Recovery and Purification Utilization of

Sodium Salt-containing Organic Wastewater IncineratorTechnical research on Ash” technology and through pilot and industrial-scale 1. Cracking process of waste acid and removal of

improving separation tests applying ash from the 260 kt/year acrylonitrile plant

Resolved the

impurities in flue gas;

accuracy of light/heavy to neutralize acidic water in the SAR plant to develop an

The project challenge of ash

naphtha in atmospheric ash resource utilization process. This process not only

has been 2. Conversion of high-concentration SO2 plant heat disposal and reduce

replaces partial chemicals in acidic wastewater treatment implemented balance and factory-wide concentrated sulfuric acid hazardous waste tower but also serves as alkali supplementation in biochemical balance. storage risks

treatment processes achieving comprehensive ash

utilization providing retrofit basis for resolving ash

disposal issues in ZPC Phase I and II projects while

reducing wastewater treatment costs.Research on operation Optimize plant

quality improvement of Enhance reactor packing throughput by alkylation reactor

The project

caustic washing and thus reduce packing pressure drop. has been Reduce packing pressure drop in alkylation plant.performance and

alkylation plant implemented enhance product quality

Through process optimization eliminate primary

overhead cut water pumps P-0121A/B first-stage

Research on optimizing atmospheric overhead cut water pumps P-0122A/B and Reduce the number of cut water pumps from 6 to 2

overhead water injection second-stage atmospheric overhead cut water pumps P-

process and reducing 0123A/B add primary atmospheric overhead drainage The project

simplifying equipment management while saving 200000 Reduce equipment

corrosion rate in overhead drum V-0105 and primary atmospheric overhead drainage has been

kWh electricity annually (about RMB 120000). Reduce

pumps P-0121A/B collect the primary atmospheric implemented the sulfur-containing wastewater discharge by 15t/h with

corrosion and extend

vapor lines of #1 service life

atmospheric-vacuum plant overhead cut water first in the drainage drum then pump

the annual energy cost savings of RMB 3.281 million in

it out by drainage pumps - with part recycled back to the sulfur recovery plant.tower top as injection water for recycle and the other

cooled and sent off-plant.

1. Reduce density by propylene blending;

Research on using 1. Research on propylene blending ratio;

2. Mitigate reactor fouling and increase output;

The project

propylene as modifier in 2. Research on propylene’s impact on product quality; has been 3. Lower catalyst costs;

Optimize modifier

formulation to reduce

#1 LDPE plant 3. Research on propylene’s impact on production yield. implemented 4. Maintain production during propanal supply raw material costs interruptions;

5. Facilitate transition to 2220H grade production.

43 / 276 Full Text of 2024 Annual Report

1. Transition from 23050 to GF7750M2 Production. Shift

from three-reactor series configuration to two-reactor

parallel operation by addition and replacement. 2.Analysis of gostalen low-pressure slurry process

polyethylene fiber-grade product structural property to 1. R&D report;

Development of new fiber establish target product specifications and core key

grade product GF7750M2 indexes. Develop production protocol optimize

The project 2. Industrial trial report; Expand product line

in #2 HDPE plant polymerization conditions including optimization

has been 3. Expand PE product portfolio to capture its market share to strengthen market

research on temperature/pressure butene/ethylene ratio to implemented achieving ZPC’s product diversification and enhancing its competitiveness

obtain consistent MI/density base resin. 3. Optimize the competitiveness.extrusion and pelletization process conditions to stabilize

the product quality. 4. Research on product performance

evaluation and processing application market tracking

service; 5. Problem feedback and protocol optimization.

1. Transition from DFDA7042 to DZDZm-3606 via

reactor bed changeover with special additive replaced;

2. Analyze UNIPOL low-pressure gas-phase PE

metallocene pipe material DZDZm-3606 structural 1. R&D report;

property and define the index range and core key indexes

Development of new of the target product; 3. Additive system research. 2. Industrial trial summary;

metallocene-based Research on synergistic effects of multi-component The project 3. Meet the requirements for producing high-end Develop high-end

DZDZm-3606 in #2 FDPE functional agents (thermal-stable antioxidants molecular has been polyethylene products capture the metallocene products to dominate

plant lubricants processing rheology modifiers) to ensure implemented polyethylene market share achieve premiumization and niche markets

superior processability; 4. Adjust extrution and pelletizing diversification of polyethylene products and enhance

parameters to reduce shear heat and maintain whiteness; market competitiveness.

5. Research on product performance evaluation and

processing application market tracking service;

6. Problem feedback and protocol optimization.

1. Achieve nozzle integration by eliminating pelletizer 1. After stabilizing the pelletizing system based on

spray head nozzle seats and directly installing spray heads increasing the average annual load from 80% to 90%

Research on on pipelines. (excluding reduced head materials and nonconforming

comprehensive pelletizing 2. Improve infrared inspection system stability by adding materials for now) annual PC production can increase by Improve pellet

system modification for #2 new infrared monitoring system to pelletizers. Purchasing 20.8 kt. At a profit of RMB 1500/ton it generates quality and enhance

polycarbonate plant additional annual benefits of 20.8×1500 = RMB 31.2 product consistency 3. Reduce pelletizer vapor by installing new exhaust fans. million;

4. Upgrade the pellet cooling water filtration system to 2. Filter cloth savings can amount to RMB 0.68k/roll × 35

vibrating filtration for return water. rolls/month × 12 months = RMB 290k annually. Total

44 / 276 Full Text of 2024 Annual Report

5. Install new steam control valves for pelletizer water annual benefits: RMB 31.49 million.

systems.

6. Add control valves for overflow water spray water and

conveying water return lines.

7. Expand overflow water flowmeter range and convert

spray water flowmeters to remote transmission.

1. Currently there are exclusive spare part procurements

both domestically and globally with no precedents for

control and program optimization.Technical research 2. Modify and configure black-box system configuration 1. Ensure long-term safe and stable operation of the plant

optimization for turbine revise the signals of different types from both turbine and The project maintain operational capacity and prevent load reduction Enhance flow control

flowmeters in PX plant Venturi flowmeters add 2 control points as turbine has been or nonconforming products caused by flowmeters. accuracy and

adsorption tower pumping flowmeter alternatives and switch between the newly implemented 2. Save the spare part cost approximately by RMB 5 stabilize production

system added flowmeter and the turbine flowmeter. million per year.

3. Utilize high-precision onsite Venturi flowmeters to add

transmitter standard signals and replace original turbine

flowmeter frequency signals for control.

1. Adjust catalyst formulation to optimize reaction process

and improve product quality. Conduct technical exchanges

with industry peers and optimize the innovative catalyst

formulation system.

2. Implement devolatilization system in polycarbonate

extruder to remove residual phenol and by-products from

Development and quality the melt and remove the residual low-molecular-weight Develop high-1. Summarize and complete the transition plan for new

improvement of G2010 oligomers of polycarbonate. However design flaws cause performance oligomers to condense and clog pipelines in vacuum Ongoing product production; new product in products and enhance

polycarbonate plant condensate tanks. Onsite modifications have reduced 2. Meet the usage requirements of downstream customers. market oligomer outflow and improved devolatilization competitiveness

efficiency at the devolatilization outlet.

3. Most industry additive systems are pure powder

systems commonly suffering from inconsistent injection.Modifications to the additive feeding pipeline have

eliminated powder additive bridging risks and unstable

injection ensuring smooth operation of additive system.Development of This project achieves precise control of the heating Ongoing F2401 furnace oxygen content %vol ≤1.5% Save energy and

theoretical air-fuel ratio furnace air supply system by rapidly detecting CO in flue reduce consumption

45 / 276 Full Text of 2024 Annual Report

combustion optimization gas and converting the results into real-time control to improve corporate

technology for heating signals to adjust the frequency of the fan motor of heating economic efficiency.furnaces furnace thus achieving accurate control of the air supply

system of the heating furnace.Optimization research and After 10kV capacitor bank activation harmonic currents Ensure stable heater operation and reduce plant production

application of Watlow reach 30% or higher. Analysis confirms various issues The project fluctuations caused by heating system issues. Meet the

heaters for propane correlate with excessive harmonics and the solution has been petrochemical enterprise’s requirements for continuous

Ensure the stable

dehydrogenation reactor involves installing active power filters on the power implemented production; Enable the capacitor compensation plant

production of the

#2 buffer tank supply side to resolve harmonic-related problems and operation to improve grid power factor and reduce energy

plant.ensure continuous production of the enterprise. waste.In this project the inlet temperature of tail gas is between

200-250°C combined with the physical properties of wax 1. Emission standards: Recovery efficiency ≥97%; Control

Optimization of oil vapor oil and the matching calculation of air volume the condenser outlet temperature at approximately 55°C.recovery from slurry bed appropriate treatment technology namely primary The project Reduce energy waste

high-temperature residue condensation + demisting recovery process is adopted to has been 2. The overall service life of oil vapor pretreatment and achieve resource

tanks meet the requirements of this design considering wind implemented facilities shall be no less than 20 years with that of recycling

speed energy consumption and equipment cost and to vulnerable parts of at least 4 years.achieve an optimal efficiency.Development of corrosion This project installs an acid-base neutralizer injection Reduce equipment

reduction technology for equipment at the pre-adsorption vacuum system inlet to adjust the acidic environment in the vacuum pump Ongoing Adjust the acidic environment in pre-adsorption vacuum

corrosion extend

PSA vacuum pump outlet service life and

pipelines chamber to near-neutral conditions thereby reducing

pump chamber to near-neutral conditions. indirectly create

corrosion rate of vacuum pump. economic benefits.

1# Naphtha Hydroprocessing plant processes naphtha

from slurry beds #1 #2 and #3 (about 85 t/h) and the

Optimization research of 1# naphtha hydroprocessing plant processes all heavy The project nitrogen content in refined naphtha product is <0.5 μg/g. Optimize processing

slurry bed naphtha naphtha from three slurry beds while 2# naphtha has been routes and enhance

processing routes hydroprocessing plant blends slurry bed heavy naphtha. implemented 2# naphtha hydroprocessing plant blends 10%-15% slurry product value

bed heavy naphtha in raw materials and controls nitrogen

content in refined naphtha product <0.5 μg/g.Based on the raffinate tower’s feed volume and operating

Development of tray conditions this project develops a novel tray combining

technology for high liquid- sieve and valve tray characteristics through optimizing the Improve separation precision without altering operating Enhance tower

gas ratio & large liquid tray structure to adapt to high liquid-gas ratios and large Ongoing conditions. product quality.load conditions liquid loads while maintaining specified overhead/bottom

product quality and original tower heat load.

46 / 276 Full Text of 2024 Annual Report

Development of naphtha Enable the pre-hydrotreating plant to process coker Project Nitrogen content ≤2 mg/t combined processing Improve corporate

technology naphtha. completed Sulfur content ≤30 mg/t economic efficiency.

(1) Search for advanced catalysts at home and abroad and

select the catalyst that is more suitable for ZPC cracking Improve the

furnaces.Research on application of environmental

new denitration catalyst in (2) Optimize the monitoring means of the supporting

The project protection level of the

cracking furnace denitration system to ensure more accurate monitoring

has been Ammonia consumption is reduced by 10%.implemented enterprise and data. improve the

(3) Explore the technical characteristics of new catalysts corporate image.

and optimize the process operation.Research on corrosion & 1. Corrosion mechanism in coastal salt-spray atmospheric

mitigation in atmospheric environments; Significantly reduce corrosion-induced leaks in refinery Reduce equipment

environment for Ongoing plant composite air coolers and maintain dynamic wear and 2. Research on measures against atmospheric corrosion for

composite air coolers corrosion control. maintenance costs composite air coolers.Development and This project aims to upgrade the hydro-upgrading reactors

application of a new by developing a new high-efficiency cold hydrogen After implementing the new high-efficiency cold Ensure safe long-

reactor cold hydrogen distribution tray to improve fluid distribution inside the reactor reduce the reaction flow maldistribution and Ongoing

hydrogen distribution tray the average radial temperature term and stable

distribution tray for hydro- difference (T) at the catalyst bed outlet shall meet the operation of the

upgrading plant prevent localized hot spots that may cause reactor specification: Tmax ≤5°C. plant. “temperature runaway”.Projects under RMB 40

million (188 in total)

47 / 276 Full Text of 2024 Annual Report

R&D personnel of the Company

Items 2024 2023 Change

Number of R&D personnel 3842 3659 5.00%

Proportion of R&D personnel 20.14% 19.07% 1.07%

Educational structure of R&D personnel

Bachelor’s Degree 1986 1770 12.20%

Master’s Degree 96 106 -9.43%

Doctor’s Degree 5 6 -16.67%

Below Bachelor’s degree 1755 1777 -1.24%

Composition of R&D personnel by ages

30 years old and below 408 477 -14.47%

30 to 40 years old 2285 2197 4.01%

Above 40 years old 1149 985 16.65%

R&D investment of the Company

Items 2024 2023 Change

R&D investment (RMB) 5101483285.60 6555282352.50 -22.18%

Proportion of R&D investment in 1.56% 2.02% -0.46%

operating revenue

Capitalized amount of R&D 0.00 0.00 0.00%

investment (RMB)

Proportion of capitalized R&D 0.00% 0.00% 0.00%

investment in R&D investment

Reasons for and effects of significant changes in the composition of the Company’s R&D personnel

□ Applicable □ Not applicable

Reasons for significant changes in the proportion of total R&D investment amount in operating revenue compared

with the previous year

□ Applicable □ Not applicable

Reasons for the great changes of R&D investment capitalization rate and description of its rationality

□ Applicable □ Not applicable

5. Cash flow

Unit: RMB

Year-on-year

Items 2024 2023 increase

(decrease)

Subtotal of cash inflows from operating activities 384219250887.30 443339037616.94 -13.34%

Subtotal of cash outflows from operating activities 349610124282.42 415259816108.21 -15.81%

Net cash flows from operating activities 34609126604.88 28079221508.73 23.26%

Subtotal of cash inflows from investment activities 3993648376.29 3750853990.57 6.47%

Subtotal of cash outflows from investment activities 35249529611.29 36038087908.11 -2.19%

Net cash flows from investment activities -31255881235.00 -32287233917.54 3.19%

48 / 276 Full Text of 2024 Annual Report

Subtotal of cash inflows from financing activities 149236865336.65 159295018590.84 -6.31%

Subtotal of cash outflows from financing activities 150925150107.33 158092248128.26 -4.53%

Net cash flows from financing activities -1688284770.68 1202770462.58 -240.37%

Net increase in cash and cash equivalents 1456977237.93 -3972424706.25 136.68%

Description of main influencing factors of significant year-on-year changes in relevant data

□Applicable □ Not applicable

The net cash flow from the Company’s financing activities this year was RMB -1.688 billion with a decrease of

approximately RMB 2.891 billion compared to the previous year mainly due to dividend distributions to minority

shareholders by subsidiaries.Reasons for the significant difference between the net cash flow generated by the Company’s operating activities

and the annual net profit during the reporting period:

□Applicable □ Not applicable

The reasons for the significant difference between the cash flow generated by the Company’s operating activities

and the annual net profit during the reporting period are detailed in the supplementary information of the cash flow

statement in the Company’s annual audit report.Ⅴ. Non-core business analysis

□Applicable □ Not applicable

Unit: RMB

Items Amount Proportion to Whether it is total profit Cause description sustainable

Investment income 163033295.85 8.55% Mainly investment income from joint No ventures of the Company

Profit (loss) from fair 120298131.43 6.31% Mainly due to changes in the fair value of

value change foreign exchange derivative instruments No

Asset impairment -163827403.04 -8.60% Mainly the write off of inventory provision No for impairment

Non-operating revenue 10470949.91 0.55% Mainly due to compensation income No

Non-operating expenses 109027148.89 5.72% Mainly due to compensation No

Income from asset 17440176.91 0.92% Mainly due to the disposal of non-current

disposal assets No

Mainly due to VAT additional deduction

Other income 2871905081.83 150.70% policy for advanced manufacturing Yes

enterprises

Credit impairment loss -189106251.69 -9.92% Mainly due to the provision for bad debts of accounts receivable No

Ⅵ. Analysis of assets and liabilities

1. Significant changes in asset composition

Unit: RMB

At the end of 2024 At the beginning of 2024 Increase

49 / 276 Full Text of 2024 Annual Report

Items Amount Proportion in Amount Proportion in

(decrease) of

total assets total assets proportion

Cash and bank 14833384920.45 3.93% 13070255466.02 3.49% 0.44%

balances

Accounts 6821971706.36 1.81% 4737733703.66 1.26% 0.55%

receivable

Contract assets

Inventories 44566934616.59 11.80% 61733657342.07 16.47% -4.67%

Investment 10124128.60 0.00% 10395574.60 0.00% 0.00%

property

Long-term equity 9516636321.17 2.52% 9183711444.96 2.45% 0.07%

investments

Fixed assets 232497113015.70 61.53% 219699679397.52 58.60% 2.93%

Construction in 44036132096.28 11.65% 41820671070.59 11.15% 0.50%

progress

Right-of-use assets 176237821.55 0.05% 200102141.16 0.05% -0.00%

Short-term 44090969803.23 11.67% 44810936767.94 11.95% -0.28%

borrowings

Contract liabilities 5995580462.05 1.59% 4421732432.83 1.18% 0.41%

Long-term 119518340862.41 31.63% 125179583821.18 33.39% -1.76%

borrowings

Lease liabilities 171624458.34 0.05% 193002312.38 0.05% -0.00%

Non-current

liabilities due 38322495216.94 10.14% 30286684174.81 8.08% 2.06%

within one year

Overseas assets account for a relatively high proportion

□ Applicable □ Not applicable

2. Assets and liabilities measured at fair value

□Applicable □ Not applicable

Unit: RMB

Profit and Accumulat

loss from ed fair Impairme Purchase Sales

Opening changes in value nt accrued amount in amount in Items in the the the Other Closing balance fair value changes current current current changes balance for the recognized

period in equity period period period

Financial assets

1. Financial

assets held

for trading

(excluding

derivative

financial

assets)

2.3100874247576668

50 / 276 Full Text of 2024 Annual Report

Derivative 9.45 5.17

financial

assets

Total

financial 31008742 475766689.45 5.17

assets

Financial 62329874 13039119

liabilities 1.33

39.76

Whether there are any significant changes in the measurement attributes of the Company’s major assets during the

reporting period

□ Yes □ No

3. Restrictions on rights of assets as of the end of the reporting period

Items Carrying amount at the end of 2024 (RMB) Reasons for restrictions

Deposits for letters of credit bank

Cash and bank balances 1889552585.00 acceptance deposits for lease of silver

letters of guarantee and borrowings

Receivables financing 57470000.00 Pledged for bank acceptance

Fixed assets 254645778826.31 Mortgaged for borrowings and letters of credit

Construction in progress 29474930368.68 Mortgaged for borrowings and letters of credit

Intangible assets 6229413556.02 Mortgaged for borrowings and letters of credit

Total 292297145336.01

Ⅶ. Analysis of investment

1. Overall situation

□Applicable □ Not applicable

Investment amount in the reporting Investment amount in the same period

period (RMB) of last year (RMB) Variations

9516636321.179183711444.963.63%

2. Significant equity investments acquired during the reporting period

□ Applicable □ Not applicable

3. Major ongoing non-equity investments during the reporting period

□ Applicable □ Not applicable

4. Investment in financial assets

51 / 276 Full Text of 2024 Annual Report

(1) Securities investment

□ Applicable □ Not applicable

The Company had no securities investment during the reporting period.

(2) Investment in derivatives

□Applicable □ Not applicable

1) Derivatives investment for hedging purposes during the reporting period.

□ Applicable □ Not applicable

Unit:RMB 10000

Proportion

of

Accum Purchas investment Profit and ulated amount at

Initial loss from fair e Sales the end of

Derivatives investment investm Opening changes value amount amount Closing the period

type ent balance in fair changes in the in the balance in the net

amount value for recogni reporti reportin

the period zed in ng g period

assets at

period the end of equity the

reporting

period

Forward foreign exchange

contract 20863.07 26376.71 42018.03 0.96%

Paper futures contract 2193.43 2093.10 2093.10 0.05%

Total 23056.50 28469.81 44111.13 1.01%

Accounting policies and

specific principles of

accounting for hedging

operations during the

reporting period and No

explanation of whether

there is any significant

change compared with the

previous reporting period

Explanation of the actual

profit and loss situation in The Company’s actual gain or loss in the reporting period is RMB 215.8744 million.the reporting period

Explanation of hedging

effect Not applicable

Source of funds for

derivatives investment Owned fund

(I) Risk analysis of futures hedging operations

Explanation of risk 1.Risk of abnormal price fluctuations: In theory futures and spot market prices for all traded

analysis and control products shall converge during the delivery period. However in rare irrational market scenarios

measures for derivative futures and spot price discrepancies may persist through delivery period potentially impacting the

holding in the reporting Company’s hedging proposals and even causing losses.period (including but not 2.Liquidity risk: Futures trading if the amount invested is too large may result in liquidity risk

limited to market risk or even actual losses due to the forced liquidation because of the inability to replenish margin in a

liquidity risk credit risk timely manner. Futures trading may pose liquidity risk due to inactive trading which makes it

operational risk legal risk difficult to transact business.etc.) 3.Operational risk: Due to the specialized nature and complexity of futures trading there is a

potential for unexpected losses due to deficiencies in information systems or internal controls.

4.Credit risk: In the event of significant price fluctuations unfavorable to the counterparty the

52 / 276 Full Text of 2024 Annual Report

counterparty may violate the relevant provisions of the contract and terminate the contract resulting

in a loss to the Company.

5.Legal risk: Changes in the relevant legal system or violation of the relevant legal system by

the counterparty may cause the contract to be unable to be properly executed and result in losses to

the Company.(II) Risk control measures to be taken by the Company for the futures hedging business

1.Align futures hedging activities strictly with its operational needs to hedge the risk of price

fluctuation. The Company’s futures hedging activities are limited to the futures varieties related to

the raw materials or products required for the Company’s operations.

2.Strictly control the scale of hedging funds and rationalize the planning and use of margins.

The Company establishes principles for the design of hedging plans and provides for specific

approval authority for hedging plans. The Company’s hedging business is only for the purpose of

avoiding commodity price risk and does not involve speculative and arbitrage transactions. The

varieties of hedging business are limited to the raw materials and products required by the Company

of which the quantity of hedging cannot exceed the volume of actual spot transactions and the open

interest cannot exceed the spot quantity required for hedging purposes.

3.In accordance with the relevant provisions of the Rules Governing the Listing of Shares on

the Shenzhen Stock Exchange the Company established Commodity Futures Hedging Management

System to manage its futures business which can minimize operational risks caused by imperfect

systems and inappropriate work procedures.

4. Establish computer systems and related facilities that meet the requirements to ensure that

transactions are carried out properly. When a failure occurs take timely action to minimize losses.(III) Risk analysis of foreign exchange derivatives trading business

1. Market risk: In the event that the trend of the exchange rate or interest rate market deviates

significantly from the Company’s expectations the Company’s cost expenditure after locking in the

exchange rate or interest rate cost may exceed the cost expenditure without locking in which may

cause potential losses.

2. Internal control risk: The foreign exchange derivatives trading business is highly specialized

and complex which may result in risks due to inadequate internal control systems.

3. Risk of default by customers or suppliers: The occurrence of overdue accounts receivable from

customers the inability of goods to be collected within the estimated payback period or the delay in

payment to suppliers will affect the Company’s cash flow which may cause a failure to fully match

the actual cash flow incurred with the duration or amount of the foreign exchange derivatives business

that has been operated.Payback prediction risk: The Company usually makes payment and payback prediction based on

purchase orders customer orders and predicted orders. However in the process of actual execution

suppliers or customers may adjust their own orders and prediction resulting in inaccurate payback

prediction by the Company which leads to the risk of delayed settlement of foreign exchange

derivatives that have been operated.

4. Legal risk: Changes in the relevant laws or violation of the relevant legal system by the

counterparty may cause the contract to be unable to be properly executed and result in losses to the

Company.(IV) Risk control measures to be taken by the Company for foreign exchange derivatives

trading business

1. The Company shall has formulated the Foreign Exchange Derivatives Trading Management

System and specified no foreign exchange derivatives trading solely for speculative purposes. All

such trading must be based on normal production and operational needs supported by specific business

activities and aimed at hedging against and preventing exchange rate or interest risks. The system

makes clear provisions on the operating principles of the Company’s business approval authority

internal review process responsible departments and responsible persons information segregation

measures internal risk reporting system and risk handling procedures etc. The system complies with

the relevant requirements of the regulatory authorities meets the needs of actual operation and the

risk control measures formulated are effective and efficient.

2. The Treasury Department and the and Audit Department of the Company as the relevant

responsible departments have clear management positioning and responsibilities and responsibilities

are assigned to the specific person through hierarchical management fundamentally eliminating the

risk of single person or separate department operation and effectively controlling the risk under the

premise of improving the speed of response to the risk.

3. The Company conducts foreign exchange derivatives trading business with large commercial

banks having legal qualifications and closely follows the laws and regulations in the relevant fields to

avoid any legal risks that may arise.Changes in the market The Company values its hedging investments at a fair value. Forward foreign exchange is basically

53 / 276 Full Text of 2024 Annual Report

price or product fair value determined in accordance with the prices provided or obtained by banks and other pricing services

of invested derivatives etc. and the Company performs fair value measurement and recognition on a monthly basis; the

during the reporting trading price of futures is the fair price.period where the analysis

of the fair value of

derivatives should

disclose the specific

methodology used and the

setting of relevant

assumptions and

parameters

Involvement in lawsuits (if

any) None

Announcement disclosure

date of the board of

directors for derivatives April 24 2024

investment approval (if

any)

Announcement disclosure

date of the shareholders’

meeting for derivatives May 24 2024

investment approval (if

any)

2) Derivative investment for speculative purposes during the reporting period

□ Applicable □ Not applicable

The Company has no derivatives investment for speculative purposes during the reporting period.

5. Use of the raised funds

□ Applicable □ Not applicable

The Company did not use the raised funds during the reporting period.VIII. Sales of Major Assets and Equities

1. Sales of major assets

□ Applicable □ Not applicable

The Company did not sell any major assets during the reporting period.

2. Sale of major equities

□ Applicable □ Not applicable

IX. Analysis of Main Holding and Joint-stock Companies

□Applicable □ Not applicable

Main subsidiaries and joint-stock companies affecting more than 10% of the Company’s net profit

Unit: RMB 10000

Company Compa Main business Registered Total Net assets Operating Operating name ny type capital assets revenue profit Net profit

ZPC Subsidia Production sales RMB5580 29430103 9491433. 26174788 391213.78 354248.01

54 / 276 Full Text of 2024 Annual Report

ry storage and 0000000 .72 77 .32

transportation of

petroleum

products etc.Production and

Zhongjin Subsidia sales of chemical Petrochem ry products and

RMB6000 2666916. 562108.98 1832892. - -

ical petroleum 000000

1527147884.74124943.88

products

Project

Yisheng

Investmen Subsidia

investment RMB

ry domestic trade 2018000

1767728.

83752822.45

3181974.

27-20857.50-15349.59

t import and export 000

of goods

Production and

Yisheng Subsidia sales of PTA and RMB2456 1598396. 3181974.Dahua ry polyester bottle 450000 95

583664.1027-28527.89-23005.95

chips

Yisheng

New Subsidia Production and RMB3000 1073486. 178321.63 3226652.64 45 -71059.70 -51046.53

Materials ry sales of PTA 000000

Joint-

Zhejiang stock Production and USD

Yisheng compan sales of PTA and 5144471

2074990.919212.851524658.513222719.3921458.79

y PIA 00

Joint- Production and

Hainan stock sales of PTA and RMB4580 1971626.

16687123.74

3213406.

32 15888.57 14380.19 Yisheng compan polyester bottle 000000

y chips

Shengyua Production and

n Subsidia sales of polyester chips and RMB2000 820673.49 212372.66 293894.32 -6171.09 -4795.83 Chemical ry

Fiber polyester

000000

filaments

Acquisition and disposal of subsidiaries during the reporting period

□Applicable □ Not applicable

Company name Acquisition and disposal methods Impact on overall production during the reporting period operation and performance

Taizhou ZPC Sales Co. Ltd. New establishment No significant impact

Zhejiang Rongyi Chemical Fiber Co.Ltd. New establishment No significant impact

Zhoushan ZPC Logistics Co. Ltd. New establishment No significant impact

Zhejiang Zhuosheng Industry & Trade

Co. Ltd. Industrial and commercial deregistration No significant impact

Description of major holding companies and joint-stock companies

(1) Zhejiang Petroleum & Chemical Co. Ltd.

Zhejiang Petroleum & Chemical Co. Ltd. serves as the implementation entity for the Company’s 40 million

tons/year refining and chemical integration project. It is mainly engaged in production sales storage and

55 / 276 Full Text of 2024 Annual Report

transportation of petroleum products etc. With Li Shuirong as its legal representative ZPC a holding subsidiary of

the Company owns a registered capital of RMB 55800 million. By the end of 2024 the company had total assets

of RMB 294301.04 million and net assets of RMB 94914.34 million; In 2024 the company achieved an operating

revenue of RMB 261747.88 million and a net profit of RMB 3542.48 million.

(2) Ningbo Zhongjin Petrochemical Co. Ltd.

Ningbo Zhongjin Petrochemical Co. Ltd. is mainly engaged in the storage of chemical products; wholesale

and retail of chemical products and petroleum products (except hazardous chemicals) etc. With Li Shuirong as its

legal representative Zhongjin Petrochemical a wholly-owned subsidiary of the Company owns a registered capital

of RMB 6000 million. By the end of 2024 the company had total assets of RMB 26669.16 million and net assets

of RMB 5621.09 million; In 2024 the company achieved an operating revenue of RMB 18328.92 million and a

net profit of RMB -1249.44 million.

(3) Dalian Yisheng Investment Co. Ltd.

Dalian Yisheng Investment Co. Ltd. is mainly engaged in industrial investment etc. With Li Shuirong as its

legal representative Yisheng Investment owns registered capital of RMB 2018 million. The Company holds 70%

of its equity. By the end of 2024 the company had total assets of RMB 17677.29 million and net assets of RMB

7528.22 million. In 2024 the company achieved an operating revenue of RMB 31819.74 million and a net profit

of RMB -153.50 million.

(4) Yisheng Dahua Petrochemical Co. Ltd.

Yisheng Dahua Petrochemical Co. Ltd. is mainly engaged in the production and sales of PTA etc. With Li

Shuirong as its legal representative Yisheng Dahua Petrochemical owns a registered capital of RMB 2456.45

million. By the end of 2024 the company had total assets of RMB 15983.97 million and net assets of RMB 5836.64

million. In 2024 the company achieved an operating revenue of RMB 31819.74 million and a net profit of RMB -

230.06 million.

(5) Zhejiang Yisheng New Materials Co. Ltd.

Zhejiang Yisheng New Materials Co. Ltd. is mainly engaged in the production and sales of PTA etc. The

legal representative is Xu Baoyue the registered capital is RMB 3 billion and Ningbo Zhongjin Petrochemical Co.Ltd. holds 51% of its equity. By the end of 2024 the company had total assets of RMB 10734.87 million and net

assets of RMB 1783.22 million; In 2024 the company achieved an operating revenue of RMB 32266.52 million

and a net profit of RMB -510.47 million.

(6) Zhejiang Yisheng Petrochemical Co. Ltd.

Zhejiang Yisheng Petrochemical Co. Ltd. is mainly engaged in PTA and PIA production and sales etc. With

Fang Xianshui as its legal representative Yisheng Petrochemical owns a registered capital of USD 514447100.By the end of 2024 the company had total assets of RMB 20749.91 million and net assets of RMB 9192.13 million;

In 2024 the company achieved an operating revenue of RMB 15246.58 million and a net profit of RMB 214.59

million.

(7) Hainan Yisheng Petrochemical Co. Ltd.

Hainan Yisheng Petrochemical Co. Ltd. is a joint-stock subsidiary of Yisheng Investment the Company’s

holding subsidiary. The Company is mainly engaged in the production and sales of PTA and polyester bottle chips

and import and export business etc. With Fang Xianshui as its legal representative Yisheng Petrochemical owns a

registered capital of RMB 4580 million. Yisheng Investment holds 50% of its equity. By the end of 2024 the

company had total assets of RMB 19716.26 million and net assets of RMB 6871.24 million; In 2024 the company

achieved an operating revenue of RMB 32134.06 million and a net profit of RMB 143.80 million.

(8) Zhejiang Shengyuan Chemical Fiber Co. Ltd.

Zhejiang Shengyuan Chemical Fiber Co. Ltd. is the implementing body of the Company’s multi-functional

56 / 276 Full Text of 2024 Annual Report

fibre technical transformation project. It is mainly engaged in the production and sales of polyester chips and

polyester filaments etc. With Li Shuirong as its legal representative Shengyuan Chemical Fiber a wholly-owned

subsidiary of the Company owns a registered capital of RMB 2 billion. By the end of 2024 the company had total

assets of RMB 8206.73 million and net assets of RMB 2123.73 billion; In 2024 the company achieved an operating

revenue of RMB 2938.94 million and a net profit of RMB -47.96 million.X. Structured Entities Controlled by the Company

□ Applicable □ Not applicable

XI. Prospect for the Company’s Future Development

The year of 2025 marks the conclusion of the 14th Five-Year Plan and the preparatory phase for the 15th Five-

Year Plan. In terms of macro-economic situation China’s economy will maintain its upward trajectory and long-

term positive trend; In terms of market dynamics the high-quality development of the petrochemical industry will

accelerate supported by the expanded implementation of domestic “dual new” policies structural optimization

within the sector and the timely implementation of growth stabilization measures leading to a gradual recovery

and improvement in downstream market demand. Looking ahead to 2025 during this critical period of industry

transformation and upgrading we shall adapt to the industry development trends such as product high-end cost

reduction and efficiency improvement and sustainable development maintain strategic focus and steadfastly

advance high-quality growth. Our operational priorities will concentrate on the following aspects:

(I) Business plan

1. Refined operations to achieve “high-quality” growth in both quantity and quality

Cost reduction and efficiency improvement have become vital strategies for petrochemical enterprises to

strengthen core competitiveness therefore we must focus on the priority of profitability and synergize operations

across the industrial chain. Leveraging the refining and chemical integration advantages we will emphasize

specialization intensification and refinement enhancements further exploring process innovation and optimization;

Through scientific planning and management optimization we will tap energy-saving potential improve

information management methods and achieve cost reduction and efficiency improvement from a holistic supply

chain perspective to better leverage our integrated upstream-midstream-downstream advantages and continuously

improve operational performance.

2. Optimized layout to accelerate project construction

China’s petrochemical industry has entered a new phase of modernization diversification and collaborative

development. Growing demand for fine chemicals and the rise of strategic emerging industries present fresh

opportunities for corporate growth. We will adopt forward-looking planning to fully accelerate projects like Jintang

New Materials and ZPC Polyolefins achieving efficient coordination while strengthening and complementing our

industrial chain to form differentiated competitive advantages; We will intensify R&D in core technologies focus

on overcoming difficulties by domestic technologies promote commercialization and application of technological

achievements and constantly ascend the value chain.

3. Deepened cooperation to build a “new pattern” of international development

With globally leading technologies and industrial chains our inevitable path forward is transitioning from

“going global” to “ascending globally” advancing toward deeper globalization to expand incremental growth and

secure long-term prospects. Aligning with development trends we will build our brand advantages proactively

enhance our international operational capabilities and actively consolidate and expand global market. Meanwhile

we must always pay attention to the international situation and effectively prevent and mitigate risks. Through

57 / 276 Full Text of 2024 Annual Report

expanded high-level international cooperation and innovative cooperation models we will achieve resource/market

complementarity and create new mutually beneficial outcomes.

4. Integrated innovation to execute a “combination strategy” for digital intelligence and green energy

As the “carbon peaking and carbon neutrality” initiative accelerates “digital intelligence greening andintegration” constitute the essential route for cultivating new quality productive forces and achieving high-qualitydevelopment. We will accelerate our sustainable development layout actively respond to China’s “carbon peakingand carbon neutrality” policy promote synergistic energy-saving and emission-reduction effects and contribute to

transformation and upgrading; proactively leverage new digital solutions and intelligent technologies to enhance

production efficiency; achieving deep integration between information technology and business processes to builddigital intelligent systems encompassing “production control equipment management supply chain managementsafety and environmental protection”. We will activate new growth drivers and cultivate fresh competitive

advantages to propel high-quality development to new heights.(II) Potential risks

1. Risk of raw material price fluctuations

As a member of the crude oil industrial chain the Company’s main cost of production is the cost of upstream

raw materials. Therefore the fluctuation of crude oil prices will result in the price fluctuation of products in the

industry chain. Our main products are aromatic hydrocarbons chemicals and oil products which are closely related

to the national economy and people’s livelihood. The industry development is highly correlated with the prosperity

of the national economy and macroeconomic changes will have a certain impact on our performance. Our

purchasing production and marketing team has rich experience in procurement production marketing hedging

and logisticsetc. With the help of the marketing department we will focus on market changes adhere to the

combination of strategic procurement and preferential procurement flexibly adjust our product mix and production

load according to market demand; maneuver to arrange long-term and short-term contracts and strengthen sales

management to reduce the adverse impact of raw material fluctuations.

2. Risk of foreign exchange rate fluctuations

In the future the market-oriented reform of the exchange rate will become one of the important factors affecting

investors’ asset allocation. If the USD further strengthens in the interest rate increase cycle it may lead to greater

pressure on the depreciation of the Chinese Yuan. As the Company pursues international growth the sharp

fluctuation of the currency exchange rate of foreign exchange settlement which is dominated by the USD will

jeopardize our daily operations. While controlling financial risks we will continue to optimize the financing

structure and the financing scale of USD funds control the cost within a reasonable range and then reduce the

adverse impact of the exchange rate.The Company has overseas purchases and sales. As the scale of the Company’s operations continues to expand

sales and purchases denominated in foreign currencies have further increased. In addition there are various complex

factors affecting the exchange rate trend in the foreign exchange market which are more uncertain. If the exchange

rate of RMB fluctuates significantly in the future it may affect the operating results of the Company. The Company

will take into account the characteristics of its own foreign-related business follow the principles of lawfulness

prudence safety and effectiveness and carry out foreign exchange derivatives trading business based on its specific

operating business to avoid and prevent exchange rate risks.

3. Risk of product overcapacity

With the expansion of domestic refining and chemical integration capacity and the promotion of the strategy

of “reducing oil and increasing chemicals” in recent years the basic chemical raw materials and general chemical

products in the downstream of refining and chemical industry are characterized by certain homogenization. With

the support of the Company’s complete and refined industrial chain platform the Company will still be at the left

end of the industry cost curve in the future thus occupying a favorable position in the market competition. On the

58 / 276 Full Text of 2024 Annual Report

other hand many products in the new materials project planned by the Company have less domestic production

capacity or even rely entirely on imports which will bring excess returns to the Company.

4. Risk of project capital expenditure

Petrochemical industry is a capital-intensive industry with large investment scale and long construction period.Continued large-scale capital investment will likely increase the level of asset-liability ratio and trigger cash flow

risks. Besides in the context of overcapacity in the industry and sluggish downstream demand the return on invested

capital may also be less than expected. After the second phase of ZPC was put into production although the

Company planned several new materials projects intensively it has strictly controlled the pace of investment and

construction adjusted the project content in strict accordance with the market situation maintained a reasonable

asset-liability ratio and actively negotiated cooperation with foreign petrochemical giants such as Saudi Aramco to

create a more competitive refining and chemical integration platform.Ⅻ. Reception of research communication interview and other activities during the

reporting period

□Applicable □ Not applicable

Date Reception Ways of Object type Reception Main contents discussed Basic information place reception object and materials provided index of research

Visit Visit

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59 / 276 Full Text of 2024 Annual Report

XIII. Formulation and Implementation of Market Value Management System and Valuation

Promotion Plan

Whether the company has formulated a market value management system.□Yes □No

Whether the company has disclosed the valuation promotion plan.□ Yes □ No

Market value management is a critical component of the Company’s long-term development which can

enhance the Company’s market competitiveness and investor confidence through scientific and effective

management practices thereby achieving sustained growth in corporate value. In order to strengthen market value

management and improve investor returns the Company has formulated the Market Value Management System in

accordance with the Securities Law of the People’s Republic of China the Guideline No. 10 for Supervision of

Listed Companies - Market Value Management the Rules Governing the Listing of Shares on Shenzhen Stock

Exchange and other applicable laws regulations and regulatory documents and in combination with its own actual

business development. The Proposal On the Formulation of the was

reviewed and approved at the 22nd Meeting of the Sixth Board of Directors. In the future the Company will strictly

implement such system to standardize relevant practices and continuously enhance investment value and

shareholder returns thus laying a solid foundation for long-term high-quality development.XIV. Implementation of the action plan of “double improvement of quality and return”

Whether the Company has disclosed the action plan announcement of “double improvement of quality and return”.□Yes □No

In order to implement the guiding ideology of “activating the capital market and boosting investors’ confidence”put forward at the meeting of the Political Bureau of the CPC Central Committee on July 24 2023 and “improvingthe quality and investment value of listed companies taking more powerful and effective measures focusing onstabilizing the market and confidence” put forward at the executive meeting of the State Council on January 22

2024 and earnestly protect the interests of all investors the Company has formulated the action plan of “doubleimprovement of quality and return” based on its confidence in the future development prospects of the Company

and its recognition of the stock value and disclosed it on March 2 2024. Details are as follows:

1. Insist on serving the country through industry and lead the development of the industry

Rongsheng Petrochemical is one of the globally leading petrochemical enterprises ranking 6th in the world’s

top-25 most valuable brands report by Brand Finance the UK’s leading brand evaluator 6th on the list in American

Chemistry Weekly’s “Chemical Week’s Billion-Dollar Club”. in global chemical industry in 2023 and 8th in theICIS top 100 global chemical enterprises in 2024. The Company is firmly putting into practice the “vertical andhorizontal strategy”. It has established seven production bases in Bohai Economic Rim Yangtze River Delta

Economic Circle and Hainan Belt and Road Economic Circle forming five industrial chains of polyester

engineering plastics new energy high-end polyolefin and special rubber. It is one of the important producers of

polyester new energy materials engineering plastics and high value-added polyolefin in Asia with the largest

production capacity of chemicals such as PX and PTA in the world. Since listing the Company’s business has

developed rapidly and its operating revenue has increased from RMB 15795678900 in 2010 to RMB

32647516.26 in 2024 with a compound growth rate of 24.15%.

On the basis of the existing complete industrial chain the Company actively arranges products related to new

energy and new materials and the proportion of related products continues to increase. At the same time the

60 / 276 Full Text of 2024 Annual Report

Company actively carried out the global layout. In 2023 the Company introduced Saudi Aramco as a strategic

investor. At present Saudi Aramco holds about 10% of the Company’s stake through its fully-owned affiliate. At

the beginning of 2024 the Company signed a Memorandum of Understanding with Saudi Aramco and the two

sides are discussing further cooperation matters to promote the realization of their strategic goals.

2. Attach importance to R&D investment and drive growth with innovation

The Company keeps up with the forefront of international science and technology and constantly launches

new technologies and products in clean energy high-end materials and green development. The Company upholds

a technological research and development pattern driven by both independent innovation and cooperation. It has

established many first-class research and development platforms including a high-tech research and development

center a workstation for academicians and experts an enterprise technology center and a post-doctoral science and

research workstation. Moreover it engages in active technology exchanges and discussions and promotes industry-

university-research collaboration to pool resources from universities the community and the Company. With all

sectors of society it jointly promotes its research capability and technological advancement and together create an

innovative development system that is open healthy and cooperative where everyone can benefit.

3. Attach importance to shareholders’ returns and share development achievements

While paying attention to its own development the Company also attaches great importance to shareholders’

return. In order to improve and enhance the Company’s shareholder return mechanism and increase the transparency

and operability of profit distribution policies the Company has formulated the Shareholders’ Return Plan for the

Next Three Years since its listing according to the Company Law of People’s Republic of China the Supervision

Guide for Listed Companies No.3-Cash Dividends of Listed Companies and other laws regulations and the Articles

of Association and has continuously updated them. Up to now a total of 14 cash dividends have been paid with a

total cash dividend of nearly RMB 8.443 billion. In the future the Company will continue to coordinate the dynamic

balance of corporate development performance growth and shareholder return according to its development stage

and realize a “long-term stable and sustainable” shareholder value return mechanism.

4. Carry out repurchase by increasing holdings to boost market confidence

Based on the confidence in the Company’s future development prospects and the recognition of its long-term

value the Company and its controlling shareholder actively carry out share repurchase and increase plans in order

to protect the interests of investors especially small and medium-sized investors enhance investors’ confidence

promote the reasonable return of the Company’s stock price to its long-term intrinsic value and promote the

Company’s stable and sustainable development.Since the Company repurchased shares for the first time on March 29 2022 it has implemented three-phase

share repurchase schemes. As of March 31 2024 the Company have repurchased 553232858 shares in the three

repurchase phases accounting for 5.4637% of the Company’s total share capital with a total turnover of RMB

6987904924.02 (excluding transaction costs). The details are as follows.

Number of shares Amount to be

Repurchase Repurchase repurchased repurchased Repurchased period (shares) (RMB 100 amount (RMB) million)

Phase I 3.29. 2022-8.2. 2022 136082746 10-20 1998203937.31

Phase II 8.18. 2022-7.27. 2023 147862706 10-20 1989986431.34

Phase III 8.28. 2023-8.19. 2024 269287406 15-30 2999714555.37

Total 553232858 - 6987904924.02

Rongsheng Holdings the controlling shareholder implemented the increase plan twice from January 22 2024

61 / 276 Full Text of 2024 Annual Report

to February 20 2025 and has completed the two increases. It has increased its shareholding in the Company for an

aggregate of 172422254 shares accounting for 1.70% of the total share capital of the Company at present and the

total increase amount is approximately RMB 1692.9317 million. The details are as follows:

Share Share increase period Number of shares Amount to be increased Amount increased increase items increased (shares) (RMB 100 million) (RMB 10000)

Phase I 1.22. 2024-7.18. 2024 115530037 10-20 118805.82

Phase II 8.21.2024-2.20.2025 56892217 5-10 50487.35

Total 172422254 - 169293.17

On April 8 2025 Rongsheng Holdings once again commenced the implementation of a plan to increase its

shareholding in an amount of not less than RMB 1 billion and not more than RMB 2 billion which is currently

under implementation.

5. Standardize corporate governance and deliver corporate value

The Company strictly abides by the requirements of relevant laws and regulations constantly improves the

corporate governance structure establishes and enhances the internal control system regulates the company’s

operation strives to achieve full coverage of the system and promotes a more mature construction of the internalcontrol system. The Company has established a corporate governance structure of “three meetings and onemanagement” namely the General Meeting of Shareholders Board of Directors Board of Supervisors and Senior

Management which has independent business and operational autonomy and operates independently in business

assets personnel institutions and finance.The Company strictly abides by the principle of “truthfulness accuracy completeness timeliness and fairness”

constantly improves the effectiveness and transparency of information disclosure and continuously presents

investors with information on the Company’s operations at multiple levels from multiple angles and in all directions.At the same time the Company continuously expands the breadth and depth of investor communication and

improves the open fair transparent and multi-dimensional investor communication channels so that investors can

understand the Company’s core values more clearly and comprehensively and enhance their confidence in the

Company.In the future the Company will continue to focus on its main business adhere to the investor-oriented principle

continue to practice the “double improvement of quality and return” policy realize the sustainable and healthy

development of the Company and strive to make positive contributions to stabilizing the market and confidence

through standardized corporate governance and positive investor returns.

62 / 276 Full Text of 2024 Annual Report

Section IV Corporate Governance

I. Basic Information of Our Corporate Governance

During the reporting period the Company followed the Company Law of the People’s Republic of China the

Securities Law of the People’s Republic of China the Guidelines on Corporate Governance for Listed Companies

the Rules Governing the Listing of Shares on Shenzhen Stock Exchange the Guidelines of Shenzhen Stock

Exchange on Standardized Operation of Listed Companies and other applicable laws and regulations issued by

China Securities Regulatory Commission. We constantly improved internal corporate governance established a

sound internal control system and regulated operational processes in line with the above-mentioned legal

requirements. The status quo of our corporate governance met the requirements of normative documents concerning

listed companies governance.

1. The shareholders and the General Meeting of Shareholders

During the reporting period the Company standardized the convening and voting procedures of the General

Meeting of Shareholders in strict accordance with the Company Law of the People’s Republic of China the Rules

for the Shareholders’ Meetings of Listed Companies the Articles of Association the Rules of Procedure of the

General Meeting of Shareholders and other applicable regulations and requirements so as to ensure that all

shareholders especially small and medium-sized shareholders enjoy equal status and fully exercise their rights.Additionally according to the Articles of Association and other applicable laws and regulations the matters to be

voted at the General Meeting of Shareholders would be first reviewed by the corresponding authority and then

submitted to the General Meeting for deliberation. There was no approval beyond authority or implementation

before deliberation. During the reporting period the Company held two General Meeting of Shareholders which

was convened by the Board of Directors and invited lawyers to guarantee the legitimacy and normalization of the

General Meeting of Shareholders.

2. The relationship between the controlling shareholders and the listed company

The Company and its controlling shareholders are completely separated when it comes to business personnel

assets institutions and finances. The Company has full capability of independent operations. The controlling

shareholders strictly regulate their own behavior fulfill corresponding obligations and do not interfere directly or

indirectly in the Company’s decision-making and business activities without the presence of the Board of Directors.The company has independent business and operational autonomy so it is independent of the controlling

shareholders in terms of business assets personnel organization and finances. The Board of Directors Board of

Supervisors and internal organizations can operate independently. There is no horizontal competition between the

Company and the controlling shareholders the Company does not provide undisclosed information to the

controlling shareholders and the controlling shareholders do not appropriate the Company’s funds. Moreover the

Company provides no guarantee for its controlling shareholders.

3. The Board of Directors and its members

The Company in strict accordance with the provisions and requirements stipulated in the Company Law of

the People’s Republic of China and the Articles of Association etc. during the reporting period held six board

meetings of directors and the convening and voting procedures of the Board Meetings satisfied the requirements of

the Rules Governing the Listing of Shares on Shenzhen Stock Exchange the Articles of Association and the Rules

of Procedure of the Board of Directors. All the directors can work diligently and dutifully in accordance with the

Rules of Procedure of the Board of Directors attend the Board of Directors Meetings participate in the training

sessions and learn relevant laws and regulations. Independent directors independently perform their duties

63 / 276 Full Text of 2024 Annual Report

safeguard the overall interests of the Company protect the legitimate rights and interests of minority shareholders

from harm and discussed important and major matters through special meetings of independent directors. The

special committees under the Board of Directors perform their respective duties and give full play to their

professional functions greatly improving the efficiency of the Board.

4. The Board of Supervisors and its members

The Company in strict accordance with the provisions and requirements stipulated in the Company Law of

the People’s Republic of China and the Articles of Association etc. during the reporting period held six board

meetings of supervisors and the convening and voting procedures of the Board of Supervisors Meetings complied

with the Rules Governing the Listing of Shares on Shenzhen Stock Exchange the Articles of Association and the

Rules of Procedure of the Board of Supervisors. The Company’s supervisors can earnestly perform their duties and

assume responsibility for the shareholders in accordance with the relevant requirements. They also supervise the

Company’s finances related-party transactions internal controls and the performance of directors and senior

executives provide their opinions and safeguard the legitimate rights and interests of the Company and its

shareholders.

5. Performance evaluation standards and incentive mechanisms

The Company kept improving a set of fair and transparent performance evaluation standards and incentive

mechanisms. The appointment process of senior executives is open and transparent and complies with the applicable

laws and regulations.

6. Stakeholders

The Company respects and protects the legitimate rights and interests of its shareholders customers employees

suppliers partners and other stakeholders strengthens communication and cooperation with them and strives to

balance their interests while maximizing the profits so as to sustain the healthy development of the Company.

7. Information disclosure management

During the reporting period the Company strengthened information disclosure management and fulfilled the

obligation of information disclosure in accordance with the spirit of documents issued by Shenzhen Stock Exchange

and other applicable laws and regulations. The Company disclosed its information on the Securities Times China

Securities Journal and CNINFO website (http://www.cninfo.com.cn) to enable investors to access our information

in a fair manner. The Company also established smooth communication channels such as the Investor Hotline and

Investor Relations Interactive Platform of Shenzhen Stock Exchange to better exchange opinions.During the reporting period the reality of corporate governance met the requirements of normative documents

concerning listed company governance issued by the China Securities Regulatory Commission.Whether there are any material differences between the actual state of corporate governance and the laws

administrative regulations provisions on company governance issued by the China Securities Regulatory

Commission.□ Yes □ No

There are no material differences between the actual state of corporate governance and the laws administrative

regulations provisions on company governance issued by the China Securities Regulatory Commission.II. Corporate Independence from the Controlling Shareholders and Actual Controller in

Terms of Assets Personnel Finances Organization and Business

The Company is completely separated from its controlling shareholders and other subsidiaries or affiliates in

terms of business personnel assets organization and finances. It has the full capability of conducting business and

maintaining operations independently.

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1. Business independence

The Company has independent business operation systems such as an independent procurement system

production system technology R&D system and marketing system and can operate independently while directly

satisfying market demands. The Company has no competitive relationship with its major shareholders and other

related parties under their control nor does it rely on any of them in business operations.

2. Personnel independence

The Company manages an independent staff. The Company is separated from its shareholders and other

subsidiaries or affiliates under their control when it comes to salary payment and welfare expenditures and has

established an independent and complete human resources management system. The Company’s Chairman General

Manager Deputy General Manager Chief Financial Officer Secretary of the Board of Directors and other senior

executives are appointed in accordance with the applicable laws regulations normative documents and the Articles

of Association. They work full-time in the Company and receive remuneration and so do the financial personnel.

3. Assets independence

The ownership of major operating assets such as land buildings production equipment and office facilities of

the Company and its holding subsidiaries is clear and complete. The Company does not provide guarantee for

shareholders and companies controlled by them for the sake of assets benefits or reputation. The Company has

complete control over all assets and the funds are not misappropriated meaning the interests of the Company and

its shareholders are not compromised.

4. Organizational independence

The Company has established effective bodies such as the General Meeting of Shareholders the Board of

Directors and the Board of Supervisors and developed corresponding rules of procedure. All institutions make

independent decisions within their respective authority in accordance with the Company Law of the People’s

Republic of China and the Articles of Association. According to the real needs of business development the

Company established an independent and complete organizational framework in line with the actual situation and

conducted business activities independently. The Company is completely separated from the shareholder

organizations and their related parties in terms of business operations and there is no mixed operation.

5. Financial independence

The Company has set up a complete and independent financial department assigned independent financial

personnel and established an independent accounting system. The financial department can make financial

decisions independently and the Company has a standardized financial accounting system and a financial

management system designed for subsidiaries. The Company opens an independent bank account. As an

independent taxpayer the Company declares taxes independently and fulfills the obligation of tax payment.III. Horizontal Competition

□ Applicable □ Not applicable

IV. The Convening of the Annual General Meeting and Interim Shareholders’ Meeting During

the Reporting Period

1. General meeting of shareholders during the reporting period

Investor

Session Type Attendan Convening Disclosure

ce Ratio date Date

Meeting Resolution

65 / 276 Full Text of 2024 Annual Report

For details please refer to CNINFO

The First Extraordinar (http://www.cninfo.com.cn)

Extraordinary General y General 64.32% January 15 January 16 Announcement on Resolutions of the First

Meeting in 2024 Meeting 2024 2024 Extraordinary General Meeting of Shareholders in 2023 (Announcement

No.: 2024-009)

For details please refer to CNINFO

General Meeting of Annual May 24 (http://www.cninfo.com.cn)

Shareholders 2023 General 77.26% 2024 May 25 2024 Announcement on Resolutions of Annual Meeting General Meeting of Shareholders in 2023

(Announcement No.: 2024-037)

2. Preferred shareholders with voting rights recovered requested to convene an extraordinary general

meeting of shareholders

□ Applicable □ Not applicable

V. Basic Information of the Board Members Supervisors and Senior Executives

1. Profile

End Number of Start Date of Shares Held Number of Name Gender Age Title Status Tenure Date of Tenure at the

Shares Held

Beginning at the End

Li Shuirong Male 69 Chairman Incumbency April 8 2010 643275000 643275000

Alharbi Mitib

Awadh M Male 48 Director Incumbency

November 13

2023

Xiang Director and

Jiongjiong Male 42 General Incumbency May 26 2015 Manager

Li Yongqing Male 61 Director Incumbency April 8 2010 96525000 96525000

Li Cai’e Female 62 Director Incumbency April 8 2010

Yu Fengdi Female 57 Director Incumbency April 8 2010

Yan Jianmiao Male 60 Director Incumbency May 10 2019

Shao Yiping Female 62 Director Incumbency May 20 2021

Zheng

Xiaodong Male 47 Director Incumbency May 10 2019

Sun Guoming Male 44 Supervisor Incumbency May 10 2019

Li Guoqing Male 55 Supervisor Incumbency April 8 2010 96525000 96525000

Xu Yongming Male 54 Supervisor Incumbency April 8 2010

Deputy

Zhou Xianhe Male 50 General Incumbency October 25

Manager 2022

Quan Secretary of

Weiying Female 47 Incumbency April 29 2010 the Board of

66 / 276 Full Text of 2024 Annual Report

Directors

Chief

Wang Yafang Female 46 Financial Incumbency May 10 2019

Officer

Total -- -- -- -- -- -- 836325000 836325000

Whether there was any resignation of directors and supervisors and dismissal of officers in the reporting period

□ Yes □ No

Personnel Change of Directors Supervisors and Senior Executives

□ Applicable □ Not applicable

2. Holding of Post

The background main work experience and current main duties of directors supervisors and officers in the

Company

1. Main work experience of current directors:

Mr. Li Shuirong: Senior Economist university degree Chinese nationality; He has previously served as

Chairman and General Manager of Rongsheng Chemical Fiber Group Co. Ltd. and Chairman and President of

Zhejiang Rongsheng Holding Group Co. Ltd.; He also holds positions as President of China Township Enterprises

Association Invited Vice President of China National Textile and Apparel Council Vice President of China

Chemical Fibers Association and Senior Consultant of Zhejiang Province Zheshang Economic Development Center;

He is currently the Chairman of Rongsheng Petrochemical Co. Ltd. and the Chairman of Zhejiang Rongsheng

Holding Group Co. Ltd.Mr. Alharbi Mitib Awadh M: Saudi Arabian nationality. Graduated from King Fahd University of Petroleum

and Minerals (Saudi Arabia) he currently serves as Vice President of Fuel Business Management at Saudi Aramco

in Dhahran Saudi Arabia. He used to serve as President of Aramco Asia. Additionally he also used to hold various

leadership positions including: Representative Director of Aramco Asia Korea Director of Domestic Joint Venture

Management & Coordination at Saudi Aramco Headquarters and leadership positions at Motiva’s Port Arthur

Refinery (Motiva Enterprises) and Motiva U.S. headquarters in Houston Texas. Furthermore he began his career

at Ras Tanura Refinery in Saudi Arabia and completed nearly two years of professional studies at UOP (USA).Mr. Xiang Jiongjiong: Senior Economist; currently Director and General Manager of Rongsheng

Petrochemical Co. Ltd. Vice Chairman of Zhejiang Rongsheng Holding Group Co. Ltd. and Director of Zhejiang

Petroleum & Chemical Co. Ltd.; He also serves as the Vice President of the General Association of Zhejiang

Entrepreneurs; and he is listed in ICIS “Top 40 Most Influential Chemical Leaders Worldwide 2025” and Forbes

“China’s Best CEOs 2021”.Mr. Li Yongqing: Chinese nationality; He formerly served as Deputy Manager and General Manager Assistant

of the Supply Engineering Department of Rongsheng Chemical Fiber Group Co. Ltd; He is currently the Vice

Chairman of Zhejiang Rongsheng Holding Group Co. Ltd. and a director of Rongsheng Petrochemical Co. Ltd.Ms. Li Cai’e: Senior Economist Bachelor’s degree Chinese nationality; She was awarded many honorary

titles such as model worker of Xiaoshan District in 2008 and advanced accountant of Xiaoshan District in Hangzhou;

She once served as Deputy General Manager of Rongsheng Chemical Fiber Group Co. Ltd. and Chief Financial

Officer of Rongsheng Petrochemical Co. Ltd.; She is currently the Vice President of Zhejiang Rongsheng Holding

Group Co. Ltd. a director of Rongsheng Petrochemical Co. Ltd. a director of Zhejiang Petroleum & Chemical

Co. Ltd. and a director of Ningbo United Group Co. Ltd.Ms. Yu Fengdi: College degree; She was awarded the title of Model Worker of Hangzhou City; She has served

as a technician of the Biotechnology Department of Shaoxing County No. 1 Polyester Factory the head of the

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Biotechnology Department of Shaoxing No. 1 Chemical Fiber Factory the manager and the assistant to the general

manager of the False Twisting Department of Rongsheng Chemical Fiber Group Co. Ltd.; She is currently the Vice

President of Zhejiang Rongsheng Holding Group Co. Ltd. and a director of Rongsheng Petrochemical Co. Ltd.Mr. Yan Jianmiao: Chinese nationality without permanent residency abroad Ph.D. in Economics. He has

served as the former deputy director of the Department of International Trade of the School of Finance and

Economics Hangzhou University and the director of the Department of International Economics of the School of

Economics Zhejiang University. He is currently a professor at the School of Economics of Zhejiang University and

the executive director of Zhejiang International Economy & Trade Institute. He is currently an independent director

of Rongsheng Petrochemical Co. Ltd. Zhejiang Garden Biotechnology Co. Ltd. and Zhejiang Jinggong

Technology Co. Ltd.Ms. Shao Yiping: Master degree professor of accounting master’s supervisor main research interests:

Accounting theory and accounting standards accounting professional judgment and earnings management asset

impairment accounting etc. focusing on many fields such as corporate litigation risk and accounting robustness;

She served as Secretary of Party General Branch and Vice President of the School of Accounting Zhejiang

University of Finance and Economics Director of the Personnel Department of Zhejiang University of Finance and

Economics Member of the CPC Committee of Zhejiang University of Finance and Economics Secretary of the

CPC Committee of Dongfang College Member of the CPC Committee and Chairman of the Labor Union of

Zhejiang University of Finance and Economics Member of Zhejiang Accounting System Advisory Expert

Committee etc. I am currently a professor of accounting at the Zhejiang University of Finance and Economics an

executive director of the Hangzhou Institute of Certified Public Accountants and an independent director of

Rongsheng Petrochemical Co. Ltd. UE Furniture Co. Ltd. and Zhongtian Service Co. Ltd.Mr. Zheng Xiaodong: Chinese nationality without permanent residency abroad Master of Maritime Law. He

is currently the Managing Partner of BEIJING JINCHENGTONGDA & NEAL LAW FIRM an arbitrator of

Shanghai International Arbitration Center and an independent director of Rongsheng Petrochemical Co. Ltd.Gigadevice Semiconductor Inc. and Beijing Foyou Pharma Co. Ltd. He served as a member of the Listing

Committee of the Shanghai Stock Exchange deputy head of the Enterprise Compliance Special Working Group of

All China Lawyers Association (including enterprise compliance and ESG) and deputy director of the Professional

Committee of Securities Law of Beijing Lawyers Association. Zheng Xiaodong has extensive experience in

corporate compliance ESG investment and financing and corporate listing and has presided over the ESG

reporting of JT&N.

2. Main work experience of current supervisors:

Mr. Sun Guoming: Party Member of the Communist Party of China Bachelor Degree Certified Anti-Fraud

Professional Enterprise Human Resource Manager. He ever served as an inspector assistant manager and deputy

manager of the Inspection Department of Zhejiang Rongsheng Holding Group Co. Ltd.; Manager of the Warehouse

Management Department and General Management Department of Ningbo Zhongjin Petrochemical Co. Ltd. He is

currently the Deputy Secretary of the Discipline Inspection Commission Deputy Director of the Inspection

Department of Zhejiang Rongsheng Holding Group Co. Ltd. and the Supervisor of Rongsheng Petrochemical Co.Ltd.Mr. Li Guoqing: He used to be assistant manager of the Sales Department of Rongsheng Chemical Fiber Group

Co. Ltd.; He is currently the Assistant to Vice President of Zhejiang Rongsheng Holding Group Co. Ltd. and the

Supervisor of Rongsheng Petrochemical Co. Ltd.Mr. Xu Yongming: Bachelor’s degree senior economist successively served as manager of the spinning

department and assistant to general manager of Rongsheng Chemical Fiber Group Co. Ltd.; He is currently the

supervisor of Rongsheng Petrochemical Co. Ltd. and the general manager of Zhejiang Yongsheng Technology Co.Ltd.

68 / 276 Full Text of 2024 Annual Report

3. Main work experience of current senior management personnel:

Mr. Xiang Jiongjiong: Senior Economist; currently Director and General Manager of Rongsheng

Petrochemical Co. Ltd. Vice Chairman of Zhejiang Rongsheng Holding Group Co. Ltd. and Director of Zhejiang

Petroleum & Chemical Co. Ltd.; He also serves as the Vice President of the General Association of Zhejiang

Entrepreneurs; and he is listed in ICIS “Top 40 Most Influential Chemical Leaders Worldwide 2025” and Forbes

“China’s Best CEOs 2021”.Mr. Zhou Xianhe: male professor-level senior engineer bachelor’s degree Chinese nationality; He

successively served as head of the Finished Product Inspection Department of Zhejiang Rongsheng Chemical Fiber

Co. Ltd. sales manager of Zhejiang Rongsheng Holdings Group Co. Ltd. sales manager of Hangzhou Rongsheng

Chemical Fiber Sales Co. Ltd. deputy general manager of Zhejiang Shengyuan Chemical Fiber Co. Ltd. and part-

time professor of Zhejiang Sci-Tech University; He is also a member of the National Chemical Fiber Standardization

Technical Committee; He is currently the General Manager of Zhejiang Shengyuan Chemical Fiber Co. Ltd.Ms. Quan Weiying: Bachelor’s degree once worked in Investment Department and Finance Department of

Rongsheng Petrochemical Co. Ltd. and won the titles of “Excellent Secretary of the Board of Directors” and “TopSecretary of the Board of Directors”; She is currently secretary of the Board of Directors of Rongsheng

Petrochemical Co. Ltd.Ms. Wang Yafang: Bachelor’s degree senior accountant certified public accountant; She used to be deputy

manager manager and deputy financial director of the Financial Management Department of Zhejiang Rongsheng

Holding Group Co. Ltd.; She is currently the Chief Financial Officer of Rongsheng Petrochemical Co. Ltd.Holding of Post at Shareholder Organization

□Applicable □ Not applicable

Whether receiving

Shareholder Start Date of End Date remuneration and Name Organization Title Tenure of Tenure allowance in shareholder

organization

Li Shuirong Rongsheng Holding Chairman June 20 2007 No

Li Yongqing Rongsheng Holding Director June 20 2007 Yes

Sun Guoming Rongsheng Holding Supervisor May 10 2019 Yes

Li Guoqing Rongsheng Holding Director June 20 2007 Yes

Yu Fengdi Rongsheng Holding Vice President May 9 2017 Yes

Li Cai’e Rongsheng Holding Vice President May 11 2019 Yes

Additional

Information None

Office holding in other companies

□Applicable □ Not applicable

69 / 276 Full Text of 2024 Annual Report

Whether receivin

Name Name of other units Positions held in other units Start Date of Tenure End Date of Tenure g remuneration and allowance in ot

her organizations

Li Shuirong Ningbo United Group Co. Ltd. Chairman Director May 18 2010 No

Li Shuirong Rongsheng (Shanxi) Carbon-based New Material Co. Ltd. Chairman General Manager August 1 2021 No

Li Shuirong Rongsheng (Shanxi) Coal Industry Co. Ltd. Chairman General Manager August 1 2021 No

Li Shuirong Zhejiang Dongjiang Green Petrochemical Technology Innovation Center Co. Ltd. Vice Chairman April 1 2023 No

Li Shuirong Shanghai Huanqiu Engineering Co. Ltd. Director January 1 2021 No

Li Shuirong Zhejiang Petroleum & Chemical Co. Ltd. Chairman June 18 2015 No

Li Shuirong Ningbo Zhongjin Petrochemical Co. Ltd. Chairman April 21 2009 No

Li Shuirong Dalian Yisheng Investment Co. Ltd. Chairman December 19 2005 No

Li Shuirong Yisheng Dahua Petrochemical Co. Ltd. Chairman December 19 2005 No

Li Shuirong Zhejiang Shengyuan Chemical Fiber Co. Ltd. Chairman June 15 2010 No

Li Shuirong Zhejiang Derong Chemical Co. Ltd. Director October 1 2018 No

Li Shuirong Rongsheng New Materials (Taizhou) Co. Ltd. Chairman Manager May 1 2022 No

Li Shuirong Zhejiang Shengcheng New Materials Co. Ltd Executive director June 1 2023 No

Li Shuirong .Zhejiang Rongshen New Materials Co. Ltd. Executive director June 1 2023 No

Li Shuirong Zhejiang Huiyu New Materials Co. Ltd. Executive director June 1 2023 No

Li Shuirong Ningbo Hengyi Trading Co. Ltd. Director No

Li Shuirong Zhejiang Yisheng Petrochemical Co. Ltd. Director December 12 2002 No

Li Shuirong Ningbo Niluoshan New Energy Co. Ltd. Executive Director General Manager July 1 2018 No

Li Shuirong Zhejiang Dingsheng Petrochemical Engineering Co. Ltd. Director October 1 2018 No

Li Shuirong Zhejiang Xiaoshan Rural Commercial Bank Co. Ltd. Director August 1 2004 No

Li Shuirong Hangzhou Binjiang Shengyuan Real Estate Development Co. Ltd Supervisor No

Li Shuirong Hangzhou Kaiyuan Century Real Estate Co. Ltd. Director No

Li Shuirong Hangzhou Yuanshenghui Enterprise Management Co. Ltd. Director November 1 2023 No

70 / 276 Full Text of 2024 Annual Report

Li Shuirong Ningbo Qingzhi Chemical Terminal Co. Ltd. Chairman No

Alharbi Mitib A

wadh M Saudi Arabian Oil Company

VP of Fuels Business Managem

ent March 10 2024 Yes

Alharbi Mitib A

wadh M Aramco Far East (Beijing) Business Services Co. Ltd President July 1 2023 March 9 2024 Yes

Alharbi Mitib A

wadh M Aramco Asia Korea Limited Representative director September 29 2020 June 30 2023 Yes

Xiang Jiongjion

g Rongsheng Energy Co. Ltd. Executive director April 1 2021 No

Xiang Jiongjion

g Rongsheng Energy (Zhoushan) Co. Ltd. Executive Director Manager November 1 2023 No

Xiang Jiongjion Rongsheng Energy Science and Technology (Inner Mongoli

g a) Co. Ltd. Chairman January 1 2024 No

Xiang Jiongjion

g Rongsheng Coal Co. Ltd. Executive director June 21 2018 No

Xiang Jiongjion

g Dongzhan Shipping Co. Ltd. Director July 1 2018 No

Xiang Jiongjion

g Zhejiang Petroleum & Chemical Co. Ltd. Director June 18 2015 No

Xiang Jiongjion

g Rongsheng New Materials (Zhoushan) Co. Ltd. Chairman January 1 2022 No

Xiang Jiongjion

g Rongsheng Chemical (Shanghai) Co. Ltd. Executive director May 1 2021 No

Xiang Jiongjion

g Rongsheng New Materials (Taizhou) Co. Ltd. Director December 01 2023 No

Xiang Jiongjion

g Rongxiang Chemical Fiber Co. Ltd. Chairman No

Xiang Jiongjion

g Zhejiang Yongsheng Technology Co. Ltd. Director No

Xiang Jiongjion

g Rongsheng International Trading Co. Ltd. Executive director February 1 2016 No

Xiang Jiongjion

g Hainan Rongsheng International Trade Co. Ltd. Executive director August 1 2020 No

Xiang Jiongjion Zhejiang ZPC Sales Co. Ltd. Executive director May 1 2021 No

71 / 276 Full Text of 2024 Annual Report

g

Xiang Jiongjion

g Zhoushan ZPC Trading Co. Ltd. Executive director May 1 2023 No

Xiang Jiongjion

g Zhoushan ZPC Sales Co. Ltd. Executive director No

Xiang Jiongjion

g Zhejiang Rongtong Chemical Fiber New Material Co. Ltd.Executive Director General Ma

nager No

Xiang Jiongjion

g Taizhou ZPC Sales Co. Ltd. Executive director February 1 2024 No

Xiang Jiongjion

g Ningbo ZPC Sales Co. Ltd. Executive director December 1 2023 No

Xiang Jiongjion

g Zhejiang Rongyi Chemical Fiber Co. Ltd. Executive Director Manager March 1 2024 No

Xiang Jiongjion Shanghai Lingang New Area Jingang Shengyuan Real Estat

g e Co. Ltd. Director November 1 2021 No

Xiang Jiongjion Shanghai Lingang New Area Jingang Rongsheng Real Estat

g e Co. Ltd. Director July 1 2023 No

Xiang Jiongjion Sanyuan Holdings Group Hangzhou Thermal Power Co. Lt

g d. Supervisor June 1 2012 No

Xiang Jiongjion

g Zhejiang International Oil and Gas Trading Center Co. Ltd. Vice Chairman June 1 2020 No

Li Yongqing Ningbo Zhongjin Petrochemical Co. Ltd. Director April 21 2009 No

Li Yongqing Dalian Yisheng Investment Co. Ltd. Director December 19 2005 No

Li Yongqing Yisheng Dahua Petrochemical Co. Ltd. Director December 19 2005 No

Li Yongqing Zhejiang Shengyuan Chemical Fiber Co. Ltd. Vice Chairman June 15 2010 No

Li Yongqing Ningbo Hengyi Trading Co. Ltd. Director No

Li Yongqing Zhejiang Yisheng Petrochemical Co. Ltd. Director December 12 2002 No

Li Yongqing Rongxiang Chemical Fiber Co. Ltd. Director No

Li Cai’e Ningbo United Group Co. Ltd. Director May 18 2010 No

Li Cai’e Zhejiang Petroleum & Chemical Co. Ltd. Director June 18 2015 No

Li Cai’e Ningbo Zhongjin Petrochemical Co. Ltd. Director April 21 2009 No

Li Cai’e Dalian Yisheng Investment Co. Ltd. Director December 19 2005 No

72 / 276 Full Text of 2024 Annual Report

Li Cai’e Yisheng Dahua Petrochemical Co. Ltd. Director December 19 2005 No

Li Cai’e Rongxiang Chemical Fiber Co. Ltd. Vice Chairman No

Li Cai’e Rongsheng New Materials (Taizhou) Co. Ltd. Director December 01 2023 No

Li Cai’e Rongsheng Technology Co. Ltd. Director No

Yu Fengdi Suzhou Shenghui Equipment Co. Ltd. Director December 1 2019 No

Yan Jianmiao Zhejiang University Professor September 1 1998 Yes

Yan Jianmiao Zhejiang Garden Biopharmaceutical Co. Ltd. Independent Director February 1 2021 Yes

Yan Jianmiao Zhejiang Garden Biopharmaceutical Co. Ltd. Independent Director August 27 2021 Yes

Yan Jianmiao Kingdom Holdings Limited Independent non-executive director Yes

Shao Yiping Zhejiang University of Finance and Economics Professor July 1 1988 Yes

Shao Yiping UE Furniture Co. Ltd. Independent Director February 22 2021 Yes

Shao Yiping Zhongtian Service Co. Ltd. Independent Director October 12 2020 Yes

Zheng Xiaodon

g Beijing JT&N Law Firm Partner December 1 2009 Yes

Zheng Xiaodon

g GigaDevice Semiconductor Inc. Director September 12 2023 Yes

Zheng Xiaodon

g Beijing Foyou Pharmaceutical Co. Ltd. Independent Director June 14 2019 Yes

Sun Guoming Rongsheng New Materials (Taizhou) Co. Ltd. Chairman of the Board of Supervisors Supervisor December 01 2023 No

Sun Guoming Zhejiang ZPC Sales Co. Ltd. Supervisor May 1 2021 No

Sun Guoming Zhoushan ZPC Sales Co. Ltd. Supervisor No

Sun Guoming .Zhejiang Rongshen New Materials Co. Ltd. Supervisor June 1 2023 No

Sun Guoming Zhejiang Huiyu New Materials Co. Ltd. Supervisor June 1 2023 No

Sun Guoming Zhejiang Shengcheng New Materials Co. Ltd Supervisor June 1 2023 No

Li Guoqing Zhejiang Shengyuan Chemical Fiber Co. Ltd. Supervisor June 26 2006 No

Li Guoqing Rongxiang Chemical Fiber Co. Ltd. Supervisor No

Xu Yongming Zhejiang Yongsheng Technology Co. Ltd. Chairman General Manager No

Zhou Xianhe Zhejiang Shengyuan Chemical Fiber Co. Ltd. General Manager June 1 2017 No

73 / 276 Full Text of 2024 Annual Report

Zhou Xianhe .Zhejiang Rongshen New Materials Co. Ltd. Manager June 1 2023 No

Zhou Xianhe Zhejiang Huiyu New Materials Co. Ltd. Manager June 1 2023 No

Zhou Xianhe Zhejiang Shengcheng New Materials Co. Ltd Manager June 1 2023 No

Quan Weiying Zhejiang Yisheng Petrochemical Co. Ltd. Supervisor No

Quan Weiying Hong Kong Sheng Hui Limited Director July 5 2007 No

Wang Yafang Rongsheng New Materials (Taizhou) Co. Ltd. Director December 01 2023 No

Wang Yafang Suzhou Shenghui Equipment Co. Ltd. Director May 14 2018 No

Wang Yafang Zhejiang Daishan Rural Commercial Bank Co. Ltd. Director February 5 2018 No

Wang Yafang Dalian Yishengyuan Property Co. Ltd. Supervisor March 19 2018 No

Wang Yafang Hangzhou Shengyuan Real Estate Development Co. Ltd. Supervisor June 24 2014 No

Wang Yafang Rongsheng Technology Co. Ltd. Supervisor April 28 2016 No

Wang Yafang Hainan Shenggu Petrochemical Equipment Investment Co. Ltd. Supervisor December 21 2018 No

Description of e

mployment in ot None

her units

Penalties imposed by securities regulatory authorities in the past three years on the Company’s current and dismissed directors supervisors and senior management in

the reporting period

□Applicable □ Not applicable

74 / 276 Full Text of 2024 Annual Report

In January 2023 Chairman Li Shuirong General Manager Xiang Jiong Chief Financial Officer Wang Yafang

and Secretary of the Board Quan Weiying were ordered to rectify matters including non-standard revenue

recognition and accounting treatment in trade business in 2020-2021. The above matters have been rectified. For

details please refer to the Announcement on the Company and Relevant Personnel Receiving a Warning Letter from

Zhejiang Securities Regulatory Bureau (Announcement No.: 2023-002) at CNINFO website (www.cninfo.com.cn).In May 2024 Chairman Li Shuirong General Manager Xiang Jiongjiong CFO Wang Yafang and Board

Secretary Quan Weiying were ordered to rectify inaccurate disclosure of performance forecast information. These

matters have been fully rectified. For details please refer to the Announcement on the Company and Relevant

Personnel Receiving a Warning Letter from Zhejiang Securities Regulatory Bureau (Announcement No.: 2024-038)

at CNINFO website (www.cninfo.com.cn).

3. Remuneration of the Directors Supervisors and Senior Management

Decision-making procedure basis of determination and actual payment of remuneration of the directors supervisors

and senior management

According to the Articles of Association and the Work Regulations of the Remuneration and Appraisal

Committee of the Board of Directors the remuneration of and its payment to directors and supervisors should be

determined by the General Meeting of Shareholders. The directors and supervisors who hold specific positions in

the Company receive remuneration based on their post and the internal remuneration system and receive no further

allowances. The Remuneration and Appraisal Committee would assess the annual performance of the senior

executives and determine their remuneration based on the evaluation findings. The pay package is then submitted

to the Board of Directors for deliberation and approval. In conclusion the remuneration of the Company’s directors

supervisors and senior executives is determined by corporate performance the current remuneration system and

personnel performance appraisal and changes in sustainable development performance indicators are incorporated

into the remuneration structure of directors supervisors and senior management with remuneration being closely

linked to sustainable development objectives. The assessment involves HSE daily supervision and management

(including contractors) accident management safety training employee satisfaction and business ethics. The

Company conducts annual assessment of directors supervisors and senior executives in accordance with the

assessment requirements and confirms the year-end bonus allocation plan with the assessment scores.Remuneration of the Company’s Directors Supervisors and Senior Management During the Reporting Period

Unit:RMB 10000

Whether

Total Pre-tax Receiving

Remuneration Remuneration Name Gender Age Title Status from the from the

Company Company’s Connected

Party

Li Shuirong Male 69 Chairman Incumbency 471.52 No

Alharbi Mitib

Awadh M Male 48 Director Incumbency Yes

Xiang Director and General

Jiongjiong Male 42 Manager Incumbency 217.72 No

Li Yongqing Male 61 Director Incumbency Yes

Li Cai’e Female 62 Director Incumbency Yes

75 / 276 Full Text of 2024 Annual Report

Yu Fengdi Female 57 Director Incumbency Yes

Yan Jianmiao Male 60 Independent Director Incumbency 16.00 No

Shao Yiping Female 62 Independent Director Incumbency 16.00 No

Zheng

Xiaodong Male 47 Independent Director Incumbency 16.00 No

Sun Guoming Male 44 Chairman of the Board of Supervisors Incumbency Yes

Li Guoqing Male 55 Supervisor Incumbency Yes

Xu Yongming Male 54 Supervisor Incumbency 161.33 No

Zhou Xianhe Male 50 Deputy General Manager Incumbency 151.87 No

Quan Weiying Female 47 Secretary of the Board of Directors Incumbency 93.15 No

Wang Yafang Female 46 Chief Financial Officer Incumbency 94.32 No

Total 1237.91

Description of other situations

□ Applicable □ Not applicable

VI. The Performance of Duties of Directors During the Reporting Period

1. Convening of the Board of Directors Meetings during the reporting period

Session Convening Disclosure date Date Meeting Resolution

The Sixteenth Meeting January 2 January 3 For details please refer to CNINFO (http://www.cninfo.com.cn) of the Sixth Session of 2024 2024 Announcement on Resolutions of the Sixteenth Meeting of the Sixth the Board of Directors Session of the Board of Directors (Announcement No.: 2024-001)

The Seventeenth For details please refer to CNINFO (http://www.cninfo.com.cn)

Meeting of the Sixth April 24 April 26 2024 Announcement on Resolutions of the Seventeenth Meeting of the Session of the Board of 2024 Sixth Session of the Board of Directors (Announcement No.: 2024-

Directors 022)

The Eighteenth Meeting For details please refer to CNINFO (http://www.cninfo.com.cn)

of the Sixth Session of April 29 April 30 2024 Announcement on Resolutions of the Eighteenth Meeting of the

the Board of Directors 2024 Sixth Session of the Board of Directors (Announcement No.: 2024-033)

The Nineteenth Meeting For details please refer to CNINFO (http://www.cninfo.com.cn)

of the Sixth Session of August 27 August 28 Announcement on Resolutions of the Nineteenth Meeting of the

the Board of Directors 2024 2024 Sixth Session of the Board of Directors (Announcement No.: 2024-051)

The Twentieth Meeting

of the Sixth Session of October 29 October 30

For details please refer to CNINFO (http://www.cninfo.com.cn)

2024 2024 Announcement on Resolutions of the Twentieth Meeting of the Sixth the Board of Directors Session of the Board of Directors (Announcement No.: 2024-057)

The Twenty-first For details please refer to CNINFO (http://www.cninfo.com.cn)

Meeting of the Sixth December December 17 Announcement on Resolutions of the Twenty-first Meeting of the

Session of the Board of 16 2024 2024 Sixth Session of the Board of Directors (Announcement No.: 2024-

Directors 064)

76 / 276 Full Text of 2024 Annual Report

2. Directors’ attendance at the Board of Directors Meetings and General Meeting of Shareholders

Directors’ Attendance at the Board of Directors Meetings and General Meeting of Shareholders

Number of

the Board of Number Number of Number Whether Number of

Directors of Attendance Number of of Being Absent Attendance

Name of Meeting that Presence

at the Attendance from the

Should be at the Board of at the Board

Absence Board of at the

Directors Attended Board of Directors of Directors

from the General

Meeting by Meeting by Board of

Directors

Meeting Meeting of During the Directors Correspon Proxy Directors Twice in a ShareholdeReporting Meeting dence Meeting Row rs Period

Li Shuirong 6 0 6 0 0 2

Alharbi Mitib

Awadh M 6 0 6 0 0 0

Xiang Jiongjiong 6 0 6 0 0 1

Li Yongqing 6 1 5 0 0 2

Li Cai’e 6 1 5 0 0 2

Yu Fengdi 6 1 5 0 0 2

Yan Jianmiao 6 1 5 0 0 1

Shao Yiping 6 1 5 0 0 1

Zheng Xiaodong 6 1 5 0 0 1

3. Disagreement voiced by directors on relevant corporate matters

Whether directors propose an objection to the Company’s relevant matters

□ Yes □ No

During the reporting period the directors voiced no disagreement on relevant corporate matters.

4. Additional information on the performance of duties of directors

Whether directors’ suggestions to the Company are adopted

□Yes □No

Explanations on acceptance or rejection of directors’ suggestions to the Company

Acting in accordance with the Company Law of the People’s Republic of China the Securities Law of the People’s

Republic of China the Articles of Association the Rules of Procedure of the Board of Directors the Code of

Independent Directors and other applicable laws and regulations the Company’s directors seek to have a detailed

understanding of corporate activities focus on the standardized business operations exercise their rights prudently

earnestly perform their duties and attend relevant meetings. They also put forward valuable suggestions to improve

the Company’s systems and business decision-making and conscientiously review different proposals so as to play

their role in strengthening the internal supervision mechanism and safeguarding the legitimate rights and interests

of the Company and all its shareholders.

77 / 276 Full Text of 2024 Annual Report

VII. The Special Committees under the Board of Directors During the Reporting Period

Number Other Matters Matters that

Name Members of Convening date Content of Meeting Important Opinions and Suggestions

Concerning Raise

Sessions Performance Disagreement of Duties (If Any)

In terms of internal audit the Audit Committee

Deliberate on the following examined the implementation of the internal audit

proposals: department’s work plan and verified the audit results. In terms of financial reports the Audit

1. Rongsheng Petrochemical Committee communicated with the accounting

Co. Ltd. 2023 Q4 Internal department and external accountants examined

Audit Work Report the norms of the financial system and the

2. Rongsheng Petrochemical preparation process for financial reports and All the

January 19 Co. Ltd. 2023 Internal Audit ensured the accuracy and integrity of the reports. contents of the

2024 Work Report In terms of internal control the Audit Committee meeting were None

3. Rongsheng Petrochemical agreed that the Company has established a well-

passed after

review.Co. Ltd. 2024 Internal Audit designed internal control framework and that the

Li Yongqing Li Work Plan internal control department has fully carried out

the internal control test process in strict

The Audit Cai’e Yan 4. Rongsheng Petrochemical Jianmiao Shao 5 Co. Ltd. 2024 Q1 Internal accordance with the relevant norms and Committee Yiping Zheng Audit Work Plan regulations so as to effectively control the gaps in

Xiaodong internal control and improve the capability in this

respect.Deliberate on the following

proposals:

1. Evaluation Report of the According to the requirements of laws and

Board of Directors on the regulations combined with the actual situation of All the

April 22 Accounting Firm’s the Company it reviewed the annual performance contents of the

2024 Performance in 2023 of accounting firms internal audit supervision meeting were None responsibilities and the renewal of audit passed after

2. Report of the Audit institutions and guided the orderly development review.

Committee of the Board of of internal audit work.Directors on the Supervision of

Accounting Firms in 2023

78 / 276 Full Text of 2024 Annual Report

3. 2023 Annual Report of

Rongsheng Petrochemical Co.Ltd.

4. Proposal on Changes to

Accounting Policies of

Rongsheng Petrochemical Co.Ltd.

5. Proposal on Reappointing

the 2024 Annual Audit Firm of

Rongsheng Petrochemical Co.Ltd.

6. 2023 Annual Internal

Control Self-Assessment

Report of Rongsheng

Petrochemical Co. Ltd.

7.

Appointment Management

System> of Rongsheng

Petrochemical Co. Ltd.Deliberate on the following

proposals:

1. Rongsheng Petrochemical

Co. Ltd. 2024 Q1 Internal In line with the legal guidance and the Company’s All the

April 26 Audit Work Report actual conditions the Audit Committee reviewed contents of the

2024 the quarterly report put forward opinions on the meeting were None 2. Rongsheng Petrochemical internal audit results and guided the internal audit passed after

Co. Ltd. 2024 Q2 Internal efforts. review.Audit Work Plan

3. Rongsheng Petrochemical

Co. Ltd. 2024 Q1 Report

Deliberate on the following

proposals: In line with the legal guidance and the Company’s All the

August 15 1. Rongsheng Petrochemical actual conditions the Audit Committee reviewed contents of the

2024 Co. Ltd. 2024 Q2 Internal the quarterly report put forward opinions on the meeting were None

Audit Work Report internal audit results and guided the internal audit passed after

2. Rongsheng Petrochemical efforts. review.

Co. Ltd. 2024 Q3 Internal

79 / 276 Full Text of 2024 Annual Report

Audit Work Report

3. Rongsheng Petrochemical

Co. Ltd. 2024 Semi-annual

Internal Audit Work Report

4. Rongsheng Petrochemical

Co. Ltd. 2024 Semi-annual

Report

Deliberate on the following

proposals:

1. Rongsheng Petrochemical

Co. Ltd. 2024 Q3 Internal In line with the legal guidance and the Company’s All the

October Audit Work Report actual conditions the Audit Committee reviewed contents of the

25 2024 the quarterly report put forward opinions on the meeting were None 2. Rongsheng Petrochemical internal audit results and guided the internal audit passed after

Co. Ltd. 2024 Q4 Internal efforts. review.Audit Work Report

3. Rongsheng Petrochemical

Co. Ltd. 2024 Q3 Report

During the reporting period the Nominating

Committee met to fully discuss the size and

All members reviewed the composition of the Board of Directors and studied

Shao Yiping Li work in the past year evaluated the rationality of the election conditions selection

The Shuirong Yu the effectiveness of the procedures and term of office of the Company’s

All the

April 15 nomination process discussed directors and senior executives in accordance with contents of the Nominating Fengdi Yan 1

Committee Jianmiao Zheng 2024 and determined the new the Company Law of the People’s Republic of

meeting were None

Xiaodong nomination strategy and China the Guidelines on Corporate Governance

passed after

worked out the work plan for for Listed Companies the Articles of Association review.the next year. and other applicable laws and regulations and in

combination with the Company’s actual

conditions.All committee members 2024 Key Business Plans: 1. Green & low-carbon

Li Shuirong Li reviewed the company’s 2023 to accelerate technological breakthrough; 2. All the

The Strategy Yongqing Yan April 16 operational management and Quality & efficiency enhancement to strengthen contents of the & ESG Jianmiao Shao 1 2024 ESG-related work deeply brand building; 3. Coordinated advancement to meeting were None Committee Yiping Zheng integrated ESG concepts and accelerate project implementation; 4. Software- passed after

Xiaodong formulated major 2024 hardware integration to improve management and review.business strategies through control capabilities; 5. Internal promotion &

80 / 276 Full Text of 2024 Annual Report

discussions. external recruitment to expand talent pool.All committee members

examined the 2023 During the reporting period the Remuneration and

Yan Jianmiao Li compensation of directors Appraisal Committee reviewed the rationality of The Shuirong Yu supervisors and senior the remuneration package and policy of the

All the

Remuneration Fengdi Shao 1 April 17 management and Company’s directors supervisors and senior

contents of the

and Appraisal Yiping Zheng 2024 discussed/formulated the 2024 executives and conducted performance evaluation

meeting were None

Committee Xiaodong performance-based on them according to their authority and major

passed after

compensation plan of directors responsibilities along with the internal finances review.supervisors and senior and KPI performance for 2023.management.The Risk Control Committee analyzed the

situation in 2023 and agreed that in 2024 the

Company should continue to focus on the

overarching business objectives summarize and

All committee members implement the fundamental risk control processes

Zheng Xiaodong analyzed internal/external risks

across the major links key fields and even the

whole process foster a good risk control culture All the The Risk

Control Yan Jianmiao Shao

faced during the company’s contents of the

Yiping Li Cai’e 1

April 12 production and operations in and improve the comprehensive risk management 2024 meeting were None Committee Xiang Jiongjiong 2023 and made suggestions on

system. To that end the Company should develop passed after

risk control for operation in risk management strategies evaluate the review.

2024. functional structure of the risk control organization and improve the risk control

information system and internal control system so

as to achieve the annual targets in managing risks

and enhance the Company’s risk resilience and

long-term profitability.VIII. The Work of the Board of Supervisors

During the reporting period whether the Board of Supervisors has found that the Company was at risk in the process of its supervisory activities

□ Yes □ No

The Board of Supervisors voiced no disagreement on the supervisory matters during the reporting period.

81 / 276 Full Text of 2024 Annual Report

IX. Corporate Staff

1. Staff number professional composition and educational background

Number of Staff on the Parent Company’s Payroll at the End 1562

of the Reporting Period

Number of Staff on the Main Subsidiaries’ Payroll at the 17096

End of the Reporting Period

Total Number of Staff on the Company’s Payroll at the End 19077

of the Reporting Period

Total Number of Staff Receiving Remuneration 19077

Number of Retired Staff Whose Pensions Are Covered by the 0

Parent Company and Main Subsidiaries

Professional Composition

Categories Number

Production Staff 13655

Sales Staff 377

Technical Staff 3135

Financial Staff 116

Administrative Staff 1265

Logistical Staff 529

Total 19077

Educational Background

Categories Number

Bachelor’s Degree or Above 5961

Junior College 7043

Senior High School and Technical Secondary School 2540

Other 3533

Total 19077

2. Remuneration policy

The Company abides by the Labor Law of the People’s Republic of China and other applicable rules and

regulations and takes a performance-based remuneration allocation approach. The Company continues to improve

the pay and benefits structure determines the salary based on an employee’s responsibility and capability and

employs a differential reward mechanism so as to motivate the employees and inspire their creativity.

3. Training program

The Company values the development of employees’ business skills and has built a well-designed career

development platform to enable employees to identify their future paths and unlock their full potential. The

Company delivers professional and practical training programs in a systematic way by combining theory and

practice to improve the employees’ comprehensive capability in the professional field.

82 / 276 Full Text of 2024 Annual Report

4. Labor outsourcing

□ Applicable □ Not applicable

X. Distribution of Corporate Profits and Shift of Public Accumulation Funds to Capital Stock

Formulation implementation or adjustment of profit distribution policy especially the cash dividend policy during

the reporting period

□Applicable □ Not applicable

According to the profit distribution plan for 2023 approved at the 17th Meeting of the Sixth Session of the

Board of Directors on April 24 2024 based on the current equity base of 9573144542 shares which is based on

existing total share capital of 10125525000 shares deducted by the repurchased shares of 552380458 shares the

Company plans to give RMB 1.00 in cash (tax included) to all its shareholders for every ten shares they hold. There

will be no equity dividend or conversion of equity reserve into the share capital of the Company. The Company has

completed the profit distribution according to the plan.Special description of cash dividend policy

Whether it complies with provisions of the Articles of Association or resolution of the General Meeting: Yes

Whether the dividend standard and proportion are specific and clear: Yes

Whether relevant decision-making procedures and mechanisms are complete: Yes

Whether the independent directors fulfill their duties and obligations: Yes

If the Company fails to pay cash dividends it shall disclose the specific reasons and the next actions to be

taken to enhance the investor’s return level: Not applicable

Whether the medium and small shareholders fully raise their opinions and demands and whether their

lawful rights and interests are protected fully: Yes

Whether the conditions and procedures for adjusting or changing cash dividend policy are compliant and

transparent: Yes

The Company was profitable during the reporting period and the parent company’s profit available for distribution

to shareholders was positive but no cash dividend distribution proposal was made.□ Applicable □ Not applicable

Profit distribution and conversion of capital reserve into share capital during the reporting period

□ Applicable □ Not applicable

Number of Bonus Shares Given for Ten Shares(share) 0

Number of distributed dividends per ten shares (RMB) (tax

inclusive) 1

Share capital base of distribution plan (share) 9572292142

Amount of cash dividends (RMB) (tax inclusive) 957229214.20

Amount of cash dividends paid in other means (such as share

repurchase) (RMB) 0

Total amount of cash dividends (including other means)

(RMB) 957229214.20

Distributable profit (RMB) 2785571654.14

Proportion of total cash dividends (including other means)

in total profit distribution 34.36%

Cash dividends

83 / 276 Full Text of 2024 Annual Report

The cash bonus accounts for at least 80% in this profit distribution when the company is in growth stage of development and has

major fund expenditure arrangement

Detailed Information on the Distribution of Corporate Profits and the Shift Plan of Public Accumulation Funds to Capital

Stock

As audited by Pan-China Certified Public Accountants (Special General Partnership) the Company (parent company) achieved

a net profit of RMB 2965914213.54 in 2024 including an undistributed profit of RMB 1073563316.15 at the beginning of the

year a statutory surplus reserve of RMB 296591421.35 withdrawn in the current period and a cash dividend of RMB

957314454.2 from the previous year. As of December 31 2024 the actual profit available for shareholder distribution was RMB

2785571654.14.

The Company plans to distribute a cash dividend of RMB 1.00 (tax included) to all shareholders for every 10 shares. Based on

9572292142 shares after deducting 553232858 shares that have been repurchased accumulatively as of the disclosure date of this

announcement the total cash dividend to be distributed is RMB 957229214.20(tax included) and the remaining undistributed

profits are carried forward to the next year. The shares held in the Company’s dedicated securities repurchase account will not be

included in this round of profit distribution.. In the case that before the registration date of equity distribution the total share capital

of the Company has changed due to the conversion of convertible bonds into shares share repurchase cancellation of share

repurchase granted by equity incentive reservation of partial share grant registration and others the total amount of distribution is

adjusted according to the principle of distribution proportion unchanged.XI. Implementation of the Equity Incentive Plan Employee Stock Ownership Plan or other

Employee Incentives

□ Applicable □ Not applicable

The Company had no implementation of a stock incentive plan employee stock ownership plan or other employee

incentives during the reporting period.XII. Institutional Development and Implementation of Internal Control During the Reporting

Period

1. Construction and implementation of internal control

The Company has established a sound internal control management system in accordance with the applicable

laws regulations and normative documents such as the Company Law of the People’s Republic of China the

Securities Law of the People’s Republic of China the Guidelines on the Bylaws of Listed Companies and the

Guidelines on Corporate Governance for Listed Companies and in combination with the actual conditions facing

the Company. The Company has developed internal management systems concerning external guarantees and

related-party transactions regularly inspected and evaluated various systems and amended them in line with the

new laws and regulations issued by the regulatory authorities.

2. Specific information on major internal control defects found during the reporting period

□ Yes □ No

XIII. Management Control of Subsidiaries during the Reporting Period

Not applicable

XIV. Internal control assessment report and internal control audit report

1. Internal control assessment report

84 / 276 Full Text of 2024 Annual Report

Report Disclosure Date April 25 2025

Report Disclosure Index The Internal Control Self-Assessment Report 2024 is available on CNINFO Website (http://www.cninfo.com.cn).Proportion of the Total

Assets of the

Organizations Included in

the Assessment Scope to 92.91%

Those of the Company’s

Consolidated Financial

Statements

Proportion of the

Operating Revenues of the

Organizations Included in

the Assessment Scope to 91.83%

Those of the Company’s

Consolidated Financial

Statements

Defect Identification Standards

Categories Financial Statements Non-Financial Statements

Signs of major defects in financial statements

include: (1) Invalid internal control environment; (2)

Misconduct committed by directors supervisors and

senior executives; (3) External auditors identify a

material mistake in the current financial statement The following scenarios are identified as

neglected by the Company; (4) Invalid supervision constituting material defects: (1) The

by the Audit Committee and internal audit decision-making procedures are not sound;

department on internal control; and (5) Other defects (2) Violation of national laws and

that may affect the judgment of readers of the report. regulations such as causing environmental

Qualitative Standards Signs of important defects in financial statements pollution; (3) Gradual loss of managers or

include: Individual internal control defects or in technicians; (4) Frequent negative news in

combination with other defects have a reasonable the media; (5) The flaws of internal control

possibility that prevents the timely detection and assessments especially material or

correction of any misstatements in the financial important defects are not rectified; and (6)

statement that should be paid heed to by the Board Lack of institutional control for important

and management although such misstatements may operations or systematic institutional failure.not reach or exceed the importance level. General

defects refer to other control defects apart from the

material and important defects mentioned above.The operating revenue and total assets are taken as The operating revenue and total assets are

the measurement indicators. If the losses resulting taken as the measurement indicators. If the

from internal control defects are related to the profit losses resulting from internal control defects

statement the operating revenue will be taken as the are related to the profit statement the

indicator. If the amount of misstatement in the operating revenue will be taken as the

financial report caused by the individual defect or in indicator. If the amount of misstatement in

combination with other defects is less than 0.5% of the financial report caused by the individual

Quantitative Standards the operating revenue it is recognized as a general defect or in combination with other defects

defect. If the amount exceeds 0.5% but lower than is less than 0.5% of the operating revenue it

1% of the operating revenue it is recognized as an is recognized as a general defect. If the

important defect. If the amount exceeds 1% of the amount exceeds 0.5% but lower than 1% of

operating revenue it is recognized as a material the operating revenue it is recognized as an

defect. If the losses resulting from internal control important defect. If the amount exceeds 1%

defects are related to asset management the total of the operating revenue it is recognized as

assets will be taken as the indicator. If the amount of a material defect. If the losses resulting from

misstatement in the financial report caused by the internal control defects are related to asset

85 / 276 Full Text of 2024 Annual Report

individual defect or in combination with other management the total assets will be taken as

defects is less than 0.5% of the operating revenue it the indicator. If the amount of misstatement

is recognized as a general defect. If the amount in the financial report caused by the

exceeds 0.5% but lower than 1% of the operating individual defect or in combination with

revenue it is recognized as an important defect. If other defects is less than 0.5% of the

the amount exceeds 1% of the operating revenue it operating revenue it is recognized as a

is recognized as a material defect. general defect. If the amount exceeds 0.5%

but lower than 1% of the operating revenue

it is recognized as an important defect. If the

amount exceeds 1% of the operating

revenue it is recognized as a material defect.Number of Material Defects

in Financial Statements 0

Number of Material Defects

in Non-Financial Statements 0

Number of Important

Defects in Financial 0

Statements

Number of Important

Defects in Non-Financial 0

Statements

2. Internal control audit report

□Applicable □ Not applicable

Review Suggestions Section in the Internal Control Audit Report

In our opinion Rongsheng Petrochemical maintained in all material respects effective internal control over financial reporting as

of December 31 2024 in accordance with the Basic Standard for Enterprise Internal Control and related provisions.Report Disclosure Status Disclosed

Report Disclosure Date April 25 2025

Report Disclosure Index The Internal Control Audit Report in 2024 is available on CNINFO Website (http://www.cninfo.com.cn).Suggestions Category Standard Clean Opinion

Whether Having Material Defects in Non-Financial

Statements No

Whether the accounting firm issued the internal control audit report of non-standard opinion

□ Yes □ No

The internal control audit report of the accounting firm is in line with the self-assessment report of the Board of

Directors or not

□Yes □No

XV. Rectification of Self-Examined Problems under the Special Campaign of Corporate Governance for

Listed Companies

During the reporting period the Company complied with the China Securities Regulatory Commission’s

Notice on Launching the Special Campaign of Corporate Governance for Listed Companies (CSRC [2020] No. 69)

and examined the problems in corporate governance conscientiously and responsibly. The Company also received

effective guidance from the local regulatory authorities improved the ledger documenting the progress of the

86 / 276 Full Text of 2024 Annual Report

Special Campaign and offered timely feedback on the self-examination results. We found zero problems that need

rectifying.

87 / 276 Full Text of 2024 Annual Report

Section V Environmental and Social Responsibility

I. Major Environmental Issues

Whether the listed company and its subsidiaries are key pollutant discharging units announced by environmental

protection authorities

□Yes □No

Environmental protection-related policies and industry standards

The Company and its subsidiaries have strictly abided by the laws and regulations such as the Environmental

Protection Law of the People’s Republic of China Law of the People’s Republic of China on the Prevention and

Control of Environmental Pollution by Solid Waste Law of the People’s Republic of China on Prevention and

Control of Environmental Noise Pollution Law of the People’s Republic of China on Prevention and Control of Air

Pollution Law of the People’s Republic of China on Prevention and Control of Radioactive Pollution and the

requirements of the ecological environmental protection department and timely handled the environmental

protection permit procedures such as emission right applied for and obtained the pollutant discharge permit

business license for hazardous waste and radiation safety permit; They have implemented procedures such as filing

the sewage outlet into the sea filing the self-monitoring plan and filing the emergency plan for sudden

environmental incidents and ensured the legal start-up and legitimate operation of relevant devices of all projects

and supporting projects.

1. Executive standards

(1) The flue gas from plant heating furnace catalytic regeneration flue gas tail gas from sulfur plant reforming

catalytic regeneration flue gas organic waste gas and the concentration of air pollutants at the plant boundary shall

implement the special emission limits of air pollutants specified in Emission Standard of Pollutants for Petroleum

Refining Industry (GB31570-2015 including the 2024 amendment) Emission Standard of Pollutants for Petroleum

Chemistry Industry (GB31571-2015 including the 2024 amendment) and Emission Standard of Pollutants for

Synthetic Resin Industry (GB31572-2015 including the 2024 amendment).

(2) The sulfuric acid mist of sulfuric acid plants shall be subject to the special emission limits of atmospheric

pollutants specified in the Emission Standard of Pollutants for Sulfuric Acid Industry (GB26132-2010).

(3) The emission of odor pollutants shall comply with the Class II standard of Emission Standard for Odor

Pollutants (GB14554-93).

(4) The exhaust gas pollutants of the power boiler shall be subject to an 80% commitment value of emission

limit specified in Phase II of the Emission Standard of Air Pollutants for Coal-fired Power Plants (DB33/2147-

2018).

(5) Both integrated projects and base wastewater treatment plants shall implement the special emission limits

specified in Emission Standard of Pollutants for Petroleum Refining Industry (GB 31570-2015 including 2024

amendments) Emission Standard of Pollutants for Petrochemical Industry (GB 31571-2015 including 2024

amendments) and Emission Standard of Pollutants for Synthetic Resin Industry (GB 31572-2015 including 2024

amendments).

(6) The noise at the boundary of the factory shall comply with the Class III standard of Emission Standard for

Noise at Boundary of Industrial Enterprises (GB12348-2008).

(7) The Integrated Project and the Solid Waste Disposal Center shall implement the Standard for Pollution

Control on the Non-hazardous Industrial Solid Waste Storage and Landfill (GB 18599-2001) the Standard for

Pollution Control of Hazardous Waste Storage (GB 18597-2001) the Standard for Pollution Control of Hazardous

88 / 276 Full Text of 2024 Annual Report

Waste Incineration (GB 18484-2020) and the Standard for Pollution Control of Hazardous Waste Landfill (GB

18598-2019).

2. Quality standards

(1) The base and the points of concern shall implement the Class I (Class I area) and Class II (Class II area)

standards in the Ambient Air Quality Standard (GB3095-2012) according to the category of ambient air functional

areas. The Cm value specified in Detailed Explanation of Integrated Emission Standard of Air Pollutants is taken

as the reference value of quality standard for non-methane total hydrocarbon (2.0mg/m3).

(2) The monitoring of surface water shall comply with the Standard for Seawater Quality (GB3097-1997).

Environmental protection administrative licensing

S/N Certificate Certificate No. Issued by Validity term

1 Pollutant Discharge Permit of Ro 91330000255693873W001P Hangzhou Municipal Ecology an November ngsheng Petrochemical d Environment Bureau 5 2026

2 Pollutant Discharge Permit of ZP 913309003440581426001P Zhoushan Ecology and Environm July 14 202C ent Bureau 9

3 Radiation Safety Permit of ZPC ZHFZ [L2105] Zhoushan Ecology and Environm March 4 20ent Bureau 29

4 Pollutant Discharge Permit of Zhongjin Petrochemical 91330211764527945N001P

Zhenhai Branch of Ningbo Ecolo December

gy and Environment Bureau 2 2029

5 Radiation Safety Permit of Zhongjin Petrochemical ZHFZ [B2500]

Department of Ecology and Envi July 16 202

ronment of Zhejiang Province 8

6 Pollutant Discharge Permit for Niluoshan New Energy Co. Ltd. 91330211MA2CHYTM1K001V

Zhenhai Branch of Ningbo Ecolo December

gy and Environment Bureau 1 2029

7 Pollutant Discharge Permit of Yi 912102137873094570001R Dalian Ecology and Environment September sheng Dahua Bureau 5 2029

Radiation Safety Permit of Yishe LHFZ (B0001) Dalian Ecology and Environment November 8 ng Dahua Bureau 25 2026

Pollutant Discharge Permit of Sh 91330109754409144F001P Hangzhou Municipal Ecology 9 November engyuan Chemical Fiber and Environment Bureau 5 2026

10 Radiation Safety Permit of Sheng ZHFZ [A2408] Hangzhou Municipal Ecology December yuan Chemical Fiber and Environment Bureau 4 2028

Shaoxing Ecology and

11 Pollutant Discharge Permit of Y 91330621MA2887DL53001Q Environment Bureau February 6 ongsheng Technology 2029

Department of Ecology and

12 Radiation Safety Permit of Yongs ZHFZ [D2193] heng Technology Environment of Zhejiang

August 7 2

Province 027

13 Pollutant Discharge Permit of Ha

Ecological Environment Bureau

914603005527989627001P of Yangpu Economic Developm May 14 202inan Yisheng ent Zone 6

14 Radiation Safety Permit of Haina QHFZ [00153] Department of Emergency Mana December 2n Yisheng gement of Hainan Province 6 2026

15 Pollutant Discharge Permit of Zhejiang Yisheng 91330200744973411W001W

Ningbo Ecological Environment November

Bureau Beilun Branch 12 2029

16 Radiation Safety Permit of Zhejia

Department of Ecology and

ng Yisheng ZHFZ [B2005] Environment of Zhejiang

November

Province 10 2029

89 / 276 Full Text of 2024 Annual Report

Industry emission standards and specific situations of pollutant emissions involved in production and operation activities

Types of Names of

Company or main main Pollutant

Subsidiary pollutants pollutants Discharge

Number of Distribution

discharge of discharge Emission discharge Total Total certified Excessive

Name and and method concentration/intensity standards in emissions emissions emissions particular particular outlets outlets execution

pollutants pollutants

Rongsheng Ultra-clean of

Petrochemical Waste gas Smoke dust Organized 2 Rongxiang 2.357mg/m3 20mg/Nm3 1.37t/a 13.65t/a / furnace area

Rongsheng Waste gas Sulfur

Ultra-clean of

Petrochemical dioxide Organized 2 Rongxiang 3.462mg/m3 50mg/Nm3 2.26t/a 121.93t/a / furnace area

Rongsheng Ultra-clean of

Petrochemical Waste gas Nitric oxide Organized 2 Rongxiang 20.647mg/m3 150mg/Nm3 8.81046t/a 102.59t/a / furnace area

Rongsheng Volatile Ultra-clean of

Petrochemical Waste gas organic Organized 2 Rongxiang 0.633mg/m3 60mg/L 0.35t/a 110.38t/a / compounds furnace area

Rongsheng

Petrochemical Waste water

Ammonia Under

nitrogen control 1

Shengyuan

factory gate 1.72mg/m3 35mg/L 0.002t/a 0.16t/a /

Rongsheng Chemical Waste water oxygen Under Shengyuan Petrochemical control 1 factory gate 29.5mg/m3 500mg/Nm3 0.16t/a 3.69t/a / demand

Discharge Mean: 1.00mg/m3; GB31570

ZPC Waste gas Particulate matter after 68 In the factory Range: 0.0905- GB31571 118.57t/a 1566.86t/a / treatment 10.159mg/m3 GB31572

Discharge Mean: 3.01mg/m3; GB31570

ZPC Waste gas Sulfur dioxide after 100 In the factory Range: 0.026- GB31571 410.95t/a 2750.8t/a / treatment 24.798mg/m3 GB31572

Discharge Mean: 31.91mg/m3; GB31570

ZPC Waste gas Nitric oxide after 106 In the factory Range: 0.078- GB31571 4881.45t/a 7078.45t/a /

treatment 78.097mg/m3 GB31572

90 / 276 Full Text of 2024 Annual Report

Discharge GB31570

ZPC Waste water COD after 1 In the factory Mean: 31.13mg/m3;

treatment Range: 0.7-49.6mg/m3

GB31571 391.36t/a 524.04t/a /

GB31572

ZPC Waste water Ammonia

Discharge Mean: 0.107mg/m3; GB31570

nitrogen after 1 In the factory treatment Range: 0.01-2.57mg/m3

GB31571 1.47t/a 53.31t/a /

GB31572

Zhongjin

Petrochemical Waste gas

Sulfur Continuous

dioxide blow-down 22 Whole factory 7.45mg/m3

GB31570

DB33/2147 139.77t/a 251.49t/a /

Zhongjin Waste gas Nitric oxide Continuous Petrochemical blow-down 22 Whole factory 24.40mg/m3

GB31570

DB33/2147 458.05t/a 1085.334t/a /

Zhongjin Continuous GB31570

Petrochemical Waste gas Smoke dust blow-down 22 Whole factory 2.66mg/m3 DB33/2147 49.87t/a 191.19t/a /

Zhongjin Chemical

Petrochemical Waste water oxygen

Continuous 2 East side 75.98mg/L GB8978 60.61t/a 70.34t/a /

demand blow-down

Zhongjin Ammonia Continuous

Petrochemical Waste water nitrogen blow-down 2 East side 4.42mg/L GB8978 3.53t/a 17.16t/a /

Yisheng Southeast

Dahua Waste gas Nitric oxide Continuous 3 corner of the 33.42mg/m3 50mg/m3 162.04t/a 415t/a / plant

Yisheng Sulfur Southeast

Dahua Waste gas dioxide Continuous 3 corner of the 0.7mg/m3 35mg/m3 2.45t/a 251t/a / plant

Yisheng Southeast

Dahua Waste gas Smoke dust Continuous 3 corner of the 1.5mg/m3 5mg/m3 6.82t/a 56t/a / plant

Northwest

Yisheng Chemical Waste water oxygen Continuous 2 corner and Dahua north side of 72.58mg/L 300mg/L 882.57t/a 1862t/a / demand the plant

Yisheng Northwest

Dahua Waste water

Ammonia

nitrogen Continuous 2 corner and 0.77mg/L 30mg/L 9.39t/a 217t/a /

north side of

91 / 276 Full Text of 2024 Annual Report

the plant

Shengyuan One for use

Chemical Waste gas Particulate matter Organized and one for Furnace area 3.8mg/m3 20mg/Nm3 2.17t/a 8.74t/a / Fiber standby

Shengyuan One for use

Chemical Waste gas Sulfur dioxide Organized and one for Furnace area 1.68mg/m3 50mg/Nm3 1.12t/a 17.38t/a / Fiber standby

Shengyuan One for use

Chemical Waste gas Nitric oxide Organized and one for Furnace area 26.34mg/m3 150mg/Nm3 20.44t/a 52.15t/a /

Fiber standby

Shengyuan Non- Organized One for use Chemical Waste gas methane and and one for Furnace area 0.9mg/m3 60mg/L

0.77t/a 97.29t/a /

Fiber unorganized standby (organized)

Shengyuan Ammonia Southeast Chemical Waste water nitrogen Organized 1 corner of the 1.72mg/m3 35mg/L 0.0078t/a 1.3t/a / Fiber plant

Shengyuan Chemical Southeast

Chemical Waste water oxygen Organized 1 corner of the 29.57mg/m3 500mg/Nm3 0.7966t/a 2.74t/a /

Fiber demand plant

Emission

Yongsheng Organized Standard of Air

Technology Waste gas Nitric oxide emission 2 In the factory 39.71mg/m3 Pollutants for 27.271t/a 86t/a / Boilers

(GB13271-2014)

Emission

Yongsheng Waste gas Sulfur Organized

Standard of Air

Technology dioxide emission 2 In the factory 8.37mg/m3 Pollutants for 1.565t/a 106.2t/a / Boilers

(GB13271-2014)

Emission

Yongsheng Standard of Air

Technology Waste gas NmHc

Organized

emission 2 In the factory 4.04mg/m3 Pollutants for 15.245t/a 19.27t/a / Boilers

(GB13271-2014)

92 / 276 Full Text of 2024 Annual Report

Integrated

Yongsheng Chemical Under Wastewater

Technology Waste water oxygen control 1 In the factory 63.42mg/L Discharge 4.976t/a 10.8t/a / demand Standard

(GB31575-2015)

Integrated

Yongsheng Waste water Ammonia Under

Wastewater

Technology nitrogen control 1 In the factory 0.41mg/L Discharge 0.028t/a 1.35t/a / Standard

(GB31575-2015)

Boiler/heat Boiler: 4.82 mg/m3;

medium Heat medium furnace:

Hainan Discharge furnace/alkali 17.81 mg/m3; Alkali

Yisheng Waste gas SO2 after 2 furnace/No.1 furnace: 0.54 mg/m3;

GB13223-2011

treatment large No.1 large boiler: 13.80 GB13271-2014

56.1t/a 642.14t/a /

boiler/No.2 mg/m3; No.2 large

large boiler boiler: 11.78 mg/m3

Boiler/heat Boiler: 34.28 mg/m3;

medium Heat medium furnace:

Hainan Discharge furnace/alkali 58.04 mg/m3; Alkali

Yisheng Waste gas NOx after 2 furnace/No.1 furnace: 27.92 mg/m3;

GB13223-2011 154.58t/a 1038.85t/a /

treatment large No.1 large boiler: 39.19 GB13271-2014

boiler/No.2 mg/m3; No.2 large

large boiler boiler: 27.94 mg/m3

Boiler/heat Boiler: 5.67 mg/m3;

medium Heat medium furnace:

Hainan Discharge furnace/alkali 5.65 mg/m3; Alkali

Yisheng Waste gas Smoke dust after 2 furnace/No.1 furnace: 1.45 mg/m3;

GB13223-2011

GB13271-2014 23.42t/a 340.63t/a / treatment large No.1 large boiler: 1.07

boiler/No.2 mg/m3; No.2 large

large boiler boiler: 1.46 mg/m3

Hainan Discharge

Yisheng Waste water COD after 1 Sewage station 26.47mg/m3

GB31571-2015

treatment GB31572-2015

179.53t/a 544.41t/a /

Hainan Waste water Ammonia Discharge 1 Sewage station 0.38mg/m3 after GB31571-2015

2.62t/a 41.16t/a /

93 / 276 Full Text of 2024 Annual Report

Yisheng nitrogen treatment GB31572-2015

Zhejiang Discharge

Yisheng Waste gas SO2 after 2 Boiler island 10.1mg/m3 35mg/m3 24.61t/a 333.47t/a / treatment

Zhejiang Discharge

Yisheng Waste gas NOx after 2 Boiler island 17.6mg/m3 50mg/m3 64.23t/a 880.08t/a / treatment

Zhejiang Discharge

Yisheng Waste gas

Particulate

matter after 2 Boiler island 3.28mg/m3 10mg/m3 28.85t/a 110.46t/a / treatment

Zhejiang Discharge

Yisheng Waste water COD after 2 Sewage station 49.19mg/L 100mg/L 506.32t/a 880.08t/a / treatment

Zhejiang Waste water Ammonia

Discharge

Yisheng nitrogen after 2 Sewage station 0.16mg/L 8mg/L 1.65t/a 13.2t/a / treatment

Treatment of pollutants

Company name Types of pollutants Treatment technology and treatment mode

Waste gas waste wa The company began to construct the ultra-clean desulfurization tower and flue gas desulfurization and dust removal device in MRongsheng Petrochemical ter and solid waste arch 2016 which was put into operation in September 2016. At present the device is in good operation and can meet the flue gas emission standard of Xiaoshan District.Denitrification facilit Mainly include major exhaust gas treatment facilities including low-nitrogen burners ultra-low-nitroge

ies n burners selective catalytic reduction denitrification (SCR) selective non-catalytic reduction denitrification (SNCR) etc.Desulfurization & rec The dry gas desulfurization and sulfur recovery plant (1310000 tons/year) of the whole factory is oper

overy ated by seawater desulfurization alkaline scrubber and dual desulfurization unit to recover acid gas and acid water to produce sulfur.ZPC Waste gas Dust removal facility Including cyclone separators bag-type dust removal facilities electrostatic precipitators etc.The oil and gas recovery in the whole site is carried out by combining zoning and centralized treatment;

Organic waste gas tre the recovery system mainly adopts decentralized classification collection pretreatment + centralized ter

atment facilities minal treatment mode. The main treatment facilities include RTO regenerative incinerators CO catalyti

c oxidizers etc.Foul gas treatment fa Low-concentration odor treatment facilities in sewage plants (120000+150000m3/h) odor treatment faci

cilities lities in incineration plants (50000m3/h) and odor treatment facilities in landfills (50000m3/h).

94 / 276 Full Text of 2024 Annual Report

Abnormal working c Full-site flare incineration and flare gas recovery system (refinery flare gas recovery 38460m3/h + chem

ondition treatment ical flare gas recovery 2081m3/h).The factory area is subject to rain-sewage diversion and clean water-sewage diversion and the entire wastewater system is subje

ct to quality-based diversion and classified treatment. The main treatment units include the first phase + second phase oily waste

Waste water water treatment unit (2100 + 3400m3/h) the first phase + second phase high ammonia nitrogen wastewater treatment unit (500 + 500m3/h) the first phase + second phase high salt wastewater treatment unit (1100 + 1800m3/h) the first phase + second phase r

ecycled water unit (3600 + 5000m3/h) the cyanide-contained wastewater pretreatment unit (600m3/h) and the alkali residue was

tewater pretreatment (6m3/h). The main treatment technologies are physical method + biological method + biochemical method.The oil residue gasification & filter cake incineration recovery unit mainly processes the filter cake produced by the oil residue h

Solid waste ydrogen production unit to achieve volume reduction and resource utilization with a disposal scale of 108000 tons/year. Acrylonitrile waste liquid incinerators (148k + 148k t/a) PC waste liquid incinerators (15k + 25k t/a) and chemical waste incineration pl

ants (168k t/a) centrally treat organic waste liquids with low recovery value.Noise Set up a sound insulation room install sound attenuation and sound insulation equipment choose low-noise equipment make reasonable layout and ensure basic vibration prevention and noise reduction

Waste gas waste wa

Zhongjin Petrochemical ter solid waste and The prevention and control measures are designed constructed and put into use simultaneously with the main device according

noise to the EIA requirements. The operation is now in good condition.The prevention and control measures are strictly designed constructed and put into use simultaneously with the main equipment

Waste gas waste wa in accordance with the requirements of environmental impact assessment. Currently the operation is in good condition and all p

Yisheng Dahua ter solid waste and ollutants are discharged up to the standard. At the same time according to the rectification requirements proposed by the ecologi

noise cal and environmental protection department new environmental governance facilities have been added further improving the le

vel of environmental governance.Waste gas The boiler flue gas treatment plant operates properly with emissions compliant with the permit limits in Pollutant Discharge Permit.Shengyuan Chemical Fiber Waste water The wastewater station functions properly with wastewater discharge compliant with the permit limits in Pollutant Discharge Permit.Solid waste Industrial waste (312.9 tons) and hazardous waste (336.21 tons) are fully processed by licensed contractors.

1 set of stripper

Gas boiler flue gas low-nitrogen combustion system

Waste gas Waste gas treatment Secondary activated carbon adsorption device matched with film workshop

Yongsheng Technology

Pulse dust removal device for PTA feeding dust

1 set of odor generating unit capping and waste gas collection and treatment device in sewage station

Waste water Sewage Treatment 1 set of sewage treatment system with a treatment capacity of 1250t/d

95 / 276 Full Text of 2024 Annual Report

Rain and sewage

diversion clean water Establish rain and sewage diversion system and clean water and sewage diversion system in the factory

and sewage area; Standardize the sewage outlets in the factory area and install online monitoring devices for pH

diversion etc. COD and ammonia nitrogen

Set up a sound insulation room separately install sound attenuation and sound insulation equipment

Noise Noise control choose low-noise equipment make reasonable layout and ensure basic vibration prevention and noise

reduction

Solid waste Solid waste disposal Standardize the hazardous waste yards and general solid waste yards and dispose of hazardous waste

Emergency response plans for paroxysmal environment events

Emergency plan Filing number Filing time

Emergency Response Plan for Paroxysmal Environment Events of Rongsheng Petrochemical Co. Ltd. 330109-2022-045-L July 26 2022

Emergency Response Plan for Paroxysmal Environment Events of Zhejiang Petroleum & Chemical Co. Ltd. 330921-2023-004-H July 11 2023

Emergency Response Plan for Paroxysmal Environment Events of Ningbo Zhongjin Petrochemical Co. Ltd. 330211-2022-019-H March 2022

Emergency Response Plan for Paroxysmal Environment Events of Yisheng Dahua Petrochemical Co. Ltd. 2102132023-066-H March 2023

Emergency Response Plan for Paroxysmal Environment Events of Zhejiang Shengyuan Chemical Fiber Co. Ltd. 330109-2022-034-L June 2 2022

Emergency Response Plan for Paroxysmal Environment Events of Zhejiang Yongsheng Technology Co. Ltd. 330603-2024-114-L October 11 2024

Emergency Response Plan for Paroxysmal Environment Events of Hainan Yisheng Petrochemical Co. Ltd. / December 2023

Emergency Response Plan for Paroxysmal Environment Events of Zhejiang Yisheng Petrochemical Co. Ltd. / September 2023

96 / 276 Full Text of 2024 Annual Report

Environmental self-monitoring scheme

The Company and its subsidiaries strictly abide by the environmental protection laws regulations and relevant

regulations of the state and local governments. The Company has established an environmental self-monitoring

scheme to ensure that all pollutants are discharged and disposed of in strict accordance with the requirements of

laws and regulations. The self-monitoring scheme is disclosed in the pollution source monitoring data management

system. The Company carries out pollution source monitoring in strict accordance with the monitoring scheme to

ensure that all pollutants are discharged in strict accordance with the requirements of laws and regulations and

entrusts a qualified third-party monitoring agency to carry out monitoring on a regular basis.Investment in environmental governance and protection and payment of environmental protection tax

The Company’s investment in environmental governance and protection in 2024 was RMB 272.7269 million.Measures were taken to reduce carbon emission and their effects during the reporting period

□Applicable □ Not applicable

For specific measures check the 2024 Sustainability Report published issued by the Company on April 25

2025 on CNINFO (www.cninfo.com.cn).

Administrative penalties imposed on environmental issues during the reporting period

□Applicable □ Not applicable

Other environmental information that should be disclosed

Other environmental information that should be disclosed has been disclosed as required.Other environmental protection-related information

The Company and its subsidiaries attach great importance to environmental protection and make major

decisions on environmental protection periodically or irregularly. The Company has established a Health Safety

and Environment (HSE) Department to comprehensively supervise and manage the Company’s HSE issues. Each

subsidiary has a full-time environmental protection department responsible for daily comprehensive management

supervision and inspection. To understand the dynamic situation of pollution the Company has established a strict

monitoring system and entrusted the environmental management and monitoring department to monitor the water

gas sound and slag of the whole plant.The Company shall comply with the disclosure requirements for the chemical industry as set forth in the Self-

Regulatory Guidelines for Listed Companies on Shenzhen Stock Exchange No. 3 — Industry Information Disclosure.Relevant situation of environmental accidents in listed companies

□Applicable □ Not applicable

Ⅱ. Social responsibility information

The Company actively performs its social responsibility. For the full text check the 2024 Sustainability Report

published issued by the Company on April 25 2025 on CNINFO (www.cninfo.com.cn).The Company shall comply with the disclosure requirements for the chemical industry as set forth in the Self-

Regulatory Guidelines for Listed Companies on Shenzhen Stock Exchange No. 3 — Industry Information

Disclosure.

97 / 276 Full Text of 2024 Annual Report

III. Consolidating and expanding the achievements of poverty alleviation and rural

revitalization

The Company actively performs its social responsibility and supports poverty alleviation and rural revitalizati

on. For related contents check the 2024 Sustainability Report published issued by the Company on April 25 2025

on CNINFO (www.cninfo.com.cn).

98 / 276 Full Text of 2024 Annual Report

Section VI Important Matters

I. Fulfillment of Commitments

1. The commitments performed by the actual controllers shareholders related parties acquirers the

Company and other relevant parties to commitments during the reporting period and the commitments not

performed by the end of the reporting period

□Applicable □ Not applicable

Cause of Commitme Commitme Time of Term of

Commitment nt Party nt Type Content of Commitment Commit Commit

Fulfillme

ment ment nt

Share reform

commitment N/A N/A N/A N/A N/A

Commitments

stated in the

Report of

Acquisition or N/A N/A N/A N/A N/A

Equity

Change

Report

Commitments

made in assets N/A N/A N/A N/A N/A

reorganization

Directors Li Shuirong and Li Yongqing and

Supervisor Li Guoqing promised that

during their term of office they would not Term of

Commitment Directors transfer shares they held (including directly commit

made during and Commitmen and indirectly) in the issuer of more than Novemb ment for Commitm

IPO or re- supervisors t made 25% of the total shares held (including er 2 share ents

financing of the during IPO directly and indirectly) by them in the 2010 lock-up honored Company issuer every year. Within half a year after is 36

resignation they would not transfer shares months

directly or indirectly held by them in the

issuer.Equity

incentive N/A N/A N/A N/A N/A

commitment

Rongsheng Holding the controlling

shareholder of the Company signed the

Non-competition Agreement with the

Other Company and promised not to compete

commitments with the Company in the same industry. Li

made to minor Shareholder Commitmen Shuirong the de facto controller and the Novemb Long Commitm

shareholders s before t made largest natural person shareholder of the er 2 ents

of the issuance during IPO 2010

term

Company and other shareholders honored

Company including Li Yongqing Li Guoqing Ni

Xincai Xu Yuejuan and Zhao Guanlong

respectively issued the Letter of

Commitment on Avoiding Horizontal

Competition and promised not to compete

99 / 276 Full Text of 2024 Annual Report

with the company in the same industry.Rongsheng Holdings the controlling During

shareholder of the Company plans to the

Commitmen increase its shareholding in the Company share

Other Controlling t made in within 6 months from January 19 2024 January increase Commitm

commitments shareholder the increase and promises not to actively reduce its 18 2024 period ents

plan shareholding in the Company during the and honored

share increase period and within the statutory

statutory time limit. time limit

Rongsheng Holdings the controlling During

shareholder of the Company plans to the

Commitmen increase its shareholding in the Company share

Other Controlling t made in within 6 months from August 21 2024 and August increase Commitm

commitments shareholder the increase promises not to actively reduce its 21 2024 period ents

plan shareholding in the Company during the and honored

share increase period and within the statutory

statutory time limit. time limit

Whether the commitments are performed on

time Yes

If the commitments have not been fulfilled

after the deadline the specific reasons for the

failure to complete the performance and the N/A

work plan for the next step should be

explained in details

2. Company statement on meeting original profit forecasts for assets or projects and the reasons therefore

where such profit forecasts have been made and the reporting period falls within the profit forecast period

□Applicable □ Not applicable

II. Non-operating Occupation of Funds of the Listed Company by the Controlling

Shareholder and Other Related Parties

□ Applicable □ Not applicable

There is no non-operating occupation of funds of the listed company by the controlling shareholder and other related

parties during the reporting period.III. Illegal External Guarantee

□ Applicable □ Not applicable

There is no illegal external guarantee during the reporting period.IV. Explanation of the Board of Directors on the relevant situation of the latest issue of the

“Non-standard Audit Report”

□ Applicable □ Not applicable

100 / 276 Full Text of 2024 Annual Report

V. Explanation of the Board of Directors the Board of Supervisors and the Independent

Directors (if any) on the “Non-standard Audit Report” for the reporting period issued by the

accounting firm

□ Applicable □ Not applicable

VI. Explanation of Changes in Accounting Policies Accounting Estimates or Correction of

Major Accounting Errors Compared with the Financial Report of the Previous Year

□ Applicable □ Not applicable

During the reporting period there was no change in accounting policies accounting estimates or correction of major

accounting errors.

1. The Company has implemented the provisions of “Classification of Current and Non-current Liabilities” in

the Interpretation of Accounting Standards for Business Enterprises No. 17 since January 1 2024. Changes in this

accounting policy had no impact on the Company’s financial statements.

2. The Company has implemented the provisions of “Disclosure of Supplier Financing Arrangements” in the

Interpretation of Accounting Standards for Business Enterprises No. 17 since January 1 2024.

3. The Company has implemented the provisions of “Accounting Treatment for After-Sale LeasebackTransactions” in the Interpretation of Accounting Standards for Business Enterprises No. 17 since January 1 2024.Changes in this accounting policy had no impact on the Company’s financial statements.

4. The Company has implemented the provisions of “Accounting Treatment for Assurance-Type Warrants NotConstituting Separate Performance Obligations” in the Interpretation of Accounting Standards for Business

Enterprises No. 18 since December 6 2024. Changes in this accounting policy had no impact on the Company’s

financial statements.VII. Explanation of Changes in the Scope of Consolidated Statements Compared with the

Financial Report of the Previous Year

□Applicable □ Not applicable

Company name Acquisition and disposal methods Impact on overall production during the reporting period operation and performance

Taizhou ZPC Sales Co. Ltd. New establishment No significant impact

Zhejiang Rongyi Chemical Fiber Co. Ltd. New establishment No significant impact

Zhoushan ZPC Logistics Co. Ltd. New establishment No significant impact

Zhejiang Zhuosheng Industry & Trade Co. Ltd. Industrial and commercial deregistration No significant impact

VIII. Appointment and Dismissal of Accounting Firm

The accounting firm employed currently

Name of domestic accounting firm Pan-China Certified Public Accountants (Special General Partnership)

Remuneration of domestic accounting firms (RMB 10000) 800

Consecutive audit services year of domestic accounting firm 19

101 / 276 Full Text of 2024 Annual Report

Name of the certified public accountant of a domestic

accounting firm Jia Chuan Xu Haihong

Consecutive audit services year of the certified public

accountant of a domestic accounting firm 5 years 4 years

Whether the accounting firm was reappointed during the period

□ Yes □ No

Engagement of internal control audit accounting firms financial advisers or sponsors

□ Applicable □ Not applicable

IX. Delisting after the disclosure of the Annual Report

□ Applicable □ Not applicable

X. Matters related to bankruptcy and reorganization

□ Applicable □ Not applicable

The Company did not have any matters related to bankruptcy or reorganization during the reporting period.XI. Major litigation and arbitration matters

□ Applicable □ Not applicable

The Company had no major litigation and arbitration during the reporting period.XII. Punishment and rectification

□Applicable □ Not applicable

Designation Type of Disclo

/name Type Cause investigation

Conclusion (if

any) sure Disclosure index punishment Date

Rongsheng For details please

Petrochemic Other Take the refer to CNINFO

al Co. Ltd. Administrativ supervision and management (www.cninfo.com.c

Li Shuirong Director e regulatory n) Announcement

Inaccurate disclosure of measures

measures of

on the Company

Xiang Director performance forecast taken by the

issuing warning May

Jiongjiong China letters and 30

and Relevant

information. record them in 2024 Personnel Receiving

Quan Senior Securities the integrity the Warning Letter

Weiying management Regulatory from Zhejiang Commission files of the securities and Regulatory Bureau

Wang Senior futures markets. (Announcement

Yafang management No.: 2024-038).Explanation of rectification

□Applicable □ Not applicable

After receiving the Warning Letter the Company and relevant personnel attached great importance to the

problems pointed out in the Warning Letter fully learned lessons in strict accordance with the requirements of

Zhejiang Regulatory Bureau continuously strengthened the study of securities laws and regulations further

102 / 276 Full Text of 2024 Annual Report

improved and strictly implement the financial and accounting management system strengthened the management

of information disclosure affairs further raised the standardized operation level of the Company and protected the

interests of the Company and its all shareholders.The administrative supervisory measure will not affect the normal business management and standardized

operation of the Company. The Company will fulfill its information disclosure obligations in a timely manner in

strict accordance with relevant regulatory requirements and relevant laws and regulations and endeavor to do a

good job in every aspect of business management and standardized governance. Please invest in a rational manner

and pay attention to the investment risk.XIII. Integrity conditions of the Company its controlling shareholders and actual controllers

□ Applicable □ Not applicable

103 / 276 Full Text of 2024 Annual Report

XIV. Major Related Transactions

1. Related party transactions related to daily operations

□Applicable □ Not applicable

Type of Content

Pricing Price Amount Proporti Settleme Available

Relati related s of

principle of of related on to Trading Above nt of market

Related onshi party related

s of

related related party similar

limit the

approved approved related price for Disclosurparty party party transacti transacti party similar e Date Disclosure index p transact transact party transa on (RMB on (RMB limit or ion ion transacti

transacti transacti

on ction 10000) amount

10000) not on on

Rongsh Contr Coal and Banker’s http://www.cninfo.com.cn/new/dis

eng olling Purchase of other Market Market 1371747

acceptanc closure/detailstockCode=002493

Holding shareh material price price .51 99.63% 2000000 No e bill spot

Market April 26 &announcementId=1219827987&

s olders goods s exchange

price 2024 orgId=9900015502&announcemen

etc. tTime=2024-04-26

Minor Crude Letter of http://www.cninfo.com.cn/new/dis

Saudi ity Purchas oil fuel e of oil Market Market 1025769 51.88% 1200000 credit Market April 26

closure/detailstockCode=002493

Aramco shareh price price 4.39 0 No spot price 2024 &announcementId=1219827987&

olders goods ethylene exchange orgId=9900015502&announcemenglycol tTime=2024-04-26

Banker’s http://www.cninfo.com.cn/new/dis

Zhejian

g Associ Sales of PTA Market Market 845647.2

acceptanc closure/detailstockCode=002493

ate goods PX price price 3 10.83% 1500000 No e bill spot

Market April 26 &announcementId=1219827987&

Yisheng exchange price 2024 orgId=9900015502&announcemen

etc. tTime=2024-04-26

Total -- -- 1247508 -- 1550000 -- 9.13 0 -- -- -- --

Details of return of large sales N/A

Actual performance during the reporting period where the total amount of daily related party

transactions to occur in the current period is estimated by category (if any) None

Reason for substantial differences between the transaction price and market reference price

(if applicable) N/A

104 / 276 Full Text of 2024 Annual Report

2. Related party transactions arising from the acquisition and sale of assets or equity

□ Applicable □ Not applicable

The Company had no connected transactions related to the acquisition or sales of assets or equity during the

reporting period.

3. Related-party transactions for outward joint investment

□ Applicable □ Not applicable

The Company had no connected transactions related to joint outward investment during the reporting period.

4. Connected transactions on credit and debt

□ Applicable□ Not applicable

The Company had no connected transactions on credit and debt during the reporting period.

5. Transactions with financial companies with associated relationships

□ Applicable □Not applicable

There are no deposits loans credits or other financial operations between the Company and the related finance

companies and the related party.

6. Transactions between the financial companies controlled by the company and related parties

□ Applicable □ Not applicable

There are no deposits loans credits or other financial operations between the finance companies controlled by the

Company and the related party.

7. Other major related party transactions

□ Applicable □ Not applicable

There were no other major connected transactions during the reporting period.XV. Material Contracts and Their Performance

1. Status of trusteeship contracting and leasing

(1) Entrustment

□ Applicable □ Not applicable

The Company had no entrustment during the reporting period.

(2) Contracting

□ Applicable □ Not applicable

The Company had no contracting during the reporting period.

105 / 276 Full Text of 2024 Annual Report

(3) Lease

□ Applicable □ Not applicable

The Company had no leasing during the reporting period.

106 / 276 Full Text of 2024 Annual Report

2. Major guarantee

□Applicable □ Not applicable

Unit:RMB 10000

Guarantees of the Company to its subsidiaries

Date of

Name of disclosure of Counter- If the Whether to

guaranteed announcement Guarantee

Actual Actual

occurrence guarantee Guarantee Collateral (if guarantee Guarantee guarantee provide relating to limit type any) situation period has been guarantee for

party guarantee date amount (if any) performed related party

limit

Shengyuan

Chemical December 17 5432000 September 3680 Joint liability 2024 14 2024 guarantee March 10 2025 No Yes Fiber

Shengyuan

Chemical December 17 2024 5432000

September 3680 Joint liability September 10

14 2024 guarantee 2025 No Yes Fiber

Shengyuan

Chemical December 17 2024 5432000

September 29440 Joint liability

14 2024 guarantee

March 10 2026 No Yes

Fiber

Shengyuan

Chemical December 17 5432000 November 10000 Joint liability November 26 guarantee No Yes

Fiber 2024 27 2024 2025

Shengyuan

Chemical December 17 5432000 December 11 20000 Joint liability December 10 2024 2024 guarantee

Fiber 2025

No Yes

Shengyuan

Chemical December 17 2024 5432000

August 23 50 Joint liability February 22

Fiber 2024

guarantee 2025 No Yes

Shengyuan

Chemical December 17 5432000 September 5 750 Joint liability guarantee 2024 2024 March 4 2025 No Yes Fiber

Shengyuan December 17 5432000 August 23 50 Joint liability August 22 No Yes

107 / 276 Full Text of 2024 Annual Report

Chemical 2024 2024 guarantee 2025

Fiber

Shengyuan

Chemical December 17 5432000 September 5 750 Joint liability September 4 2024 2024 guarantee

Fiber 2025

No Yes

Shengyuan

Chemical December 17 5432000 August 23 9900 Joint liability September 22 2024 2024 guarantee

2025 No Yes Fiber

Shengyuan

Chemical December 17 5432000 September 5 13500 Joint liability 2024 2024 guarantee

October 4 2025 No Yes

Fiber

Shengyuan

Chemical December 17 5432000 January 11 10 Joint liability January 11 2024 2024 guarantee

Fiber 2025

No Yes

Shengyuan

Chemical December 17 5432000 January 11 2480 Joint liability February 11 2024 2024 guarantee 2025 No Yes Fiber

Shengyuan

Chemical December 17 5432000 October 25 125 Joint liability 2024 2024 guarantee

April 25 2025 No Yes

Fiber

Shengyuan

Chemical December 17 October 25 125 Joint liability October 25

Fiber 2024

5432000 2024 guarantee 2025 No Yes

Shengyuan

Chemical December 17 5432000 October 25 2250 Joint liability November 25 2024 2024 guarantee

2025 No Yes Fiber

Shengyuan

Chemical December 17 2024 5432000

March 20 10000 Joint liability guarantee 2024 March 17 2025 No Yes Fiber

Shengyuan

Chemical December 17 5432000 March 21 10000 Joint liability 2024 2024 guarantee March 21 2025 No Yes Fiber

Shengyuan December 17 5432000 April 23 10000 Joint liability April 16 2025 No Yes

108 / 276 Full Text of 2024 Annual Report

Chemical 2024 2024 guarantee

Fiber

Yisheng December 17

Dahua 2024 5432000 May 24 2023

20000 Joint liability guarantee May 22 2025 No Yes

Yisheng December 17

Dahua 2024 5432000 June 15 2023

8000 Joint liability guarantee June 6 2025 No Yes

Yisheng December 17 5432000 January 31 18268.99 Joint liability January 17 Dahua 2024 2024 guarantee 2025 No Yes

Yisheng December 17 February 7 11000 Joint liability January 27

Dahua 2024 5432000 2024 guarantee 2025 No Yes

Yisheng December 17

Dahua 2024 5432000 June 6 2024

25000 Joint liability guarantee June 5 2026 No Yes

Yisheng December 17 2000 Joint liability

Dahua 2024 5432000 June 6 2024 guarantee June 20 2025 No Yes

Yisheng December 17

Dahua 2024 5432000 June 19 2024

18000 Joint liability guarantee June 19 2026 No Yes

Yisheng December 17

Dahua 2024 5432000 June 27 2024

16800 Joint liability guarantee June 19 2025 No Yes

Yisheng December 17

Dahua 2024 5432000 July 19 2024

4400 Joint liability guarantee July 4 2025 No Yes

Yisheng December 17

Dahua 2024 5432000 July 24 2024

8770 Joint liability guarantee July 14 2025 No Yes

Yisheng December 17

Dahua 2024 5432000 July 26 2024

8830 Joint liability guarantee July 16 2025 No Yes

Yisheng December 17 5432000 February 26 21912 Joint liability February 14 Dahua 2024 2024 guarantee 2025 No Yes

Yisheng December 17 23972.4 Joint liability

Dahua 2024 5432000 May 6 2024 guarantee March 21 2025 No Yes

Yisheng December 17 5432000 August 21 11209.25 Joint liability Dahua 2024 2024 guarantee

June 24 2025 No Yes

Yisheng December 17 5432000 December 5 12124.37 Joint liability November 21 No Yes

109 / 276 Full Text of 2024 Annual Report

Dahua 2024 2024 guarantee 2025

Yongsheng December 17

Technology 2024 5432000

December 11 10773 Joint liability December 4

2024 guarantee

2025 No Yes

Yongsheng December 17

Technology 2024 5432000

March 2 5785.71 Joint liability guarantee

December 15

2021 2025 No Yes

Yongsheng December 17 5432000 June 16 2021 1339 Joint liability December 15 Technology 2024 guarantee 2025 No Yes

Yongsheng December 17

Technology 2024 5432000 May 24 2022

4739 Joint liability December 15 guarantee 2026 No Yes

Yongsheng December 17 5432000 October 14 873.81 Joint liability December 15 Technology 2024 2022 guarantee 2026 No Yes

Yongsheng December 17 September 1746 Joint liability December 15

Technology 2024 5432000 26 2023 guarantee 2026 No Yes

Yongsheng December 17 5432000 March 2 5785.71 Joint liability Technology 2024 2021 guarantee

June 15 2025 No Yes

Yongsheng December 17 1339 Joint liability

Technology 2024 5432000 June 16 2021 guarantee June 15 2025 No Yes

Yongsheng December 17

Technology 2024 5432000 May 24 2022

1164.5 Joint liability guarantee June 15 2025 No Yes

Yongsheng December 17 5432000 October 14 214.71 Joint liability Technology 2024 2022 guarantee June 15 2025 No Yes

Yongsheng December 17

Technology 2024 5432000

September 430 Joint liability

26 2023 guarantee June 15 2025 No Yes

Yongsheng December 17

Technology 2024 5432000 May 24 2022

1164.5 Joint liability December 15 guarantee 2025 No Yes

Yongsheng December 17 5432000 October 14 214.71 Joint liability December 15 Technology 2024 2022 guarantee 2025 No Yes

Yongsheng December 17

Technology 2024 5432000

September 430 Joint liability December 15

26 2023 guarantee 2025 No Yes

Yongsheng December 17

Technology 2024 5432000 June 6 2022

174.84 Joint liability guarantee May 15 2025 No Yes

110 / 276 Full Text of 2024 Annual Report

Yongsheng December 17

Technology 2024 5432000 June 15 2022

2233.1 Joint liability guarantee May 15 2025 No Yes

Yongsheng December 17

Technology 2024 5432000 June 15 2022

1173.22 Joint liability November 17 guarantee 2025 No Yes

Yongsheng December 17 August 22 1234.71 Joint liability November 17

Technology 2024 5432000 2022 guarantee 2025 No Yes

Yongsheng December 17 5432000 August 22 134.87 Joint liability guarantee Technology 2024 2022 May 15 2026 No Yes

Yongsheng December 17 September 6 2190.92 Joint liability

Technology 2024 5432000 2022 guarantee May 15 2026 No Yes

Yongsheng December 17

Technology 2024 5432000

October 12 82.15 Joint liability

2022 guarantee

May 15 2026 No Yes

Yongsheng December 17 October 12 2407.94 Joint liability November 16

Technology 2024 5432000 2022 guarantee 2026 No Yes

Yongsheng December 17 5432000 October 12 2407.94 Joint liability Technology 2024 2022 guarantee

May 17 2027 No Yes

Yongsheng December 17 5432000 October 12 1546.8 Joint liability November 15 Technology 2024 2022 guarantee 2027 No Yes

Yongsheng December 17

Technology 2024 5432000

October 24 861.13 Joint liability November 15

2022 guarantee

2027 No Yes

Yongsheng December 17 5432000 October 24 2407.94 Joint liability Technology 2024 2022 guarantee May 15 2028 No Yes

Yongsheng December 17 October 24 2407.94 Joint liability November 15

Technology 2024 5432000 2022 guarantee 2028 No Yes

Yongsheng December 17 5432000 October 24 2407.94 Joint liability Technology 2024 2022 guarantee May 15 2029 No Yes

Yongsheng December 17 October 24 1375.99 Joint liability November 15

Technology 2024 5432000 2022 guarantee 2029 No Yes

Yongsheng December 17

Technology 2024 5432000

November 9 1031.95 Joint liability November 15

2022 guarantee

2029 No Yes

111 / 276 Full Text of 2024 Annual Report

Yongsheng December 17 5432000 November 9 1100.12 Joint liability Technology 2024 2022 guarantee May 15 2030 No Yes

Yongsheng December 17

Technology 2024 5432000

November 1307.81 Joint liability

28 2022 guarantee May 15 2030 No Yes

Yongsheng December 17 5432000 November 1209.35 Joint liability November 15 Technology 2024 28 2022 guarantee

2030 No Yes

Yongsheng December 17

Technology 2024 5432000

December 14 1198.59 Joint liability November 15

2022 guarantee

2030 No Yes

Yongsheng December 17

Technology 2024 5432000

December 14 1424.12 Joint liability guarantee 2022 May 15 2031 No Yes

Yongsheng December 17 January 19 983.82 Joint liability

Technology 2024 5432000 2023 guarantee May 15 2031 No Yes

Yongsheng December 17 5432000 January 19 2407.94 Joint liability November 16 Technology 2024 2023 guarantee

2031 No Yes

Yongsheng December 17 5432000 January 19 810.97 Joint liability Technology 2024 2023 guarantee May 17 2032 No Yes

Yongsheng December 17

Technology 2024 5432000

February 14 1596.97 Joint liability

2023 guarantee

May 17 2032 No Yes

Yongsheng December 17 5432000 February 14 1451.13 Joint liability November 15 Technology 2024 2023 guarantee 2032 No Yes

Yongsheng December 17 April 25 956.8 Joint liability November 15

Technology 2024 5432000 2023 guarantee 2032 No Yes

Yongsheng December 17 April 25 673.13 Joint liability

Technology 2024 5432000 2023 guarantee May 16 2033 No Yes

Yongsheng December 17 1369.58 Joint liability

Technology 2024 5432000 May 17 2023 guarantee May 16 2033 No Yes

Yongsheng December 17 October 31 365.22 Joint liability

Technology 2024 5432000 2023 guarantee May 16 2033 No Yes

Yongsheng December 17

Technology 2024 5432000 May 28 2024

5000 Joint liability guarantee May 28 2025 No Yes

112 / 276 Full Text of 2024 Annual Report

Yongsheng December 17

Technology 2024 5432000 May 30 2024

5000 Joint liability guarantee May 28 2025 No Yes

Zhongjin December 17 5432000 February 1 20000 Joint liability January 24 Petrochemical 2024 2023 guarantee 2025 No Yes

Zhongjin December 17 February 7 6500 Joint liability February 6

Petrochemical 2024 5432000 2023 guarantee 2025 No Yes

Zhongjin December 17

Petrochemical 2024 5432000 April 1 2024

20000 Joint liability February 7 guarantee 2025 No Yes

Zhongjin December 17

Petrochemical 2024 5432000

April 22 20000 Joint liability February 21

2024 guarantee 2025 No Yes

Zhongjin December 17 April 22 30000 Joint liability February 21

Petrochemical 2024 5432000 2024 guarantee 2025 No Yes

Zhongjin December 17

Petrochemical 2024 5432000 May 6 2024

25000 Joint liability guarantee April 24 2025 No Yes

Zhongjin December 17

Petrochemical 2024 5432000

November 50000 Joint liability November 28

29 2024 guarantee

2025 No Yes

Zhongjin December 17 5432000 May 20 2024 35000 Joint liability Petrochemical 2024 guarantee May 20 2025 No Yes

Zhongjin December 17 17856 Joint liability

Petrochemical 2024 5432000 June 19 2024 guarantee June 3 2025 No Yes

Zhongjin December 17 23000 Joint liability

Petrochemical 2024 5432000 June 26 2024 guarantee June 26 2025 No Yes

Zhongjin December 17

Petrochemical 2024 5432000 July 5 2024

11564.49 Joint liability guarantee January 5 2025 No Yes

Zhongjin December 17

Petrochemical 2024 5432000 July 26 2024

19509.59 Joint liability January 26 guarantee 2025 No Yes

Zhongjin December 17 5432000 September 6 38201.38 Joint liability Petrochemical 2024 2024 guarantee March 6 2025 No Yes

Zhongjin December 17 5432000 January 30 20000 Joint liability January 30 Petrochemical 2024 2024 guarantee

2025 No Yes

113 / 276 Full Text of 2024 Annual Report

Zhongjin December 17

Petrochemical 2024 5432000 April 8 2024

48200 Joint liability guarantee April 8 2025 No Yes

Zhongjin December 17 5432000 April 15 3700 Joint liability Petrochemical 2024 2024 guarantee April 15 2025 No Yes

Zhongjin December 17 5432000 April 19 6700 Joint liability Petrochemical 2024 2024 guarantee

April 18 2025 No Yes

Zhongjin December 17 5432000 April 22 12000 Joint liability Petrochemical 2024 2024 guarantee April 22 2025 No Yes

Zhongjin December 17 August 13 53610 Joint liability August 13

Petrochemical 2024 5432000 2024 guarantee 2025 No Yes

Zhongjin December 17

Petrochemical 2024 5432000

August 21 32300 Joint liability August 21

2024 guarantee

2025 No Yes

Zhongjin December 17 October 16 39000 Joint liability October 16

Petrochemical 2024 5432000 2024 guarantee 2025 No Yes

Zhongjin December 17 5432000 October 31 14390 Joint liability October 31 Petrochemical 2024 2024 guarantee 2025 No Yes

Zhongjin December 17 December 19 30000 Joint liability December 19

Petrochemical 2024 5432000 2024 guarantee 2025 No Yes

Zhongjin December 17 5432000 January 19 500 Joint liability January 16 Petrochemical 2024 2024 guarantee

2025 No Yes

Zhongjin December 17

Petrochemical 2024 5432000

January 19 9000 Joint liability February 17

2024 guarantee

2025 No Yes

Zhongjin December 17 November 2000 Joint liability

Petrochemical 2024 5432000 27 2024 guarantee May 21 2025 No Yes

Zhongjin December 17

Petrochemical 2024 5432000

November 2000 Joint liability November 21

27 2024 guarantee 2025 No Yes

Zhongjin December 17

Petrochemical 2024 5432000

November 36000 Joint liability December 15

27 2024 guarantee 2025 No Yes

Zhongjin December 17

Petrochemical 2024 5432000

September 13000 Joint liability September 18

19 2024 guarantee 2025 No Yes

114 / 276 Full Text of 2024 Annual Report

Zhongjin December 17

Petrochemical 2024 5432000

October 12 20000 Joint liability October 11

2024 guarantee 2025 No Yes

Zhongjin December 17 5432000 November 20000 Joint liability November 12 Petrochemical 2024 13 2024 guarantee 2025 No Yes

Zhongjin December 17 5432000 November 12000 Joint liability November 14 Petrochemical 2024 15 2024 guarantee 2025 No Yes

Zhongjin December 17 November 28000 Joint liability November 20

Petrochemical 2024 5432000 21 2024 guarantee 2025 No Yes

Zhongjin December 17 5432000 November 19098.89 Joint liability February 25 Petrochemical 2024 26 2024 guarantee 2025 No Yes

Zhongjin December 17 November 7000 Joint liability November 23

Petrochemical 2024 5432000 26 2024 guarantee 2025 No Yes

Zhongjin December 17

Petrochemical 2024 5432000 June 7 2024

12364.05 Joint liability guarantee June 6 2025 No Yes

Zhongjin December 17 37954.75 Joint liability

Petrochemical 2024 5432000 June 27 2024 guarantee June 20 2025 No Yes

Zhongjin December 17 5432000 November 18368.19 Joint liability November 20 Petrochemical 2024 21 2024 guarantee

2025 No Yes

Zhongjin December 17 September 18150 Joint liability

Petrochemical 2024 5432000 19 2024 guarantee March 3 2025 No Yes

Zhongjin December 17 December 4 39600 Joint liability

Petrochemical 2024 5432000 2024 guarantee May 9 2025 No Yes

Zhongjin December 17 5432000 December 2 10000 Joint liability December 2 Petrochemical 2024 2024 guarantee 2025 No Yes

Zhongjin December 17 5432000 November 100 Joint liability guarantee

February 28

Petrochemical 2024 13 2023 2025 No Yes

ZPC December 17 2024 6260000 July 31 2018

255000 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 6260000 August 10 68214.03 Joint liability 2024 2018 guarantee

July 30 2030 No Yes

115 / 276 Full Text of 2024 Annual Report

ZPC December 17 6260000 March 18 57375 Joint liability 2024 2019 guarantee July 30 2030 No Yes

ZPC December 17 6260000 August 3 9388.08 Joint liability 2024 2018 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 August 9 15414.75 Joint liability 2024 2018 guarantee July 30 2030 No Yes

ZPC December 17 August 9 23121.11 Joint liability 2024 6260000 2018 guarantee July 30 2030 No Yes

ZPC December 17 6260000 August 10 4003.76 Joint liability 2024 2018 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 August 10 7706.37 Joint liability 2024 2018 guarantee

July 30 2030 No Yes

ZPC December 17 August 13 2854.47 Joint liability 2024 6260000 2018 guarantee July 30 2030 No Yes

ZPC December 17 6260000 August 16 27120.78 Joint liability 2024 2018 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 August 15 5710.98 Joint liability 2024 2018 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000

August 31 25500 Joint liability

2018 guarantee July 30 2030 No Yes

ZPC December 17 6260000 October 23 47077.34 Joint liability 2024 2018 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000

October 26 8557.8 Joint liability

2018 guarantee July 30 2030 No Yes

ZPC December 17 6260000 October 30 3996.26 Joint liability 2024 2018 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 October 31 17130.9 Joint liability 2024 2018 guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000

November 7 5433.67 Joint liability

2018 guarantee July 30 2030 No Yes

116 / 276 Full Text of 2024 Annual Report

ZPC December 17 2024 6260000

November 8 11131.42 Joint liability

2018 guarantee July 30 2030 No Yes

ZPC December 17 6260000 November 8 8281.38 Joint liability 2024 2018 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000

August 3 4026.45 Joint liability

2018 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 November 9 13585.38 Joint liability 2024 2018 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 January 1 20818.51 Joint liability 2024 2019 guarantee

July 30 2030 No Yes

ZPC December 17 January 3 14268.78 Joint liability 2024 6260000 2019 guarantee July 30 2030 No Yes

ZPC December 17 6260000 January 4 2283.58 Joint liability 2024 2019 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000

November 9 5824.2 Joint liability

2018 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 January 4 9989.88 Joint liability 2024 2019 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 January 4 41103.96 Joint liability 2024 2019 guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000

January 8 5424.87 Joint liability

2019 guarantee July 30 2030 No Yes

ZPC December 17 6260000 January 9 14253.23 Joint liability 2024 2019 guarantee July 30 2030 No Yes

ZPC December 17 6260000 January 10 7135.53 Joint liability 2024 2019 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 January 14 3431.79 Joint liability 2024 2019 guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000

January 15 10281.6 Joint liability

2019 guarantee July 30 2030 No Yes

117 / 276 Full Text of 2024 Annual Report

ZPC December 17 6260000 January 30 65790 Joint liability 2024 2019 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000

January 31 11421.96 Joint liability

2019 guarantee July 30 2030 No Yes

ZPC December 17 6260000 January 30 1712.68 Joint liability 2024 2019 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 February 1 9406.19 Joint liability guarantee 2024 2019 July 30 2030 No Yes

ZPC December 17 January 4 2286.33 Joint liability 2024 6260000 2019 guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000

February 1 5995.05 Joint liability

2019 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 February 1 4852.16 Joint liability 2024 2019 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000

February 3 19987.41 Joint liability

2019 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 February 11 2573.84 Joint liability 2024 2019 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 February 12 3708.72 Joint liability 2024 2019 guarantee July 30 2030 No Yes

ZPC December 17 6260000 February 11 15232.68 Joint liability 2024 2019 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 February 27 46920 Joint liability 2024 2019 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 March 1 6555.54 Joint liability 2024 2019 guarantee July 30 2030 No Yes

ZPC December 17 6260000 February 1 2562.75 Joint liability 2024 2019 guarantee July 30 2030 No Yes

ZPC December 17 March 7 3994.83 Joint liability 2024 6260000 2019 guarantee July 30 2030 No Yes

118 / 276 Full Text of 2024 Annual Report

ZPC December 17 6260000 March 7 9989.88 Joint liability 2024 2019 guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000

March 8 1141.79 Joint liability

2019 guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000

March 8 3425.05 Joint liability

2019 guarantee July 30 2030 No Yes

ZPC December 17 6260000 March 12 2570.4 Joint liability 2024 2019 guarantee

July 30 2030 No Yes

ZPC December 17 March 13 1715.9 Joint liability 2024 6260000 2019 guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000

March 15 13992.36 Joint liability

2019 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 March 29 18360 Joint liability 2024 2019 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000 April 8 2019

2850.65 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 6260000 April 10 570.89 Joint liability 2024 2019 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000

April 11 1141.99 Joint liability

2019 guarantee July 30 2030 No Yes

ZPC December 17 6260000 March 7 1708.5 Joint liability 2024 2019 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000

April 11 2000.22 Joint liability

2019 guarantee July 30 2030 No Yes

ZPC December 17 6260000 April 12 4856.73 Joint liability 2024 2019 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 April 12 571.97 Joint liability 2024 2019 guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000

April 12 3994.83 Joint liability

2019 guarantee July 30 2030 No Yes

119 / 276 Full Text of 2024 Annual Report

ZPC December 17 2024 6260000

April 15 1427.11 Joint liability

2019 guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000 May 1 2019

6271.47 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000

April 11 854.25 Joint liability

2019 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000 May 7 2019

3196.17 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 17340 Joint liability 2024 6260000 May 7 2019 guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000 May 7 2019

6279.12 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 6260000 May 9 2019 2568.79 Joint liability 2024 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000 May 10 2019

856.34 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 6260000 May 13 2019 1429.91 Joint liability 2024 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 May 13 2019 1997.77 Joint liability 2024 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 May 16 2019 9135.63 Joint liability 2024 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000 May 30 2019

18474.75 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000 June 1 2019

3424.65 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000 June 4 2019

9989.74 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000 May 7 2019

1366.8 Joint liability guarantee July 30 2030 No Yes

120 / 276 Full Text of 2024 Annual Report

ZPC December 17 6260000 June 5 2019 5710.98 Joint liability 2024 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000 June 5 2019

7133.98 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000 June 6 2019

3425.36 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000 June 6 2019

35700 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 2859.83 Joint liability 2024 6260000 June 6 2019 guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000 June 12 2019

17130.9 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 6260000 June 20 2019 286.11 Joint liability 2024 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000 July 1 2019

51000 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 6260000 July 5 2019 3139.63 Joint liability 2024 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 July 8 2019 1141.79 Joint liability 2024 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 July 8 2019 17850 Joint liability 2024 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 July 10 2019 11421.96 Joint liability 2024 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000 July 10 2019

3717.77 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000 July 10 2019

2570.4 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000 June 5 2019

1424.43 Joint liability guarantee July 30 2030 No Yes

121 / 276 Full Text of 2024 Annual Report

ZPC December 17 6260000 July 10 2019 2000.22 Joint liability 2024 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000 July 11 2019

854.25 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000 July 16 2019

2850.65 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000 July 16 2019

5135.7 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000 July 31 2019

31399.68 Joint liability guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000

August 2 5708.42 Joint liability

2019 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000

August 7 2859.83 Joint liability guarantee 2019 July 30 2030 No Yes

ZPC December 17 6260000 August 7 6996.18 Joint liability 2024 2019 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 August 7 4278.9 Joint liability guarantee 2024 2019 July 30 2030 No Yes

ZPC December 17 September 2852.94 Joint liability 2024 6260000 23 2019 guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000

September 2288.88 Joint liability

23 2019 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000

September 44370 Joint liability

29 2019 guarantee July 30 2030 No Yes

ZPC December 17 6260000 September 8565.45 Joint liability 2024 30 2019 guarantee July 30 2030 No Yes

ZPC December 17 6260000 August 7 3001.35 Joint liability 2024 2019 guarantee July 30 2030 No Yes

ZPC December 17 October 9 2993.7 Joint liability 2024 6260000 2019 guarantee July 30 2030 No Yes

122 / 276 Full Text of 2024 Annual Report

ZPC December 17 6260000 October 21 8281.38 Joint liability 2024 2019 guarantee July 30 2030 No Yes

ZPC December 17 6260000 October 21 5415.18 Joint liability 2024 2019 guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000

October 29 26520 Joint liability

2019 guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000

November 7143.06 Joint liability

15 2019 guarantee July 30 2030 No Yes

ZPC December 17 6260000 October 9 1285.2 Joint liability 2024 2019 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 November 2399.55 Joint liability 2024 18 2019 guarantee July 30 2030 No Yes

ZPC December 17 November 1025.1 Joint liability 2024 6260000 19 2019 guarantee July 30 2030 No Yes

ZPC December 17 6260000 November 74970 Joint liability 2024 21 2019 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 December 18 2373.54 Joint liability 2024 2019 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000

December 19 3994.83 Joint liability

2019 guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000

December 24 4286.55 Joint liability

2019 guarantee July 30 2030 No Yes

ZPC December 17 6260000 January 16 5424.87 Joint liability 2024 2020 guarantee July 30 2030 No Yes

ZPC December 17 6260000 January 16 3140.58 Joint liability 2024 2020 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 January 16 1740.12 Joint liability 2024 2020 guarantee July 30 2030 No Yes

ZPC December 17 2024 6260000

January 16 8281.38 Joint liability

2020 guarantee July 30 2030 No Yes

123 / 276 Full Text of 2024 Annual Report

ZPC December 17 6260000 January 16 1684.53 Joint liability 2024 2020 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 February 14 1994.56 Joint liability 2024 2020 guarantee

July 30 2030 No Yes

ZPC December 17 February 18 577.83 Joint liability 2024 6260000 2020 guarantee July 30 2030 No Yes

ZPC December 17 6260000 March 16 3708.72 Joint liability 2024 2020 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 March 19 5710.98 Joint liability 2024 2020 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 March 31 10200 Joint liability 2024 2020 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 April 1 2020 16575 Joint liability 2024 guarantee

July 30 2030 No Yes

ZPC December 17 2024 6260000

April 17 1424.43 Joint liability

2020 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 April 17 2000.22 Joint liability 2024 2020 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 May 13 2020 2040 Joint liability 2024 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 June 3 2020 3424.65 Joint liability 2024 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 June 5 2020 3424.65 Joint liability 2024 guarantee

July 30 2030 No Yes

ZPC December 17 6260000 July 4 2023 16702.37 Joint liability 2024 guarantee

March 15 2027 No Yes

ZPC December 17 6260000 January 20 74520 Joint liability November 15 2024 2021 guarantee 2032 No Yes

ZPC December 17 6260000 January 20 21804 Joint liability November 15 2024 2021 guarantee

2032 No Yes

124 / 276 Full Text of 2024 Annual Report

ZPC December 17 6260000 January 20 82800 Joint liability November 15 2024 2021 guarantee

2032 No Yes

ZPC December 17 6260000 January 20 276000 Joint liability November 15 2024 2021 guarantee 2032 No Yes

ZPC December 17 6260000 January 20 120888 Joint liability guarantee

November 15

2024 2021 2032 No Yes

ZPC December 17 6260000 January 20 23956.8 Joint liability November 15 2024 2021 guarantee 2032 No Yes

ZPC December 17 January 20 8280 Joint liability November 15 2024 6260000 2021 guarantee 2032 No Yes

ZPC December 17 2024 6260000

January 21 31464 Joint liability November 15

2021 guarantee

2032 No Yes

ZPC December 17 6260000 January 21 55200 Joint liability November 15 2024 2021 guarantee 2032 No Yes

ZPC December 17 2024 6260000

January 21 55200 Joint liability November 15

2021 guarantee

2032 No Yes

ZPC December 17 6260000 January 21 11040 Joint liability November 15 2024 2021 guarantee

2032 No Yes

ZPC December 17 6260000 January 22 31464 Joint liability November 15 2024 2021 guarantee 2032 No Yes

ZPC December 17 6260000 February 4 52440 Joint liability November 15 2024 2021 guarantee 2032 No Yes

ZPC December 17 6260000 February 5 41400 Joint liability November 15 2024 2021 guarantee 2032 No Yes

ZPC December 17 6260000 February 5 38640 Joint liability November 15 2024 2021 guarantee

2032 No Yes

ZPC December 17 6260000 February 5 16560 Joint liability November 15 2024 2021 guarantee

2032 No Yes

ZPC December 17 2024 6260000

February 5 55200 Joint liability November 15

2021 guarantee 2032 No Yes

125 / 276 Full Text of 2024 Annual Report

ZPC December 17 6260000 February 5 102120 Joint liability November 15 2024 2021 guarantee 2032 No Yes

ZPC December 17 6260000 February 5 62928 Joint liability November 15 2024 2021 guarantee

2032 No Yes

ZPC December 17 2024 6260000

February 7 31464 Joint liability November 15

2021 guarantee

2032 No Yes

ZPC December 17 6260000 March 18 11592 Joint liability November 15 2024 2021 guarantee

2032 No Yes

ZPC December 17 6260000 March 18 19673.28 Joint liability November 15 2024 2021 guarantee 2032 No Yes

ZPC December 17 March 19 27600 Joint liability November 15 2024 6260000 2021 guarantee 2032 No Yes

ZPC December 17 6260000 March 19 33120 Joint liability November 15 2024 2021 guarantee

2032 No Yes

ZPC December 17 2024 6260000

March 22 55200 Joint liability November 15

2021 guarantee

2032 No Yes

ZPC December 17 6260000 March 22 55200 Joint liability November 15 2024 2021 guarantee

2032 No Yes

ZPC December 17 6260000 March 25 27600 Joint liability November 15 2024 2021 guarantee 2032 No Yes

ZPC December 17 2024 6260000

March 26 138000 Joint liability November 15

2021 guarantee 2032 No Yes

ZPC December 17 6260000 March 26 44160 Joint liability November 15 2024 2021 guarantee 2032 No Yes

ZPC December 17 6260000 April 28 16560 Joint liability November 15 2024 2021 guarantee

2032 No Yes

ZPC December 17 6260000 April 28 71760 Joint liability November 15 2024 2021 guarantee 2032 No Yes

ZPC December 17 2024 6260000

April 28 34224 Joint liability November 15

2021 guarantee 2032 No Yes

126 / 276 Full Text of 2024 Annual Report

ZPC December 17 6260000 April 28 27600 Joint liability November 15 2024 2021 guarantee

2032 No Yes

ZPC December 17 2024 6260000

April 28 17112 Joint liability November 15

2021 guarantee 2032 No Yes

ZPC December 17 April 29 44160 Joint liability November 15 2024 6260000 2021 guarantee 2032 No Yes

ZPC December 17 6260000 April 30 2760 Joint liability November 15 2024 2021 guarantee

2032 No Yes

ZPC December 17 6260000 April 30 2760 Joint liability November 15 2024 2021 guarantee 2032 No Yes

ZPC December 17 55200 Joint liability November 15 2024 6260000 June 29 2021 guarantee 2032 No Yes

ZPC December 17 2024 6260000 July 5 2021

182160 Joint liability November 15 guarantee 2032 No Yes

ZPC December 17 2024 6260000 July 5 2021

27600 Joint liability November 15 guarantee 2032 No Yes

ZPC December 17 6260000 July 6 2021 22080 Joint liability November 15 2024 guarantee

2032 No Yes

ZPC December 17 2024 6260000 July 6 2021

38640 Joint liability November 15 guarantee 2032 No Yes

ZPC December 17 2024 6260000 July 6 2021

80040 Joint liability November 15 guarantee 2032 No Yes

ZPC December 17 2024 6260000 July 6 2021

80040 Joint liability November 15 guarantee 2032 No Yes

ZPC December 17 2024 6260000 July 6 2021

82800 Joint liability November 15 guarantee 2032 No Yes

ZPC December 17 2024 6260000 July 6 2021

165600 Joint liability November 15 guarantee 2032 No Yes

ZPC December 17 2024 6260000 July 6 2021

22080 Joint liability November 15 guarantee 2032 No Yes

127 / 276 Full Text of 2024 Annual Report

ZPC December 17 6260000 September 55729.92 Joint liability November 15 2024 15 2021 guarantee

2032 No Yes

ZPC December 17 6260000 September 22080 Joint liability November 15 2024 17 2021 guarantee 2032 No Yes

ZPC December 17 6260000 September 21528 Joint liability November 15 2024 17 2021 guarantee

2032 No Yes

ZPC December 17 6260000 September 44160 Joint liability November 15 2024 17 2021 guarantee

2032 No Yes

ZPC December 17 2024 6260000

September 113160 Joint liability November 15

17 2021 guarantee 2032 No Yes

ZPC December 17 6260000 September 18216 Joint liability November 15 2024 22 2021 guarantee

2032 No Yes

ZPC December 17 2024 6260000 June 13 2022

8832 Joint liability November 15 guarantee 2032 No Yes

ZPC December 17 187.68 Joint liability November 15 2024 6260000 July 11 2022 guarantee 2032 No Yes

ZPC December 17 6260000 August 2 121.44 Joint liability November 15 2024 2022 guarantee

2032 No Yes

ZPC December 17 6260000 August 4 209.76 Joint liability November 15 2024 2022 guarantee

2032 No Yes

ZPC December 17 6260000 August 9 66.24 Joint liability November 15 2024 2022 guarantee 2032 No Yes

ZPC December 17 2024 6260000

August 10 8.28 Joint liability November 15

2022 guarantee

2032 No Yes

ZPC December 17 6260000 September 5 284.28 Joint liability November 15 2024 2022 guarantee

2032 No Yes

ZPC December 17 6260000 October 10 226.32 Joint liability November 15 2024 2022 guarantee 2032 No Yes

ZPC December 17 6260000 November 242.88 Joint liability November 15 2024 12022 guarantee

2032 No Yes

128 / 276 Full Text of 2024 Annual Report

ZPC December 17 6260000 December 16 38.64 Joint liability November 15 2024 2022 guarantee 2032 No Yes

ZPC December 17 6260000 December 27 4416 Joint liability November 15 2024 2022 guarantee

2032 No Yes

ZPC December 17 6260000 November 2 9.26 Joint liability 2024 2021 guarantee January 12025 No Yes

ZPC December 17 6260000 November 0.39 Joint liability 2024 18 2021 guarantee

January 12025 No Yes

Total limits of guarantees to Total balance of guarantees

subsidiaries approved at the end 11692000 actually provided to

of the reporting period (B3) subsidiaries at the end of the

5802254.25

reporting period (B4)

Guarantees of a subsidiary to its subsidiaries

Date of

Name of disclosure of Actual Actual Counter- If the Whether to

guarantee announcement Guarantee occurrence guarantee Guarantee Collateral (if guarantee Guarantee guarantee provide

object relating to limit date amount type any) situation period has been guarantee for guarantee (if any) performed related party

limit

Yisheng December 17 Joint liability

Dahua 2024 209000

October 14 15.9 guarantee April 142025 No Yes 2024

Yisheng December 17 October 14 Joint liability 50.71 April 142025. No Yes

Dahua 2024 209000 2024 guarantee

Yisheng December 17 October 14 Joint liability 14.93

Dahua 2024 209000 2024 guarantee

April 142025 No Yes

Yisheng December 17 Joint liability

Dahua 2024 209000

November 24 guarantee May 122025. No Yes 12 2024

Yisheng December 17 November Joint liability 209000 76.74 guarantee May 12 2025 No Yes Dahua 2024 12 2024

Yisheng December 17 December 27 Joint liability 209000 24.86 guarantee June 27 2025 No Yes Dahua 2024 2024

Yisheng December 17 209000 December 27 31.63 Joint liability June 27 2025 No Yes

129 / 276 Full Text of 2024 Annual Report

Dahua 2024 2024 guarantee

Yisheng December 17 Joint liability

Dahua 2024 209000

December 20 2700

2024 guarantee

June 17 2025 No Yes

Yisheng December 17 209000 September

Joint liability

16000

Dahua 2024 26 2024 guarantee

March 24 2025 No Yes

Yisheng December 17 209000 December 4

Joint liability

13500 December 3

Dahua 2024 2024 guarantee

2025 No Yes

Yisheng December 17 December 25 Joint liability 209000 997.5 guarantee June 24 2025 No Yes Dahua 2024 2024

Total limits of guarantees to Total balance of guarantees

subsidiaries approved at the end 209000 actually provided to 33436.28

of the reporting period (C3) subsidiaries at the end of the reporting period (C4)

Total amount of guarantees of the Company (Including the above three mentioned guarantees)

Total limits of guarantees Total balance of guarantees

approved at the end of the 11901000 actually provided at the end of

reporting period (A3+B3+C3) the reporting period

5835690.53

(A4+B4+C4)

Proportion of total amount of guarantees (i.e. A4+B4+C4) in net

assets of the Company 133.06%

Description of the specific situation when using composite guarantee

130 / 276 Full Text of 2024 Annual Report

3. Situation of others entrusted for cash asset management

(1) Entrusted asset management

□ Applicable □ Not applicable

The Company had no entrusted asset management during the reporting period.

(2) Entrusted loans

□ Applicable □ Not applicable

The Company had no entrusted loans during the reporting period.

4. Other major contracts

□ Applicable □ Not applicable

No other major contracts of the Company during the reporting period.XVI. Explanation of other major matters

□ Applicable □ Not applicable

No other important events to be described during the reporting period.XVII. Major Events of Subsidiaries

□Applicable □ Not applicable

Ningbo Zhongjin Petrochemical Co. Ltd. a wholly-owned subsidiary of the Company applied to Ningbo

Branch of China Pacific Property Insurance Co. Ltd. for a tariff guarantee insurance coverage of not more than

RMB 585 million for a guarantee period from March 1 2025 to March 1 2026 and the Company will provide joint

liability guarantee for it which is subject to the letter of guarantee signed by both parties.

131 / 276 Full Text of 2024 Annual Report

Section VII Changes in Shares and Shareholders

I. Changes in shares

1. Changes in shares

Unit: share

Before the change Increase or

decrease (+ -)

After this change

Number Ratio Subtotal Number Ratio

I. Restricted shares 627243750 6.19% 627243750 6.19%

1. State-owned shares

2. Shares held by state-owned

legal persons

3. Shares held by other

domestic capital 627243750 6.19% 627243750 6.19%

Including: Shares held by

domestic legal persons

Shares held by domestic

natural persons 627243750 6.19% 627243750 6.19%

4. Shares held by foreign

investors

Including: Shares held by

foreign legal persons

Shares held by foreign

natural persons

II. Shares not subject to sales

restrictions 9498281250 93.81% 9498281250 93.81%

1. RMB ordinary shares 9498281250 93.81% 9498281250 93.81%

2. Domestically-listed foreign

shares

3. Overseas-listed foreign

shares

4. Others

III. Total shares 10125525000 100.00% 10125525000 100.00%

Causes for change in shares

□ Applicable □ Not applicable

Approval of changes in shares

□ Applicable □ Not applicable

Transfer of share changes

□ Applicable □ Not applicable

Influence of share changes on the basic EPS(earnings per share) diluted EPS net assets per share attributable to

common shareholders of the company and other financial indicators in the most recent year and the most recent

period

□ Applicable □ Not applicable

132 / 276 Full Text of 2024 Annual Report

Other information the company deems necessary or required by the securities regulatory authorities to disclose

□ Applicable □ Not applicable

2. Changes in restricted shares

□ Applicable □ Not applicable

II. Securities issuance and listing

1. Issuance of securities (excluding preferred shares) during the reporting period

□ Applicable □ Not applicable

2. Explanation of changes in the total number of shares and shareholder structure of the Company and

changes in the structure of the Company’s assets and liabilities

□ Applicable □ Not applicable

3. Existing internal employee shares

□ Applicable □ Not applicable

133 / 276 Full Text of 2024 Annual Report

III. Shareholders and actual controllers

1. Number and shareholding of the company’s shareholders

Unit: share

Total

number of

common Total number of preferred

Total number of shareholders

common at the end of

shareholders Total number of preferred

the last with voting shareholders whose voting rights were shareholders at the 89709 month before 87976 rights restored at 0 restored at the end of last month before 0 end of the reporting the the end of the the disclosure date of annual report (if period disclosure reporting period any) (see Note 8)

date of the (if any) (see Note

annual 8)

report

Shareholdings of shareholders holding over 5% of shares or the top 10 shareholders (excluding shares lent through refinancing)

Number of Increase or Number of Number of Pledge marking or freezing

Name of Nature of Shareholding shares held at decrease during shares held non-

shareholders shareholders ratio the end of the the reporting with limited sales restricted Share status Number report period period conditions shares held

Zhejiang Rongsheng Domestic non-

Holding Group Co. state-owned legal 53.16% 5382659734 172422254 0 5382659734 Not applicable 0

Ltd. person

Aramco Overseas Overseas legal 10.00% 1012552501 0 0 1012552501

Company B.V. person Not applicable 0

Li Shuirong Domestic natural 6.35% 643275000 0 482456250 160818750 person Not applicable 0

Hong Kong Securities

Clearing Company Overseas legal 1.74% 175884129 29093618 0 175884129 person Not applicable 0 Limited

134 / 276 Full Text of 2024 Annual Report

Li Guoqing Domestic natural 0.95% 96525000 0 72393750 24131250 person Not applicable 0

Xu Yuejuan Domestic natural 0.95% 96525000 0 0 96525000 person Not applicable 0

Li Yongqing Domestic natural 0.95% 96525000 0 72393750 24131250 person Not applicable 0

Horizon Asset -

Huaneng

Trust ? Jiayue No. 7

Single Fund Trust - Other 0.54% 55148287 0 0 55148287 Not applicable 0

Horizon Asset Huixin

No. 43 Single Asset

Management Plan

Industrial and

Commercial Bank of

China Limited –

Huatai-PineBridge Other 0.52% 52504751 30021950 0 52504751 CSI 300 Exchange Not applicable 0

Traded Open-End

Index Securities

Investment Fund

Huaneng Guicheng

Trust Co. Ltd. -

Huaneng Other 0.49% 50078500 0 0 50078500 Trust ? Rongyue Not applicable 0

Weicheng collective

funds trust plan

The situation (if any) that strategic

investors or general legal persons become

the top 10 shareholders due to the Not applicable

placement of new shares (see Note 3)

Among the top 10 shareholders Zhejiang Rongsheng Holding Group Co. Ltd. is the controlling shareholder of the Company Li Yongqing and

Explanation of the relationship or concerted Li Guoqing are nephews of Li Shuirong Chairman of the Board of Directors of Zhejiang Rongsheng Holding Group Co. Ltd. Xu Yuejuan is

action among the above shareholders sister-in-law of Li Shuirong forming associated relationships. In addition to the above associated relationships the Company has no knowledge

of whether other shareholders are related to each other or persons acting in concert.

135 / 276 Full Text of 2024 Annual Report

Explanation of the above shareholders on

delegating/receiving/waiving voting rights Not applicable

Special explanation on the existence of

repurchase accounts among the top 10 Among the top 10 shareholders Rongsheng Petrochemical Co. Ltd. repurchased 553232858 shares in the special securities account accounting

shareholders (if any) (see Note 10) for 5.46% of the Company’s total share capital.Shareholding of top 10 shareholders not subject to sales restrictions (excluding shares lent through refinancing and executive lock-in shares)

Name of shareholders Number of shares not subject to sales restrictions held

Class of shares

at the end of the reporting period Class of shares Number

Zhejiang Rongsheng Holding Group Co. Ltd. 5382659734 RMB ordinary shares 5382659734

Aramco Overseas Company B.V. 1012552501 RMB ordinary shares 1012552501

Hong Kong Securities Clearing Company Limited 175884129 RMB ordinary shares 175884129

Li Shuirong 160818750 RMB ordinary shares 160818750

Xu Yuejuan 96525000 RMB ordinary shares 96525000

Horizon Asset - Huaneng Trust ? Jiayue No. 7 Single Fund Trust - 55148287

Horizon Asset Huixin No. 43 Single Asset Management Plan RMB ordinary shares

55148287

Industrial and Commercial Bank of China Limited – Huatai-

PineBridge CSI 300 Exchange Traded Open-End Index Securities 52504751 RMB ordinary shares 52504751

Investment Fund

Huaneng Guicheng Trust Co. Ltd. - Huaneng Trust ? Rongyue 50078500

Weicheng collective funds trust plan RMB ordinary shares

50078500

Dai Deming 48000000 RMB ordinary shares 48000000

Ni Xincai 47925000 RMB ordinary shares 47925000

Explanation of the relationship or concerted action among the top Among the top 10 shareholders Zhejiang Rongsheng Holding Group Co. Ltd. is the controlling shareholder of the

10 shareholders of outstanding shares not subject to sales Company Xu Yuejuan is the sister-in-law of Li Shuirong Chairman of the Board of Directors of Zhejiang Rongsheng

restrictions and among the top 10 shareholders of outstanding Holding Group Co. Ltd. and Ni Xincai is the brother-in-law of Li Shuirong forming associated relationships. In addition

shares not subject to sales restrictions and the top 10 shareholders to the above associated relationships the Company has no knowledge of whether other shareholders are related to each other or act in concert.Explanation of the top 10 shareholders’ participation in securities Zhejiang Rongsheng Holding Group Co. Ltd. holds 5342659734 shares through an ordinary account and 40000000

margin trading (if any) (see Note 4) shares through a credit account.

136 / 276 Full Text of 2024 Annual Report

Participation of shareholders holding more than 5% shares top 10 shareholders and top 10 shareholders of

outstanding shares not subject to sales restrictions in lending shares by refinancing business

□ Applicable □ Not applicable

Changes in top 10 shareholders and top 10 shareholders of outstanding shares not subject to sales restrictions due

to lending/returning shares by refinancing business

□ Applicable □ Not applicable

Whether any of the top 10 shareholders of ordinary share and the top 10 shareholders of ordinary share not subject

to sales restrictions of the Company have any agreed repurchase trading during the reporting period

□ Yes □ No

The top 10 shareholders of ordinary share and the top 10 shareholders of ordinary share not subject to sales

restrictions did not conduct the agreed repurchase transaction during the reporting period

2. Controlling shareholders of the Company

Nature of controlling shareholder: natural person holding

Type of controlling shareholder: legal person

Legal

Name of controlling representat Date of Organiza

shareholder ive/person- establis Main business

in-charge hment

tion code

Industrial investment enterprise management consulting

indoor and outdoor building decoration sales of chemical

raw materials and products (excluding dangerous

chemicals and easily made drugs) precious metals

(excluding those under special control) gold products

coal (no storage) metal materials and products steel

Septemb 91330000 building materials light textile raw materials and products Zhejiang Rongsheng Li Shuirong er 13 79338631 fuel oil (excluding finished oil) photovoltaic products Holding Group Co. Ltd. 2006 XM cement and products wood and products hardware and electrical appliances and daily necessities computer

software development information consulting services

and import and export business. (Except for projects

prohibited or restricted by national laws and regulations).

(Business activities subject to the approval shall be carried

out upon approval by relevant departments according to

law.)

Equity of other domestic

and overseas listed

companies in which

controlling shareholders Zhejiang Rongsheng Holding Group Co. Ltd. has held 53.16% of shares of the Company and

have controlled and held 29.08% of shares of Ningbo United Group Co. Ltd. respectively as their de facto controller.shares during the reporting

period

Change of controlling shareholder during the reporting period

□ Applicable □ Not applicable

There was no change in the controlling shareholder of the Company during the reporting period.

3. Actual controllers and persons acting in concert with the Company

Nature of actual controller: domestic natural person

137 / 276 Full Text of 2024 Annual Report

Type of actual controller: natural person

Name of the actual Relationship with actual

controller controller Nationality

Obtaining the right of residence in

other countries or regions or not

Li Shuirong Same person China No

Main occupation and Chairman of the Board of Directors of Zhejiang Rongsheng Holding Group Co. Ltd. Chairman of

position Ningbo United Group Co. Ltd. and Chairman of the Company.Domestic and foreign As of the end of the reporting period Mr. Li has held 63.523% of the shares of Zhejiang Rongsheng

listed companies under Holding Group Co. Ltd. as its actual controller. Zhejiang Rongsheng Holding Group Co. Ltd. has

his control in the past 10 held 53.16% of shares of the Company and 29.08% of shares of Ningbo United Group Co. Ltd.years respectively as their de facto controller.Changes in actual controller during the reporting period

□ Applicable □ Not applicable

There was no change in the actual controller of the Company during the reporting period.Block diagram for the property rights and control relations between the Company and its actual controller

Li Shuirong

63.523%

Zhejiang Rongsheng Holding 6.35%

Group Co. Ltd.

53.16%

Rongsheng Petrochemical

Co. Ltd.Block diagram for the property rights and control relations between the Company and its actual controller

□ Applicable □ Not applicable

4. The cumulative number of shares pledged by the controlling shareholder or the first largest shareholder

of the Company and persons acting in concert with the Company reaches 80% of the number of shares held.□ Applicable □ Not applicable

5. Other legal shareholders holding more than 10 % of the shares

□Applicable □ Not applicable

Name of Legal

corporate representative/pers Date of establishment Registered capital

Main business or management

shareholder on-in-charge activities

Service providers internal banks and

Aramco Overseas Mazin Mohammed November 4

Company B.V. M Dabbagh 1948 EUR 17907127251

holding companies are mainly

responsible for Saudi Aramco’s

procurement and other services.

138 / 276 Full Text of 2024 Annual Report

6. Restricted reduction of shares by controlling shareholders actual controllers restructuring parties and

other committed subjects

□ Applicable □ Not applicable

IV. Specific implementation of share repurchase during the reporting period

Implementation progress of share repurchase

□Applicable □ Not applicable

Proportion

of the

number of

Disclos shares

ure Number of Proportio

Proposed Number of repurchased

time of shares to be n to total

repurchase Proposed

amount repurchase Repurchase shares to the

the repurchased share (RMB period purpose repurchased underlying

scheme (shares) capital 10000) (shares) shares involved in

the equity

incentive

plan (if any)

RMB 1 billion Within 12 45454500 months from the Convertible

shares - (inclusive) corporate bonds March 90909100 0.45%- and not more

date of approval

of this issued by listed 16 2022 shares (all 0.90% than RMB 2

1360827460.00%

billion repurchase plan

companies for

inclusive) by the board of conversion into (inclusive) directors stocks

Convertible

RMB 1 billion Within 12 corporate bonds 50 million (inclusive) months from the or employee

August shares-100 0.4938%- and not more date of approval stock ownership

5 2022 million shares 0.9876% than RMB 2 of this plans issued by 147862706 0.00% (both billion repurchase plan listed inclusive) (inclusive) by the board of companies for directors conversion into

stocks

Convertible

Within 12 corporate bonds

83333333 RMB 1.5 months from the or employee

August shares - 0.8230%- billion date of approval stock ownership

22 2023 166666667 1.6460% (inclusive) - of this plans issued by 269287406 0.00% shares (both RMB 3 billion repurchase plan listed

inclusive) (inclusive) by the board of companies for

directors conversion into

stocks

Implementation progress of reducing repurchased shares by centralized competitive bidding

□ Applicable □ Not applicable

139 / 276 Full Text of 2024 Annual Report

Section VIII Preferred Shares

□Applicable □Not applicable

The Company had no preferred shares during the reporting period.Section IX Bonds

□ Applicable □ Not applicable

140 / 276 Full Text of 2024 Annual Report

Section X Financial Reports

I. Audit Report

Type of audit opinions Standard unqualified opinion

Signing date of audit report April 24 2025

Name of auditor Pan-China Certified Public Accountants (Special General Partnership)

Reference No. of audit report 2025 No. (7758)

Name of certified public accountants Jia Chuan Xu Haihong

Text of Audit Report

I. Audit Opinion

We have audited the financial statements of Rongsheng Petrochemical Co. Ltd. (the “Company”) which

comprise the consolidated and parent company balance sheets as at December 31 2024 the consolidated and parent

company income statements consolidated and parent company cash flow statements and consolidated and parent

company statements of changes in equity for the year then ended as well as notes to financial statements.In our opinion the accompanying financial statements present fairly in all material respects the financial

position of the Company as at December 31 2024 and its financial performance and its cash flows for the year then

ended in accordance with China Accounting Standards for Business Enterprises.II. Basis for Audit Opinion

We conducted our audit in accordance with China Standards on Auditing. Our responsibilities under those

standards are further described in the Certified Public Accountant’s Responsibilities for the Audit of the Financial

Statements section of our report. We are independent of the Company in accordance with the China Code of Ethics

for Certified Public Accountants and we have fulfilled other ethical responsibilities. We believe that the audit

evidence we have obtained is sufficient and appropriate to provide a basis for our audit opinion.III. Key Audit Matters

Key audit matters are those matters that in our professional judgment were of most significance in our audit

of the financial statements of the current period. These matters were addressed in the context of our audit of the

financial statements as a whole and in forming our opinion thereon and we do not express a separate opinion on

these matters.(I) Revenue recognition

1. Key audit matters

See Notes V 25 and VII 40 to the financial statements for relevant information disclosure.The Company is mainly engaged in sales of refinery products chemical products PTA polyester chips

polyester yarns polyester films etc. In 2024 the operating revenue amounted to 326475.16 million yuan.According to the sales contract entered into between the Company and its customers revenue from sales of goods

is recognized when the customer has obtained the control over related goods.As operating revenue is one of the key performance indicators of the Company there might be inherent risks

that the Company’s management (the “Management”) adopts inappropriate revenue recognition to achieve specific

goals or expectations we have identified revenue recognition as a key audit matter.

2. Responsive audit procedures

141 / 276 Full Text of 2024 Annual Report

Our main audit procedures for revenue recognition are as follows:

(1) We obtained understandings of key internal controls related to revenue recognition assessed the design of

these controls determined whether they had been executed and tested the effectiveness of the operation;

(2) We checked sales contracts obtained understandings of main contractual terms or conditions confirmed

the transaction essence of the related businesses in combination with their background and assessed whether the

revenue recognition method was appropriate;

(3) We performed analysis procedure on operating revenue and gross margin by month product customer

etc. so as to identify whether there are significant or abnormal fluctuations and find out the reason;

(4) For revenue from domestic sales we selected items to check supporting documents related to revenue

recognition including sales contracts orders sales invoices outbound delivery orders logistics records delivery

receipts etc.; for revenue from overseas sales we obtained information from Electron Port to check with accounting

records and selected items to check supporting documents including sales contracts bills of clearance waybills

sales invoices delivery and shipping records etc.;

(5) We selected items to perform confirmation procedures on sales amount in combination with confirmation

procedure of accounts receivable;

(6) We performed cut-off tests to check whether the revenue was recognized in the appropriate period;

(7) We obtained sales return records subsequent to the balance sheet date and checked whether there was

revenue not eligible for recognition at the balance sheet date; and

(8) We checked whether information related to operating revenue had been presented appropriately in the

financial statements.(II) Measurement of fixed assets and construction in progress

1. Key audit matters

See Notes V 16 V 17 VII 11 and V 12 to the financial statements for details of relevant information

disclosure.As of December 31 2024 the carrying amount of fixed assets of the Company amounted to 232497.11 million

yuan which mainly refer to machinery used for production of refining-chemical products etc. and corresponding

plants. Such assets are accounted for as fixed assets when they reach the designed usable conditions with

depreciation made using the straight-line method over their estimated useful lives.As of December 31 2024 the carrying amount of construction in progress of the Company amounted to

44036.13 million yuan which mainly refers to 1.40 million tons of ethylene as well as downstream chemical plant

installations high performance resin project etc. Such construction in progress is measured at actual cost which

include construction costs installation costs borrowing costs eligible for capitalization and other necessary

expenditures incurred to bring the construction in progress to its designed usable conditions including expenditures

on engineering design supervision cost consultancy etc.The judgments made by the Management would have an impact on the carrying amount of fixed assets and

construction in progress as well as deprecation policy for fixed assets which includes: determination of

expenditures eligible for capitalization time point of transferring the construction in progress into fixed assets and

starting deprecation estimation of the economic useful life and the residual value of corresponding fixed assets.As the assessment of carrying amount of fixed assets and construction in progress involves significant

judgment of the Management and may have significant impact on the consolidated financial statements we have

identified measurement and recognition of fixed assets and construction in progress as a key audit matter.

2. Responsive audit procedures

Our main audit procedures for measurement of fixed assets and construction in progress are as follows:

(1) We obtained understandings of key internal controls related to measurement of fixed assets and construction

142 / 276 Full Text of 2024 Annual Report

in progress assessed the design of these controls determined whether they had been executed and tested the

effectiveness of the operation;

(2) We selected items to check newly increased construction in progress confirmed whether they were eligible

for capitalization spot checked construction and installation costs with significant amount increased in the current

period checked related construction contracts and cross checked the actual amount paid with invoices and payment

vouchers;

(3) We obtained loan contracts and reviewed the accuracy and completeness of recognition of capitalized

interest in combination with the inputs into construction in progress;

(4) We conducted on-site observation on engineering construction to obtain an understanding of and assess the

progress of engineering so as to confirm whether there are significant differences between the observation results

and the Company’s accounting records;

(5) We confirmed the time point of transferring construction in progress to fixed assets checked the accuracy

of the time point in combination with on-site observation and fixed assets acceptance reports;

(6) We assessed the reasonableness of depreciation method of fixed assets to further review the reasonableness

of accrued depreciations; and

(7) We checked whether information related to fixed assets and construction in progress had been presented

appropriately in the financial statements.IV. Other Information

The Management is responsible for the other information. The other information comprises the information

included in the Company’s annual report but does not include the financial statements and our auditor’s report

thereon.Our opinion on the financial statements does not cover the other information and we do not express any form

of assurance conclusion thereon.In connection with our audit of the financial statements our responsibility is to read the other information and

in doing so consider whether the other information is materially inconsistent with the financial statements or our

knowledge obtained in the audit or otherwise appears to be materially misstated.If based on the work we have performed we conclude that there is a material misstatement of the other

information we are required to report that fact. We have nothing to report in this regard.V. Responsibilities of the Management and Those Charged with Governance for the Financial

Statements

The Management is responsible for preparing and presenting fairly the financial statements in accordance with

China Accounting Standards for Business Enterprises as well as designing implementing and maintaining internal

control relevant to the preparation of financial statements that are free from material misstatement whether due to

fraud or error.In preparing the financial statements the Management is responsible for assessing the Company’s ability to

continue as a going concern disclosing as applicable matters related to going concern and using the going concern

basis of accounting unless the Management either intends to liquidate the Company or to cease operations or has

no realistic alternative but to do so.Those charged with governance are responsible for overseeing the Company’s financial reporting process.VI. Certified Public Accountant’s Responsibilities for the Audit of the Financial Statements

Our objectives are to obtain reasonable assurance about whether the financial statements as a whole are free

from material misstatement whether due to fraud or error and to issue an auditor’s report that includes our opinion.Reasonable assurance is a high level of assurance but is not a guarantee that an audit conducted in accordance with

China Standards on Auditing will always detect a material misstatement when it exists. Misstatements can arise

143 / 276 Full Text of 2024 Annual Report

from fraud or error and are considered material if individually or in the aggregate they could reasonably be

expected to influence the economic decisions of users taken on the basis of these financial statements.We exercise professional judgment and maintain professional skepticism throughout the audit performed in

accordance with China Standards on Auditing. We also:

(I) Identify and assess the risks of material misstatement of the financial statements whether due to fraud or

error design and perform audit procedures responsive to those risks and obtain audit evidence that is sufficient and

appropriate to provide a basis for our opinion. The risk of not detecting a material misstatement resulting from fraud

is higher than for one resulting from error as fraud may involve collusion forgery intentional omissions

misrepresentations or the override of internal control.(II) Obtain an understanding of internal control relevant to the audit in order to design audit procedures that

are appropriate in the circumstances.(III) Evaluate the appropriateness of accounting policies used and the reasonableness of accounting estimates

and related disclosures made by the Management.(IV) Conclude on the appropriateness of the Management’s use of the going concern basis of accounting and

based on the audit evidence obtained whether a material uncertainty exists related to events or conditions that may

cast significant doubt on the Company’s ability to continue as a going concern. If we conclude that a material

uncertainty exists we are required to draw attention in our auditor’s report to the related disclosures in the financial

statements or if such disclosures are inadequate to modify our opinion. Our conclusions are based on the audit

evidence obtained up to the date of our auditor’s report. However future events or conditions may cause the

Company to cease to continue as a going concern.(V) Evaluate the overall presentation structure and content of the financial statements and whether the

financial statements represent the underlying transactions and events in a manner that achieves fair presentation.(VI) Obtain sufficient and appropriate audit evidence regarding the financial information of the entities or

business activities within the Company to express an opinion on the financial statements. We are responsible for

the direction supervision and performance of the group audit. We remain sole responsibility for our audit opinion.We communicate with those charged with governance regarding the planned audit scope time schedule and

significant audit findings including any deficiencies in internal control of concern that we identify during our audit.We also provide those charged with governance with a statement that we have complied with relevant ethical

requirements regarding independence and to communicate with them all relationships and other matters that may

reasonably be thought to bear on our independence and where applicable related safeguards.From the matters communicated with those charged with governance we determine those matters that were of

most significance in the audit of the financial statements of the current period and are therefore the key audit matters.We describe these matters in our auditor’s report unless law or regulation precludes public disclosure about the

matter or when in extremely rare circumstances we determine that a matter should not be communicated in our

report because the adverse consequences of doing so would reasonably be expected to outweigh the public interest

benefits of such communication.II. Financial Statements

The amounts in the financial statement notes are presented in RMB.

1. Consolidated Balance Sheet

Prepared by: Rongsheng Petrochemical Co. Ltd.December 31 2024

144 / 276 Full Text of 2024 Annual Report

Unit: RMB

Items December 31 2024 January 1 2024

Current assets:

Cash and bank balances 14833384920.45 13070255466.02

Settlement funds

Loans to other banks

Held-for-trading financial assets

Derivative financial assets 475766685.17 310087429.45

Notes receivable

Accounts receivable 6821971706.36 4737733703.66

Receivables financing 103225654.46 175036242.93

Advances paid 1354519708.48 1493312465.86

Premium receivables

Reinsurance accounts receivables

Reinsurance reserves receivable

Other receivables 4345964007.66 4510228597.49

Including: Interest receivables

Dividends receivable

Financial assets under reverse repo

Inventories 44566934616.59 61733657342.07

including: data resources

Contract assets

Assets held for sale

Non-current assets due within one year

Other current assets 5801152355.65 5297128974.31

Total current assets 78302919654.82 91327440221.79

Non-current assets:

Loans and advances

Debt investments

Other debt investments

Long-term receivables

Long-term equity investment 9516636321.17 9183711444.96

Other equity instrument investments

Other non-current financial assets

Investment property 10124128.60 10395574.60

Fixed assets 232497113015.70 219699679397.52

Construction in progress 44036132096.28 41820671070.59

Productive biological assets

Oil & gas assets

Right-of-use assets 176237821.55 200102141.16

Intangible assets 8142781094.80 7128930412.44

145 / 276 Full Text of 2024 Annual Report

including: data resources

Development expenditures

including: data resources

Goodwill

Long-term prepayments 45701.13

Deferred tax assets 1237176277.28 690808878.08

Other non-current assets 3926823773.78 4856655469.41

Total non-current assets 299543024529.16 283591000089.89

Total assets 377845944183.98 374918440311.68

Current liabilities:

Short-term borrowings 44090969803.23 44810936767.94

Central bank loans

Loans from other banks

Held-for-trading financial liabilities 1269256561.53 544366956.25

Derivative financial liabilities 34655378.23 78931785.08

Notes payable 3204293497.95 4195471402.63

Accounts payable 59032829819.11 49744126901.38

Advances received

Contract liabilities 5995580462.05 4421732432.83

Financial liabilities under repo

Absorbing deposit and interbank deposit

Deposits for agency security transaction

Deposits for agency security underwriting

Employee benefits payable 996809278.49 1032220776.56

Taxes and rates payable 1277862468.64 476781167.70

Other payables 6588756879.48 16919133504.47

Including: Interests payable

Dividends payable 228000000.00

Handling fees and commissions payable

Reinsurance accounts payable

Liabilities held for sale

Non-current liabilities due within one year 38322495216.94 30286684174.81

Other current liabilities 742351889.84 551990844.96

Total current liabilities 161555861255.49 153062376714.61

Non-current liabilities:

Insurance policy reserves

Long-term borrowings 119518340862.41 125179583821.18

Bonds payable

Including: Preferred shares

Perpetual bonds

Lease liabilities 171624458.34 193002312.38

146 / 276 Full Text of 2024 Annual Report

Long-term payables

Long-term employee benefits payable

Provisions

Deferred income 198629966.29 195581593.25

Deferred tax liabilities 1577357341.78 1619074228.97

Other non-current liabilities

Total non-current liabilities 121465952628.82 127187241955.78

Total liabilities 283021813884.31 280249618670.39

Equity:

Share capital 10125525000.00 10125525000.00

Other equity instruments

Including: Preferred shares

Perpetual bonds

Capital reserve 10819566635.04 10825322259.36

Less: treasury shares 6987008823.24 6619807176.02

Other comprehensive income 280892216.98 110203866.35

Special reserve 19057187.43 60677296.91

Surplus reserve 1270743066.03 974151644.68

General risk reserve

Undistributed profit 28330397005.41 28859818194.51

Total equity attributable to the parent company 43859172287.65 44335891085.79

Non-controlling interest 50964958012.02 50332930555.50

Total equity 94824130299.67 94668821641.29

Total liabilities & equity 377845944183.98 374918440311.68

Legal representative: Li Shuirong Officer in charge of accounting: Wang Yafang Head of accounting department: Zhang Shaoying

2. Balance Sheet of the Parent Company

Unit: RMB

Items December 31 2024 January 1 2024

Current assets:

Cash and bank balances 682038492.96 3178729609.27

Held-for-trading financial assets

Derivative financial assets 590642.24

Notes receivable

Accounts receivable 2470580.97 20051350.25

Receivables financing 7377152.89 48866718.09

Advances paid 153158590.35 86770376.46

Other receivables 2378142849.26 3279228160.71

Including: Interest receivables

147 / 276 Full Text of 2024 Annual Report

Dividends receivable 550000000.00 1230000000.00

Inventories 169343856.05 373819275.01

including: data resources

Contract assets

Assets held for sale

Non-current assets due within one year

Other current assets

Total current assets 3392531522.48 6988056132.03

Non-current assets:

Debt investments

Other debt investments

Long-term receivables

Long-term equity investments 48129034147.12 44868063401.17

Other equity instrument investments

Other non-current financial assets

Investment property 10124128.60 10395574.60

Fixed assets 274806084.66 278851669.68

Construction in progress

Productive biological assets

Oil & gas assets

Right-of-use assets 362662.83

Intangible assets 13461355.78 15926750.02

including: data resources

Development expenditures

including: data resources

Goodwill

Long-term prepayments

Deferred tax assets

Other non-current assets 2271130.13

Total non-current assets 48429696846.29 45173600058.30

Total assets 51822228368.77 52161656190.33

Current liabilities:

Short-term borrowings 7055037415.98 5205927913.36

Held-for-trading financial liabilities

Derivative financial liabilities

Notes payable 575194158.34 877250766.14

Accounts payable 5205888310.81 2236363176.15

Advances received

Contract liabilities 710551453.29 132034985.73

Employee benefits payable 53751135.30 62259994.55

Taxes and rates payable 13850759.94 9502189.46

148 / 276 Full Text of 2024 Annual Report

Other payables 8264563912.00 17362996403.59

Including: Interests payable

Dividends payable

Liabilities held for sale

Non-current liabilities due within one year 2788700063.61 5306548588.47

Other current liabilities 92371688.93 17164548.14

Total current liabilities 24759908898.20 31210048565.59

Non-current liabilities:

Long-term borrowings 8399186264.02 4066370787.22

Bonds payable

Including: Preferred shares

Perpetual bonds

Lease liabilities

Long-term payables

Long-term employee benefits payable

Provisions

Deferred income 7309864.22 8319120.04

Deferred tax liabilities

Other non-current liabilities

Total non-current liabilities 8406496128.24 4074689907.26

Total liabilities 33166405026.44 35284738472.85

Equity:

Share capital 10125525000.00 10125525000.00

Other equity instruments

Including: Preferred shares

Perpetual bonds

Capital reserve 11243374721.45 11243374721.45

Less: treasury shares 6987008823.24 6619807176.02

Other comprehensive income 217617723.95 80110211.22

Special reserve

Surplus reserve 1270743066.03 974151644.68

Undistributed profit 2785571654.14 1073563316.15

Total equity 18655823342.33 16876917717.48

Total liabilities & equity 51822228368.77 52161656190.33

3. Consolidated Income Statement

Unit: RMB

Items 2024 2023

I. Total operating revenue 326475162608.88 325111614268.09

149 / 276 Full Text of 2024 Annual Report

Including: operating revenue 326475162608.88 325111614268.09

Interest income

Premiums earned

Revenue from handling fees and commissions

II. Total operating cost 327290632772.57 326533413625.57

Including: operating cost 288990543880.55 287758885697.30

Interest expenses

Handling fees and commissions

Surrender value

Net payment of insurance claims

Net provision of insurance policy reserve

Premium bonus expenditures

Reinsurance expenses

Taxes and surcharges 24897439763.47 22947657583.48

Selling expenses 193112300.81 160462247.93

Administrative expenses 976713694.79 908998018.22

R&D expenses 5101483285.60 6555282352.50

Financial expenses 7131339847.35 8202127726.14

Including: interest expenses 7077035657.42 7352267160.76

Interest income 544687994.07 462192239.25

Add: Other income 2871905081.83 2589241344.18

Investment income (or less: losses) 163033295.85 460034533.27

Including: Investment income from associates and 244591550.05 275964998.21

joint ventures

Gains from derecognition of financial assets at

amortized cost

Gains on foreign exchange (or less: losses)

Gains on net exposure to hedging risk (or less: losses)

Gains on changes in fair value (or less: losses) 120298131.43 155886267.94

Credit impairment loss -189106251.69 -105271556.51

Assets impairment loss -163827403.04 -121513148.98

Gains on asset disposal (or less: losses) 17440176.91 3706231.92

III. Operating profit (or less: losses) 2004272867.60 1560284314.34

Add: Non-operating revenue 10470949.91 2956271.70

Less: Non-operating expenditures 109027148.89 10662129.76

IV. Profit before tax (or less: total loss) 1905716668.62 1552578456.28

Less: Income tax expenses -219603413.29 -50584009.36

V. Net profit (or less: net loss) 2125320081.91 1603162465.64

(I) Categorized by the continuity of operations

1. Net profit from continuing operations (or less: net loss) 2125320081.91 1603162465.64

2. Net profit from discontinued operations (or less: net loss)

150 / 276 Full Text of 2024 Annual Report

(II) Categorized by the portion of equity ownership

1. Net profit attributable to owners of parent company(or less: 724484686.45 1158146248.89

losses)

2. Net profit attributable to non-controlling shareholders(or 1400835395.46 445016216.75

less: losses)

VI. Other comprehensive income after tax 168426991.01 -15189892.14

Items attributable to the owners of the parent company 170688350.63 -29258747.36

(I) Not to be reclassified subsequently to profit or loss -590642.24 590642.24

1. Remeasurements of the net defined benefit plan

2. Items under equity method that will not be reclassified

to profit or loss

3. Changes in fair value of other equity instrument

investments

4. Changes in fair value of own credit risk

5. Others -590642.24 590642.24

(II) To be reclassified subsequently to profit or loss 171278992.87 -29849389.60

1. Items under equity method that may be reclassified to 120207167.57 34005723.54

profit or loss

2. Changes in fair value of other debt investments

3. Profit or loss from reclassification of financial assets into

other comprehensive income

4. Provision for credit impairment of other debt

investments

5. Cash flow hedging reserve

6. Translation reserve 51071825.30 -63855113.14

7. Others

Items attributable to non-controlling shareholders -2261359.62 14068855.22

VII. Total comprehensive income 2293747072.92 1587972573.50

Items attributable to the owners of the parent company 895173037.08 1128887501.53

Items attributable to non-controlling shareholders 1398574035.84 459085071.97

VIII. Earnings per share (EPS)

(I) Basic EPS (yuan per share) 0.08 0.12

(II) Diluted EPS (yuan per share) 0.08 0.12

Legal representative: Li Shuirong Officer in charge of accounting: Wang Yafang Head of accounting department: Zhang Shaoying

4. Income Statement of the Parent Company

Unit: RMB

Items 2024 2023

I. Operating revenue 2444347399.21 3801464198.72

Less: Operating cost 2369629011.51 3722981661.13

151 / 276 Full Text of 2024 Annual Report

Taxes and surcharges 14941864.15 6655211.53

Selling expenses 35432354.53 57902895.45

Administrative expenses 53799008.45 50209045.98

R&D expenses 82619613.45 96402110.80

Financial expenses 784068244.65 830017775.12

Including: interest expenses 837233949.57 889784232.11

Interest income 60929188.85 62283984.35

Add: Other income 1040297788.65 751632963.95

Investment income (or less: losses) 2827800018.74 1089479531.08

Including: Investment income from associates and joint 244101230.58 213559806.48

ventures

Gains from derecognition of financial assets at

amortized cost

Gains on net exposure to hedging risk (or less: losses)

Gains on changes in fair value (or less: losses)

Credit impairment loss 2255948.69 1510901.98

Assets impairment loss -846863.09 -2961557.87

Gains on asset disposal (or less: losses) -150448.41 -14028.90

II. Operating profit (or less: losses) 2973213747.05 876943308.95

Add: Non-operating revenue 14902.40 21209.63

Less: Non-operating expenditures 7314435.91 152018.99

III. Profit before tax (or less: total losses) 2965914213.54 876812499.59

Less: Income tax expenses

IV. Net profit (or less: net losses) 2965914213.54 876812499.59

(I) Net profit from continuing operations (or less: net losses) 2965914213.54 876812499.59

(II) Net profit from discontinued operations (or less: net losses)

V. Other comprehensive income after tax 137507512.73 35137595.13

(I) Not to be reclassified subsequently to profit or loss -590642.24 590642.24

1. Remeasurements of the net defined benefit plan

2. Items under equity method that will not be reclassified

to profit or loss

3. Changes in fair value of other equity instrument

investments

4. Changes in fair value of own credit risk

5. Others -590642.24 590642.24

(II) To be reclassified subsequently to profit or loss 138098154.97 34546952.89

1. Items under equity method that may be reclassified to 138098154.97 34546952.89

profit or loss

2. Changes in fair value of other debt investments

3. Profit or loss from reclassification of financial assets into

other comprehensive income

152 / 276 Full Text of 2024 Annual Report

4. Provision for credit impairment of other debt

investments

5. Cash flow hedging reserve

6. Translation reserve

7. Others

VI. Total comprehensive income 3103421726.27 911950094.72

VII. Earnings per share (EPS):

(I) Basic EPS (yuan per share)

(II) Diluted EPS (yuan per share)

5. Consolidated Cash Flow Statement

Unit: RMB

Items 2024 2023

I. Cash flows from operating activities:

Cash receipts from sale of goods or rendering of services 372036265785.03 427728683875.50

Net increase of client deposit and interbank deposit

Net increase of central bank loans

Net increase of loans from other financial institutions

Cash receipts from original insurance contract premium

Net cash receipts from reinsurance

Net increase of policy-holder deposit and investment

Cash receipts from interest handling fees and commissions

Net increase of loans from others

Net increase of repurchase

Net cash receipts from agency security transaction

Receipts of tax refund 8183620508.01 9958573336.65

Other cash receipts related to operating activities 3999364594.26 5651780404.79

Subtotal of cash inflows from operating activities 384219250887.30 443339037616.94

Cash payments for goods purchased and services received 319391099945.22 382643654728.90

Net increase of loans and advances to clients

Net increase of central bank deposit and interbank deposit

Cash payments for insurance indemnities of original insurance

contracts

Net increase of loans to others

Cash payments for interest handling fees and commissions

Cash payments for policy bonus

Cash paid to and on behalf of employees 3418589693.72 3522432198.53

Cash payments for taxes and rates 24125457835.49 25072810953.81

Other cash payments related to operating activities 2674976807.99 4020918226.97

153 / 276 Full Text of 2024 Annual Report

Subtotal of cash outflows from operating activities 349610124282.42 415259816108.21

Net cash flows from operating activities 34609126604.88 28079221508.73

II. Cash flows from investing activities:

Cash receipts from withdrawal of investments 3519097041.94 3180301658.70

Cash receipts from investment income 24778639.60 46185918.80

Net cash receipts from the disposal of fixed assets intangible 264117510.59 33821614.72

assets and other long-term assets

Net cash receipts from the disposal of subsidiaries & other 18698663.16

business units

Other cash receipts related to investing activities 185655184.16 471846135.19

Subtotal of cash inflows from investing activities 3993648376.29 3750853990.57

Cash payments for the acquisition of fixed assets intangible 31582215734.40 32643267964.49

assets and other long-term assets

Cash payments for investments 3524971851.23 3178359828.41

Net increase of pledged borrowings

Net cash payments for the acquisition of subsidiaries & other

business units

Other cash payments related to investing activities 142342025.66 216460115.21

Subtotal of cash outflows from investing activities 35249529611.29 36038087908.11

Net cash flows from investing activities -31255881235.00 -32287233917.54

III. Cash flows from financing activities:

Cash receipts from absorbing investments 1728000000.00

Including: Cash received by subsidiaries from non-controlling 1728000000.00

shareholders as investments

Cash receipts from borrowings 126032872268.04 138409693130.84

Other cash receipts related to financing activities 21475993068.61 20885325460.00

Subtotal of cash inflows from financing activities 149236865336.65 159295018590.84

Cash payments for the repayment of borrowings 124519359588.57 117188136080.88

Cash payments for distribution of dividends or profits and for 12029536471.85 9700463891.53

interest expenses

Including: Cash paid by subsidiaries to non-controlling 2678000000.00

shareholders as dividend or profit

Other cash payments related to financing activities 14376254046.91 31203648155.85

Subtotal of cash outflows from financing activities 150925150107.33 158092248128.26

Net cash flows from financing activities -1688284770.68 1202770462.58

IV. Effect of foreign exchange rate changes on cash and cash -207983361.27 -967182760.02

equivalents

V. Net increase in cash and cash equivalents 1456977237.93 -3972424706.25

Add: Opening balance of cash and cash equivalents 11486855097.52 15459279803.77

VI. Closing balance of cash and cash equivalents 12943832335.45 11486855097.52

154 / 276 Full Text of 2024 Annual Report

6. Cash Flow Statement of the Parent Company

Unit: RMB

Items 2024 2023

I. Cash flows from operating activities:

Cash receipts from sale of goods or rendering of services 15696588713.99 9684499404.78

Receipts of tax refund 13166721.36 90299027.73

Other cash receipts related to operating activities 1592873201.79 1009384263.80

Subtotal of cash inflows from operating activities 17302628637.14 10784182696.31

Cash payments for goods purchased and services received 11840353525.29 10826529124.42

Cash paid to and on behalf of employees 232656827.23 246704453.63

Cash payments for taxes and rates 65728903.16 13470165.07

Other cash payments related to operating activities 525957823.36 799794540.43

Subtotal of cash outflows from operating activities 12664697079.04 11886498283.55

Net cash flows from operating activities 4637931558.10 -1102315587.24

II. Cash flows from investing activities:

Cash receipts from withdrawal of investments 62012313.32

Cash receipts from investment income 3243228639.60 39685918.80

Net cash receipts from the disposal of fixed assets intangible 1307737.00 376446.55

assets and other long-term assets

Net cash receipts from the disposal of subsidiaries & other

business units

Other cash receipts related to investing activities 1681000000.00 2003000000.00

Subtotal of cash inflows from investing activities 4925536376.60 2105074678.67

Cash payments for the acquisition of fixed assets intangible 2271130.13 16403475.25

assets and other long-term assets

Cash payments for investments 2892000000.00 1516209000.00

Net cash payments for the acquisition of subsidiaries & other

business units

Other cash payments related to investing activities 1401550000.00 2878891000.00

Subtotal of cash outflows from investing activities 4295821130.13 4411503475.25

Net cash flows from investing activities 629715246.47 -2306428796.58

III. Cash flows from financing activities:

Cash receipts from absorbing investments

Cash receipts from borrowings 18976690000.00 11935860000.00

Other cash receipts related to financing activities 5528552171.00 24651006000.00

Subtotal of cash inflows from financing activities 24505242171.00 36586866000.00

Cash payments for the repayment of borrowings 15272538000.00 11421360479.28

Cash payments for distribution of dividends or profits and for 1616645745.96 2030433516.19

interest expenses

155 / 276 Full Text of 2024 Annual Report

Other cash payments related to financing activities 15357194192.39 17082266592.43

Subtotal of cash outflows from financing activities 32246377938.35 30534060587.90

Net cash flows from financing activities -7741135767.35 6052805412.10

IV. Effect of foreign exchange rate changes on cash and cash 998308.18 288239.11

equivalents

V. Net increase in cash and cash equivalents -2472490654.60 2644349267.39

Add: Opening balance of cash and cash equivalents 3154529147.56 510179880.17

VI. Closing balance of cash and cash equivalents 682038492.96 3154529147.56

156 / 276 Full Text of 2024 Annual Report

7. Consolidated Statement of Changes in Owner’s Equity

Current amount

Unit: RMB

2024

Owner’s equity attributable to the parent company

Other equity

Items instruments Less: Other Surpl Gener Minorit Total Share Capital treasur compre Special us ic risk

Undistrib Other Subtota

Prefer Perpe y equity equity capital Oth reserve y stock hensive reserves reserv reserv

uted s l

red tual ers income es es

profits

shares bond

I. Balance at the end 1012552 1082532 661980 110203 606772

9741

51642885981

443358503329946688

5000.00 2259.36 7176.02 866.35 96.91 8194.51 91085.7 30555.5 21641.2of prior year 4.68 9 0 9

Add:

Cumulative changes

of accounting

policies

Error

correction of prior

period

Others

II. Balance at the 9741 443358 503329 946688

beginning of current 1012552 1082532 661980 110203 606772 28859815000.00 2259.36 7176.02 866.35 96.91 5164 8194.51 91085.7 30555.5 21641.2

year 4.68 9 0 9

III. Current period -

increase (or less: 5755624. 367201 170688

-2965--

647.22350.6341620191425294211476718

632027155308

decrease) 32 09.48 1.35 89.10 798.14

456.52658.38

(I) Total

comprehensive 170688 7244846 895173 139857 229374350.63 86.45 037.08 4035.84 7072.92

income

(II) Capital

contributed or 367201

-

367201172800136079

withdrawn by 647.22 647.22 0000.00 8352.78

owners

157 / 276 Full Text of 2024 Annual Report

1. Ordinary shares

contributed by 367201

-

367201 172800 136079647.22 647.22 0000.00 8352.78 owners

2. Capital

contributed by

holders of other

equity instruments

3. Amount of share-

based payment

included in equity

4. Others

(III) Profit 2965 - - - - 9142 1253905 957314 245000 340731

distribution 1.35 875.55 454.20 0000.00 4454.20

1. Appropriation of 2965 - 9142 2965914

surplus reserve 1.35 21.35

2. Appropriation of

general risk reserve

3. Appropriation of - - - - 9573144 957314 245000 340731

profit to owners 54.20 454.20 0000.00 4454.20

4. Others

(IV) Internal carry-

over within equity

1. Transfer of

capital reserve to

capital

2. Transfer of

surplus reserve to

capital

3. Surplus reserve to

cover losses

4. Changes in

defined benefit plan

158 / 276 Full Text of 2024 Annual Report

carried over to

retained earnings

5. Other

comprehensive

income carried over

to retained earnings

6. Others

----

(V) Special reserve 416201 416201 390166 806367

09.4809.4865.7675.24

1. Current period 396314 396314 323527 719842

appropriation 212.37 212.37 877.70 090.07

2. Current period 437934 437934 362544 800478

use 321.85

321.85543.46865.31

----

(VI) Others 5755624. 575562 552991 112855

324.323.5637.88

IV. Balance at the

end of current 1012552 1081956 698700 280892 190571

1270438591509649948241

5000.006635.048823.24216.9887.437430

2833039

7005.4172287.658012.030299.6

period 66.03 5 2 7

Amount of prior period

Unit: RMB

2023

Owner’s equity attributable to the parent company

Other equity

Items instruments Other Surpl Minorit Total

Share Capital Less: compre Special us Generic Undistrib

capital Prefer Perpe reserve treasur hensive reserves reserv risk uted

Other Subtota y equity equity

red tual Oth y stock

s l

income es reserves profits

shares bond ers

I. Balance at the end 1012552 108225 94513.3 397820 139462

88642926571472615499053971669

of prior year 5000.00 7039 60704.9 99878.1 60583.19 2364.65 613.71 4.72 0547.78 5 9 4

Add: Cumulative

changes of

accounting policies

159 / 276 Full Text of 2024 Annual Report

Error correction of

prior period

Others

II. Balance at the 108225

beginning of current 1012552 94513.3 397820 139462

88642926571472615499053971669

5000.00 2364.65 613.71 7039 0547.78 60704.9 99878.1 60583.1year 9 4.72 5 9 4

III. Current period

increase (or less: 272774 264160

-6067728768---2925871249.4058923292566427530249813

decrease) 5.97 4811.37 47.36 96.91 96 53.27 9619.16 677.31 8941.85

(I) Total -

comprehensive 292587 1158146 112888 459085 158797

income 47.36 248.89 7501.53 071.97 2573.50

(II) Capital

contributed or 264160 - -

withdrawn by 4811.37 264160 264160

owners 4811.37 4811.37

1. Ordinary shares - -

contributed by 2641604811.37 264160 264160owners 4811.37 4811.37

2. Capital

contributed by

holders of other

equity instruments

3. Amount of share-

based payment

included in equity

4. Others

(III) Profit 8768 - - - -

distribution 1249. 1564038 147635 120000 15963596 602.16 7352.20 000.00 7352.20

1. Appropriation of 8768 -

surplus reserve 1249. 8768124 96 9.96

2. Appropriation of

general risk reserve

3. Appropriation of

profit to owners

----

1476357147635120000159635

160 / 276 Full Text of 2024 Annual Report

352.207352.20000.007352.20

4. Others

(IV) Internal carry-

over within equity

1. Transfer of

capital reserve to

capital

2. Transfer of

surplus reserve to

capital

3. Surplus reserve to

cover losses

4. Changes in

defined benefit plan

carried over to

retained earnings

5. Other

comprehensive

income carried over

to retained earnings

6. Others

(V) Special reserve 606772 606772 588762 11955396.91 96.91 00.72 497.63

1. Current period 367322 367322 289192 656515

appropriation 639.12 639.12 850.95 490.07

2. Current period

use

306645306645230316536961

342.21342.21650.23992.44

(VI) Others 272774 272774 295694 3229715.97 5.97 04.62 50.59

IV. Balance at the 1012552 108253 661980 110203 606772 9741 443358 503329 946688end of current 5000.00 22259.3

2885981

7176.02 866.35 96.91 5164 8194.51 91085.7 30555.5 21641.2period 6 4.68 9 0 9

8. Statement of Changes in Owners’ Equity of the Parent Company

Current amount

161 / 276 Full Text of 2024 Annual Report

Unit: RMB

2024

Items Other equity instruments Share Capital Less: Other Special Surplus Undistribut Other

capital Preferred Perpetu Other reserve treasury comprehens Total equity

shares al bond s stock ive income

reserves reserves ed profits s

I. Balance at

the end of prior 1012552 11243374721 6619807176 80110211.2 974151644 10735633 1687691771

year 5000.00 .45 .02 2 .68 16.15 7.48

Add:

Cumulative

changes of

accounting

policies

Error correction

of prior period

Others

II. Balance at

the beginning 1012552 11243374721 6619807176 80110211.2 974151644 10735633 1687691771

of current year 5000.00 .45 .02 2.6816.157.48

III. Current

period increase 367201647.2 137507512. 296591421 17120083 1778905624.(or less: 2 73 .35 37.99 85

decrease)

(I) Total

comprehensive 137507512. 29659142 3103421726.income 73 13.54 27

(II) Capital

contributed or 367201647.2 -

withdrawn by 2 367201647.2

owners 2

1. Ordinary

shares 367201647.2

-

contributed by 2 367201647.2

owners 2

2. Capital

contributed by

holders of other

162 / 276 Full Text of 2024 Annual Report

equity

instruments

3. Amount of

share-based

payment

included in

equity

4. Others

(III) Profit 296591421 - -

distribution .35 12539058 957314454.275.55 0

1.296591421

Appropriation .35

-

of surplus 296591421

reserve .35

2.

Appropriation - -

of profit to 957314454 957314454.2

owners (or .20 0

shareholders)

3. Others

(IV) Internal

carry-over

within equity

1. Transfer of

capital reserve

to capital

2. Transfer of

surplus reserve

to capital

3. Surplus

reserve to cover

losses

4. Changes in

defined benefit

plan carried

over to retained

earnings

163 / 276 Full Text of 2024 Annual Report

5. Other

comprehensive

income carried

over to retained

earnings

6. Others

(V) Special

reserve

1. Current

period

appropriation

2. Current

period use

(VI) Others

IV. Balance at

the end of 1012552 11243374721 6987008823 217617723. 12707430 27855716 1865582334

current period 5000.00 .45 .24 95 66.03 54.14

2.33

Amount of prior period

Unit: RMB

2023

Other equity instruments Specia

Items Share Capital Less: Other l Surplus Undistributed Oth

capital Preferred Perpetu reserve treasury comprehens reserv reserves profits ers Total equity

shares al bond Others stock ive income es

I. Balance at the

end of prior 1012552 11243393393 3978202364. 44972616. 886470394. 1760789418. 20082948458

year 5000.00 .54 65 09 72 72 .42

Add:

Cumulative

changes of

accounting

policies

Error correction

of prior period

Others

164 / 276 Full Text of 2024 Annual Report

II. Balance at

the beginning of 1012552 11243393393 3978202364. 44972616. 886470394. 1760789418. 20082948458

current year 5000.00 .54 65 09 72 72 .42

III. Current

period increase 2641604811. 35137595. 87681249.9 - -

(or less: -18672.09 37 13 6 687226102.5 3206030740.decrease) 7 94

(I) Total

comprehensive 35137595. 876812499.5 911950094.72

income 13 9

(II) Capital

contributed or 2641604811. -

withdrawn by 37 2641604811.owners 37

1. Ordinary

shares 2641604811. -

contributed by 37 2641604811.owners 37

2. Capital

contributed by

holders of other

equity

instruments

3. Amount of

share-based

payment

included in

equity

4. Others

(III) Profit - -

distribution

87681249.9

61564038602.1476357352.1620

1. Appropriation

of surplus 87681249.9 -

reserve 6 87681249.96

2. Appropriation - -

of profit to 1476357352. 1476357352.owners 20 20

165 / 276 Full Text of 2024 Annual Report

3. Others

(IV) Internal

carry-over

within equity

1. Transfer of

capital reserve

to capital (or

share capital)

2. Transfer of

surplus reserve

to capital (or

share capital)

3. Surplus

reserve to cover

losses

4. Changes in

defined benefit

plan carried

over to retained

earnings

5. Other

comprehensive

income carried

over to retained

earnings

6. Others

(V) Special

reserve

1. Current

period

appropriation

2. Current

period use

(VI) Others -18672.09 -18672.09

IV. Balance at

the end of 1012552 11243374721 6619807176. 80110211. 974151644. 1073563316. 16876917717

current period 5000.00.4502226815.48

166 / 276 Full Text of 2024 Annual Report

167 / 276 Full Text of 2024 Annual Report

III. Company Profile

Rongsheng Petrochemical Co. Ltd. (hereinafter referred to as the Company) is a joint-stock limited company

initiated and established on the foundation of Rongsheng Chemical Fiber Group Co. Ltd. by Zhejiang Rongsheng

Holding Group Co. Ltd. as well as natural persons including Li Shuirong Li Yongqing Li Guoqing Xu Yuejuan

Ni Xincai and Zhao Guanlong. The Company was registered on June 18 2007 and is headquartered in Hangzhou

Zhejiang Province. The Company now holds the Business License (Unified Social Credit Code:

91330000255693873W) issued by Zhejiang Administration for Market Regulation with a registered capital of

RMB 10125525000.00 and a total of 10125525000 shares (par value: RMB 1 per share) including outstanding

shares subject to sales restrictions: 627243750 A shares and outstanding shares not subject to sales restrictions:

9498281250 A shares. Shares of the Company were listed for trading at Shenzhen Stock Exchange on November

22010.

The Company operates in the petrochemical fiber industry. The operating activities mainly are the production

and sales of refined oil products chemical products PTA polyester chips polyester filaments and films.These financial statements were approved for issuance by the Company’s Sixth Board of Directors at its 23th

meeting on April 24 2025.IV. Preparation Basis of Financial Statements

1. Preparation basis

The financial statements of the Company are prepared on a going concern basis.

2. Going concern

There are no matters or circumstances that cause the Company to have serious doubts about its going concern ability

within 12 months from the end of the reporting period.V. Significant Accounting Policies and Accounting Estimates

Important note: According to the actual production and operation characteristics the Company has formulated

specific accounting policies and accounting estimates for transactions or events such as impairment of financial

instruments inventory construction in progress depreciation of fixed assets intangible assets and revenue

recognition.

1. Statement of compliance with the Accounting Standards for Business Enterprises

The financial statements prepared by the Company comply with the requirements of the Accounting Standards

for Business Enterprises which truthfully and completely reflect the Company’s financial position business

achievements cash flow and other relevant information.

2. Accounting period

The accounting year is the calendar year from January 1 to December 31.

3. Operating cycle

168 / 276 Full Text of 2024 Annual Report

The business cycle of the Company is short and 12 months is taken as the liquidity division standard of assets

and liabilities.

4. Functional currency

The Company and its domestic subsidiaries adopt RMB as the functional currency while overseas subsidiaries

such as Hong Kong Sheng Hui Co. Ltd. Hong Kong Yisheng Dahua Petrochemical Co. Ltd. Yisheng New

Materials Trading Co. Ltd. Rongsheng Petrochemical (Hong Kong) Co. Ltd. Rongsheng Petrochemical

(Singapore) Private Co. Ltd. Rongtong Logistics (Singapore) Private Co. Ltd. and Zhejiang Petroleum &

Chemical (Singapore) Private Co. Ltd. engaging in overseas operations choose the currency in the main economic

environment where they operate as the functional currency.

5. Determination method and selection basis of materiality

□Applicable □ Not applicable

Items Materiality

Significant advances paid with age over one year With individual balance exceeding 0.5% of total assets

Significant dividend receivable with age over one year With individual balance exceeding 0.5% of total assets

Significant construction in progress With individual balance exceeding 0.5% of total assets

Significant accounts payable with age over one year With individual balance exceeding 0.5% of total assets

Significant other payables with age over one year With individual balance exceeding 0.5% of total assets

Significant contract liabilities with age over one year With individual balance exceeding 0.5% of total assets

Significant foreign operating entities 15% of total revenue

Significant cash flows from investing activities With individual balance exceeding 0.5% of total assets

Significant not wholly-owned subsidiaries With individual total assets exceeding 3% of the group’s total assets

Significant associates With the carrying amount of individual investment exceeding 0.5% of the group’s total assets

With individual balance exceeding 3% of total assets or other

Significant contingencies events that may be significantly influential for investors in

decision-making

Significant events after the balance sheet date Profit distribution and other events after the balance sheet date that may be significantly influential for investors in decision-making

6. Accounting methods for business combinations under and not under common control

1. Accounting methods for business combinations under common control

The assets and liabilities acquired by the Company in business combination shall be measured according to the

carrying amount of the combined party in the consolidated financial statements of the final controlling party on the

date of combination. The Company shall adjust the capital reserve according to the difference between the carrying

amount share of the owner’s equity of the combined party in the consolidated financial statements of the final

controlling party and the carrying amount of the consolidated consideration paid or the total face value of the issued

shares; If the capital reserve is not sufficient for offsetting the adjustment is made to retained earnings.

2. Accounting methods for business combinations not under the common control

On the purchase date the difference between the combined cost and the fair value share of the identifiable net

assets of the acquiree obtained in the merger is recognized as goodwill. If the combined cost is less than the fair

value share of the identifiable net assets of the acquiree obtained in the combination first the fair value of

169 / 276 Full Text of 2024 Annual Report

identifiable assets liabilities and contingent liabilities of the acquiree and the measurement of combined cost are

reviewed. If the combined cost is still less than the fair value share of identifiable net assets of the acquiree obtained

in the merger after review the difference is included in the current gain and loss.

7. Judgement standard of control and preparation method of consolidated financial statements

1. Judgement of control

Control means the Company has the power over the investee enjoys variable returns by participating in the

relevant activities of the investee and has the ability to use the power to influence the variable amount of returns.

2. Preparation method for consolidated financial statements

The parent company brings all subsidiaries under its control into the consolidation scope of the consolidated

financial statements. The consolidated financial statements are based on the financial statements of the parent

company and its subsidiaries and are prepared according to other related documents by the parent company in

accordance with the Accounting Standards for Business Enterprises No. 33—Consolidated Financial Statements.

8. Classification of joint arrangement and accounting methods for joint operation

1. The joint arrangement is divided into joint operation and joint venture.

2. When the Company is a party to a joint operation the following items are recognized in relation to the share

of interest in the joint operation:

(1) Recognition of assets held individually and assets held jointly on a holding share basis;

(2) Recognition of liabilities assumed individually and liabilities assumed jointly on a holding share basis;

(3) Recognition of revenue from the sale of the Company’s share of common operation output;

(4) Recognition of income from joint operations arising from the sale of assets based on the Company’s share

of ownership;

(5) Recognition of expenses incurred separately and recognition of expenses incurred in joint operations based

on the Company’s share of ownership.

9. Recognition standard for cash and cash equivalents

Cash listed in the statement of cash flows refers to cash on hand and deposits that can be used for payment at

any time. The term “cash equivalents” refers to short-term and highly liquid investments that are readily convertible

to known amounts of cash and which are subject to an insignificant risk of change in value.

10. Foreign currency business and conversion of foreign currency statements

1. Translation of foreign currency business

In foreign currency transactions the spot exchange rate at the transaction date shall be adopted at the initial

recognition to convert the foreign currency into the amount of RMB. On the balance sheet date the monetary items

denominated in foreign currencies are translated at the spot exchange rate on the balance sheet date. The exchange

differences arising from the exchange rate are included in current gain and loss except for the exchange difference

between the principal and interest of foreign currency-specific borrowings related to the acquisition and construction

of assets eligible for capitalization. The foreign currency non-monetary items measured at historical cost are still

translated at the spot exchange rate at the transaction date and their RMB amount shall not be changed. Foreign

currency non-monetary items measured at fair value are translated at the spot exchange rate at the determination

date of fair value and the exchange differences are included in current gain and loss or other comprehensive income.

170 / 276 Full Text of 2024 Annual Report

2. Translation of foreign currency financial statements

Items of assets and liabilities in the balance sheet are translated at the spot exchange rate prevailing on the

balance sheet date. Except for the “undistributed profit” item other items of owner’s equity are translated at the

spot exchange rate at the transaction date. Income and expense items in the income statement are translated at the

approximate spot exchange rate at the transaction date. The converted difference in foreign currency financial

statements arising from the above translations is included in other comprehensive income.

11. Financial instruments

1. Classification of financial assets and financial liabilities

At initial recognition financial assets are classified into the following three categories: (1) financial assets at

amortized cost; (2) financial assets at fair value through other comprehensive income; and (3) financial assets at fair

value through gain and loss.At initial recognition financial liabilities are classified into four categories: (1) financial liabilities at fair value

through gain and loss; (2) financial liabilities that are formed since the transfer of financial assets do not comply

with the conditions for derecognition or continue to involve in the financial assets to be transferred; (3) financial

guarantee contracts not falling under the above (1) or (2) and loan commitments not falling under the above (1) and

lending at a rate lower than the market interest rate; (4) financial liabilities at amortized cost.

2. Recognition basis measurement methods and derecognition conditions for financial assets and financial

liabilities

(1) Recognition basis and initial measurement methods for financial assets and financial liabilities

A financial asset or a financial liability shall be recognized when the Company becomes a party to a financial

instrument contract. A financial asset or financial liability shall be measured at fair value at the initial recognition.For financial assets or financial liabilities at fair value through gain and loss the transaction expenses thereof shall

be directly recorded in current gain and loss. For other categories of financial assets or financial liabilities the

related transaction expenses are included in the initial recognition amount. However if the accounts receivable

initially recognized by the Company do not contain significant financing components or the Company does not

consider the financing components in contracts less than one year the initial recognition shall be carried out

according to transaction price as defined in the Accounting Standards for Business Enterprises No. 14—Revenue.

(2) Subsequent measurement method for financial assets

1) Financial assets measured at amortized cost

They are subsequently measured at amortized cost by adopting the effective interest method. Gains or losses

arising from financial assets measured at amortized cost and not part of any hedging relationship are included in

current gain and loss upon derecognition reclassification amortization under the effective interest method or

recognition of impairment.

2) Debt instrument investments at fair value through other comprehensive income

They are subsequently measured at fair value. Interest impairment losses or gains and exchange gains and

losses calculated by the effective interest method are included in current gain and loss and other gains or losses are

included in other comprehensive income. Upon derecognition the accumulated gain or loss previously included in

other comprehensive incomes is transferred from other comprehensive incomes and included in the current gain and

loss.

3) Equity instrument investments at fair value through other comprehensive income

They are subsequently measured at fair value. Dividends obtained (except those falling under the recovery of

investment costs) are included in current gain and loss and other gains or losses are included in other comprehensive

income. Upon derecognition the accumulated gain or loss previously included in other comprehensive incomes is

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transferred out from other comprehensive incomes and included in retained earnings.

4) Financial assets at fair value through gain and loss

They are subsequently measured at fair value and the resulting gains or losses (including interest and dividend

income) are included in current gain and loss unless the financial asset is part of the hedging relationship.

(3) Subsequent measurement method for financial liabilities

1) Financial liabilities at fair value through gain and loss

Such financial liabilities comprise trading financial liabilities (including derivatives of financial liabilities) and

those specified as financial liabilities at fair value through gain and loss. Such financial liabilities are subsequently

measured at fair value. Change in fair value of financial liability designated to be measured at fair value through

gain and loss due to change in the Company’s own credit risk is included in other comprehensive income unless

the treatment will cause or expand the accounting mismatch in gain and loss. Other gains or losses arising from such

financial liabilities (including interest expenses except changes in fair value caused by changes in the own credit

risk) are included in current gain and loss unless the financial liabilities are part of the hedging relationship. Upon

derecognition the accumulated gain or loss previously included in other comprehensive incomes is transferred out

from other comprehensive incomes and included in retained earnings.

2) Financial liabilities that are formed since the transfer of financial asset does not comply with the conditions

for derecognition or continue to involve in the financial assets to be transferred

They are measured pursuant to relevant provisions under Accounting Standards for Business Enterprises No.

23—Transfer of Financial Assets.

3) Financial guarantee contracts not falling under the above 1) or 2) and loan commitments not falling under

the above 1) and to lend at a rate lower than the market interest rate

A subsequent measurement shall be made after they are initially recognized according to the higher one of the

following: * the amount of loss reserve determined in accordance with the provision for impairment of financial

instruments; * the remaining amount after the determined accumulative amortization amount is deducted from the

initially recognized amount in accordance with relevant provisions of the Accounting Standards for Business

Enterprises No.14—Revenue.

4) Financial liabilities at amortized cost

They are measured at amortized cost under the effective interest method. Gains or losses arising from financial

liabilities measured at amortized cost and not part of any hedging relationship are included in current gain and loss

when derecognized and amortized under the effective interest method.

(4) Derecognition of financial assets and financial liabilities

1) The Company will derecognize the financial assets when one of the following conditions are met:

* The contractual rights to the cash flows from the financial asset expire;

* The transfer of such financial assets has been completed and is in line with the provisions on derecognition

of a financial asset under the Accounting Standards for Business Enterprises No. 23—Transfer of Financial Assets.

2) When the current obligations of financial liabilities (or part thereof) have been discharged the recognition

of the financial liabilities (or part thereof) shall be terminated accordingly.

3. Recognition basis and measurement method for transfer of financial assets

Where the Company transfers almost all risks and returns related to the ownership of the financial assets

transferred these financial assets will be derecognized and the rights and obligations that occurred or were retained

during the transfer are separately recognized as assets or liabilities. Where almost all risks and rewards on the

ownership of financial assets are retained the transferred financial assets shall continue to be recognized. Where

the Company has neither transferred nor retained any risk and reward relating to the ownership of the financial

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assets it shall be disposed of in the following conditions: (1) where the control over the financial asset is not retained

the recognition of the financial asset shall be terminated and the rights and obligations arising or retained in the

transfer shall be separately recognized as assets or liabilities; (2) where the control over the financial asset is retained

the relevant financial asset shall be recognized according to the degree of continued involvement in the transferred

financial asset and the relevant liabilities shall be recognized accordingly.When the overall transfer of financial assets meets the conditions for derecognition the difference between the

following two amounts shall be included in the current gain and loss: (1) the carrying amount of the transferred

financial assets on the date of derecognition; (2) the sum of the consideration received from the transfer of financial

assets and the amount of the derecognized part in a cumulative amount of change in fair value which is originally

included in other comprehensive income (the financial assets involved in the transfer are debt instrument

investments at fair value through other comprehensive income). A part of financial assets is transferred and if the

transferred part meets the conditions for derecognition entirely the carrying amount of the whole financial asset

before transfer shall be allocated between the derecognized part and the continued recognition part according to

their relative fair values on the transfer date and the difference between the following two amounts shall be included

in current gain and loss: (1) the carrying amount of the derecognized part; (2) the sum of the consideration of the

derecognized part and the amount of the corresponding derecognized part in the accumulated amount of changes in

fair value originally directly included in other comprehensive income (the financial assets involved in the transfer

are debt instrument investments at fair value through other comprehensive income).

4. Methods for determination of the fair value of financial assets and financial liabilities

When determining the fair value of related financial assets and financial liabilities the Company adopts the

valuation technique applicable in the prevailing circumstance and supported by sufficient available data and other

information. The Company classifies the input values used by the valuation technique as the following tiers and

uses them in turns:

(1) Tier 1 input value refers to the unadjusted quotations of the same assets or liabilities in an active market

which can be obtained on the measurement date;

(2) Tier 2 input value refers to them directly or indirectly observable input value of relevant assets or liabilities

apart from Tier 1 input value including: quotations of similar assets or liabilities on an active market; quotations of

identical or similar assets or liabilities in markets that are not active; observable input values other than quotations

such as interest rates and yield curves that are observable during normal quotation intervals; input values for market

validation etc.;

(3) Tier 3 input value refers to the unobservable input value of relevant assets or liabilities including the

volatility of interest rate and stock that cannot be directly observed or cannot be verified by observable market data

the future cash flows of the disposal obligations assumed in the business combination financial forecasts made

using its own data etc.

5. Impairment of financial instruments

On the basis of expected credit loss for financial assets at amortized cost debt instrument investments at fair

value through other comprehensive income contract assets lease receivables loan commitments classified as

financial liabilities at fair value through gain and loss financial guarantee contracts that do not belong to financial

liabilities at fair value through gain and loss or financial liabilities formed by the transfer of financial assets that do

not meet the conditions for derecognition or continue to be involved in the transferred financial assets shall be

impaired and loss reserve shall be recognized.Expected credit loss refers to the weighted average of credit losses of financial instruments weighted by the

risk of default. Credit loss refers to the difference between all contract cash flow receivables according to the

contract and all cash flows expected to be collected that is the present value of all cash shortages. The financial

assets purchased or generated by the Company that have suffered credit impairment are discounted according to the

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credit-adjusted effective interest rate of the financial assets.For the purchased or originated financial assets with credit impairment the Company only recognizes the

cumulative change of expected credit loss in the whole existence period after initial recognition as the loss reserve

on the balance sheet date.For lease receivables and the receivables and contract assets arising from transactions as stipulated under the

Accounting Standards for Business Enterprises No. 14—Revenue the Company uses simplified measurement

methods to measure the loss reserve according to the expected credit loss amount equivalent to the whole duration.For financial assets other than the above measurement methods the Company assesses whether its credit risk

has increased significantly since initial recognition on each balance sheet date. If the credit risk has increased

significantly since the initial recognition the Company shall measure the loss reserve according to the amount of

expected credit loss during the whole existence period. If the credit risk has not increased significantly since the

initial recognition the Company shall measure the loss reserve according to the amount of expected credit loss of

the financial instrument in the next 12 months.The Company uses available reasonable and based information including forward-looking information to

determine whether the credit risk of financial instruments has increased significantly since the initial recognition by

comparing the default risk of financial instruments on the balance sheet date with the default risk on the initial

recognition date.On the balance sheet date if the Company judges that the financial instrument only has low credit risk it is

assumed that the credit risk of the financial instrument has not increased significantly since the initial recognition.The Company evaluates the expected credit risk and measures the expected credit loss on the basis of a single

financial instrument or combination of financial instruments. When based on the portfolio of financial instruments

the Company divides the financial instruments into different portfolios according to the common risk characteristics.The Company re-measures the expected credit loss on each balance sheet date and the resulting increase or

reversal of the loss reserve is included in the current gain and loss as impairment loss or profit. For financial assets

at amortized cost the loss provision is offset against the carrying amount of the financial asset as given in the

balance sheet; For debt investment measured at fair value through other comprehensive income the loss allowances

are recognized in other comprehensive income by the Company instead of offsetting the carrying amount of the

financial assets.

6. Offset of financial assets and financial liabilities

Financial assets and financial liabilities are listed separately on the balance sheet and cannot offset each other.However if the following conditions are met at the same time the net amount after mutual offset shall be listed in

the balance sheet: (1) the Company has the legal right to set off the recognized amount and such legal right is

currently enforceable; (2) the Company intends either to settle on a net basis or to realize the financial assets and

pay off the financial liabilities simultaneously.For the transfer of financial assets not in line with the conditions for derecognition the Company does not

offset the transferred financial assets and liabilities.

12. Contract assets

The Company presents contract assets or liabilities in the balance sheet based on the relation between

performance obligation and customer payment. The Company will record the net amount of contract assets and

contract liabilities under the same contract after they are set off against each other.The Company records the right to receive consideration from customers unconditionally (i.e. only depending

on the time lapses) as the receivables and presents the right to receive consideration when goods have been

transferred to the customers which depends on other factors other than the time lapses as contract assets.

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1. Accounts receivable and contract assets with expected credit losses provided by portfolio of credit risk

characteristics

Basis for Method for measuring expected credit loss

Categories determination of

portfolio

Based on historical credit loss experience the

Bank acceptance receivable current situation and the forecast of future

Type of notes economic conditions the Company calculates

expected credit loss through exposure at

Trade acceptance receivable default and lifetime expected credit loss rate.Based on historical credit loss experience the

current situation and the forecast of future

Accounts receivable – Portfolio grouped with ages Ages economic conditions the Company prepares the comparison table of ages and expected

credit loss rate of accounts receivable so as

to calculate expected credit loss.Accounts receivable – Portfolio grouped with trade

funds of overseas subsidiaries Nature of receivables

Based on historical credit loss experience the

current situation and the forecast of future

economic conditions the Company calculates

Accounts receivable – Portfolio grouped with Related parties brought expected credit loss through exposure at

balances due from related parties within the into the consolidation default and lifetime expected credit loss rate.consolidation scope scope [Note]

Other receivables – Portfolio grouped with balances Related parties brought

due from related parties within the consolidation into the consolidation

scope scope [Note]

Other receivables – Portfolio grouped with deposits

for borrowings

Other receivables – Portfolio grouped with

government funds receivable Based on historical credit loss experience the

Other receivables – Portfolio grouped with futures current situation and the forecast of future

margin economic conditions the Company calculates

expected credit loss through exposure at

Other receivables – Portfolio grouped with settlement default and 12-month or lifetime expected

funds of paper trade Nature of receivables credit loss rate.Other receivables – Portfolio grouped with security

deposits receivable

Other receivables – Portfolio grouped with petty cash

etc. receivable

Other receivables – Portfolio grouped with

intercompany balances receivable

[Note]: Related parties of the Company and within the scope of consolidated financial statements

2. Comparison table between aging of aging portfolio and expected credit loss rate

Ages Expected credit loss rate of accounts receivable (%)

Within 1 year (inclusive the same hereinafter) 5

1-2 years 10

2-3 years 30

Over 3 years 100

The aging of accounts receivable shall be calculated from the date of initial recognition.

3. Criteria for identifying accounts receivable with expected credit losses provided by a single basis

For accounts receivable with credit risk significantly different from the portfolio credit risk the Company

makes provisions for expected credit losses by a single basis.

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13. Inventory

1. Classification of inventories

Inventory includes finished products or commodities held for sale in daily activities products in the process of

production materials and supplies consumed in the process of production or providing labor services.

2. Valuation method for delivered inventories

Inventories delivered shall be weighted average at the end of each month.

3. Inventory system of inventories

The perpetual inventory system is adopted for inventories.

4. Amortization method for low-value consumables and packaging materials

(1) Low-value consumables

Low-value consumables are amortized using the one-off amortization method.

(2) Packaging materials

Low-value consumables are amortized using the one-off amortization method.

5. Recognition standards and accrual method of inventory falling price reserves

On the balance sheet date the inventory was measured at the lower of the cost and net realizable value.Inventory falling price reserves were accrued based on the difference between the cost and the net realizable value.The net realizable value of inventory directly used for sale will be determined by the amount of the estimated selling

price of the inventory minus the estimated sales expenses and related taxes. For inventories that need to be processed

the net realizable value shall be determined in the normal production and operation process by subtracting the

estimated selling price of finished products produced from the estimated cost to be incurred when completion the

estimated sales expenses and relevant taxes and fees. On the balance sheet date if a part of the same inventory has

a contract price agreement and other parts do not have a contract price the net realizable value shall be determined

respectively and the corresponding cost shall be compared to determine the accrual or reversal amount of inventory

depreciation reserve respectively.

14. Long-term equity investment

1. Judgment of joint control and significant influence

Joint control refers to the shared control over a certain arrangement according to the relevant agreement and

the activities under such arrangement are subject to approval by the parties sharing the control power. Significant

influence refers to that one party has the power to participate in the decision-making of financial and operating

policies of the investee but is unable to control or jointly control these policies with other parties.

2. Determination of investment cost

(1) For business combination under common control where the combining party uses cash payment transfer

of non-cash assets assumption of debts or issuing of equity securities as combination consideration the share of

owner’s equity of the combined party acquired in the carrying amount of total owner’s equity in consolidated

financial statements of the ultimate controller on the combination date shall be identified as the initial investment

cost of long-term equity investment. The difference between the initial investment cost of long-term equity

investment and the carrying amount of the combination consideration paid or the par value of the issued shares is

adjusted against the capital reserve. If the capital reserve is not sufficient for offsetting the adjustment is made to

retained earnings.For the long-term equity investments formed through business combination under common control] and

implemented through multiple transactions step by step by the Company it is a must to judge whether they are

“package deals”. If they are package deals each deal is regarded as a deal to obtain control right for accounting

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treatment. If it is not a package deal on the date of combination the share of the carrying amount of net assets of

the combined party that should be enjoyed after combination in the consolidated financial statements of the ultimate

controller is recognized as an initial investment cost. The difference between the initial investment cost of long-

term equity investment on the date of combination and the sum of the carrying amount of long-term equity

investment before the combination is realized and the carrying amount of consideration additionally paid to further

acquire shares on the date of combination is adjusted against the capital reserve. If the capital reserve is not sufficient

for offsetting the adjustment is made to retained earnings.

(2) As for business combinations not under common control the fair value of the combination consideration

paid on the combination date is recorded as the initial investment cost of long-term equity investment.For the long-term equity investments formed through business combination not under common control and

implemented through multiple transactions step by step by the Company the accounting treatment is different in

unconsolidated financial statements and consolidated financial statements:

1) In individual financial statements the initial investment cost of long-term equity investment accounted using

the cost method is measured at the sum of the carrying amount of equity investment originally held and investment

cost additionally paid.

2) In consolidated financial statements it is a must to judge whether they are “package deals”. If they are

package deals each deal is regarded as a deal to obtain control right for accounting treatment. Suppose these

transactions are not “package deals” the equities of the acquiree held before the purchase date shall be re-measured

at fair value at the purchase date. The difference between the fair value and its carrying amount shall be recognized

as current investment income. In case the equity of the acquiree held before the purchase date involves other

comprehensive income under the equity method relevant other comprehensive income shall be transferred to the

current return on the purchase date except for other comprehensive income resulting from the re-measurement of

the investee’s net defined benefit plan liabilities or changes in net assets.

(3) Except for the formation of business combination: As for those obtained by cash payment the actually paid

purchase price is taken as the initial investment cost; the long-term equity investment formed by issuing equity

securities the fair value of issuing equity securities is taken as the initial investment costs. If acquired through debt

restructuring its initial investment cost shall be determined in accordance with the Accounting Standards for

Business Enterprises No. 12—Debt Restructuring; in the case of non-monetary asset exchange the initial

investment cost shall be determined in accordance with the Accounting Standards for Business Enterprises No. 7—

Exchange of Non-monetary Assets.

3. Methods for subsequent measurement and gain and loss recognition

The long-term equity investment in the invested entity under its control will be accounted for through the cost

method; long-term equity investment in associates and joint ventures is accounted for under the equity method.

4. Treatment methods for investments in subsidiaries through multiple deals step by step until control losing

(1) Judgment principle for whether a “package deal” or not

If the equity investment in the subsidiary is disposed of step by step through multiple transactions until it loses

control the Company will judge whether the step-by-step transaction is a “package deal” by combining the terms

of the transaction agreement the disposal consideration obtained separately the object of equity sale the disposal

method and the disposal time in each step of the step-by-step transactions. The terms conditions and economic

impact of each transaction meet one or more of the following conditions which usually indicates that multiple

transactions are “package deals”:

1) These transactions were concluded at the same time or under the consideration of mutual impact;

2) These transactions as a whole can achieve a complete business result;

3) The occurrence of a transaction depends on the occurrence of at least one other transaction;

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4) A transaction is uneconomical when viewed alone but it is economical when considered together with other

transactions.

(2) Accounting treatment for non-”package deals”

1) Individual financial statements

For disposal of equity the difference between carrying amount and the actual price of the acquisition shall be

recorded into current gain and loss. For the remaining equity if the investor still has significant influence over the

investee or imposes joint control with other parties it is accounted for by the equity method; In case of failure to

control jointly control or significantly influence the investee it shall be calculated in accordance with the provisions

of the Accounting Standards for Business Enterprises No. 22—Recognition and Measurement of Financial

Instruments.

2) Consolidated financial statements

Before losing control the capital reserves (capital premium) are adjusted at the difference between the disposal

cost and the share in net assets of subsidiaries calculated continuously from the acquisition date or combination date

corresponding to the disposal of long-term equity investment; if the capital premium is not sufficient to be offset

retained earnings are offset.When losing control over a former subsidiary the remaining equity is re-measured at the fair value on the date

of control loss. The balance of the sum of the consideration received through the disposal of equity and the fair

value of the remaining equity after deducting the entitled share of net assets continuously calculated at the original

shareholding ratio from the purchase date or the date of combination in the subsidiary is recognized in the investment

income for the period during which the control is lost and is written off against goodwill. Other comprehensive

income related to equity investment in the former subsidiary is transferred into return on investment for the period

during which the control is lost.

(3) Accounting treatment for “package deals”

1) Individual financial statements

Each deal is considered as a deal for the disposal of the subsidiary and losing control of accounting treatment.However the difference between the disposal cost of each deal before losing the control and the carrying amount

of long-term equity investment corresponding to the disposal investment is recognized as other comprehensive

income in individual financial statements and when the control is lost transferred together into gain and loss for

the period during which the control is lost.

2) Consolidated financial statements

Each deal is considered as a deal for the disposal of the subsidiary and losing control of accounting treatment.However the difference between the disposal cost of each deal before losing the control and the entitled share of

net assets of the subsidiary corresponding to the disposal investment is recognized as other comprehensive income

in consolidated financial statements and when the control is lost transferred together into gain and loss for the

period during which the control is lost.

15. Investment properties

Measurement model of investment properties

Measurement by the cost method

Depreciation or amortization methods

1. Investment properties of the Company include the land use rights leased and held for sale after appreciation

and leased buildings.

2. Investment properties are initially measured by cost and subsequently measured by the cost model with its

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depreciation or amortization conducted by the same methods for fixed assets and intangible assets.

16. Fixed assets

(1) Recognition conditions

Fixed assets refer to tangible assets held for production service lease or operation with a service life of more

than one accounting year. Fixed assets can be recognized only when related economic benefits are very likely to

flow into the Company and their costs can be measured reliably.

(2) Depreciation method

Categories Depreciation method Useful life (years) Residual value Annual depreciation proportion (%) rate(%)

Buildings and

structures Straight-line method 5-30 5 or 10 19.00-3.00

Machinery Straight-line method 10-15 5 or 10 9.50-6.00

Transport facilities Straight-line method 4-5 5 or 10 23.75-18.00

Other equipment Straight-line method 3-10 5 or 10 31.67-9.00

17. Construction in progress

1. Construction in progress is able to be recognized only when related economic benefits are very likely to

flow into the Company and its costs can be measured reliably. Construction in progress is measured at the actual

cost incurred before such asset is ready for the intended use.

2. Construction in progress is carried forward to fixed assets based on actual costs of the project when it is

ready for its intended use. As for construction in progress which is ready for the intended use but has not gone

through the formalities of final accounts of completion it shall be transferred into fixed assets at the estimated value.Upon the final accounts of completion the previous tentatively estimated value other than accrued depreciation

shall be adjusted based on actual costs.Categories Standards and time point of transferring construction in progress to fixed assets

When the main project and supporting projects have been substantially completed and reached the

Buildings and structures intended design requirements and acceptance has been completed by survey design construction

supervision and other units.Machinery When the design requirements or standards specified in the contract are met after installation and commissioning

18. Borrowing costs

1. Recognition principle of the capitalization of borrowing costs

Where the borrowing costs incurred to the Company can be directly attributable to the acquisition and

construction or production of a qualifying asset for capitalization it shall be capitalized and recognized as costs of

relevant assets; Other borrowing costs shall be recognized as an expense when they are incurred and included in

current gain and loss.

2. Capitalization period of borrowing costs

(1) Capitalization begins when the borrowing cost meets the following conditions: 1) asset expenditure has

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been incurred; 2) the borrowing costs have been incurred; 3) the acquisition construction or production activities

necessary to bring the asset to its intended use or sales have been initiated.

(2) Where the acquisition and construction or production process of assets eligible for capitalization are

interrupted abnormally and the interruption period lasts for more than 3 months the capitalization of the borrowing

costs shall be suspended. The borrowing costs incurred during such period shall be recognized as expenses of the

current period until the asset’s acquisition and construction or production activity restarts.

(3) When the assets acquired constructed or produced qualified for capitalization conditions are ready for

intended use or sales the capitalization of the borrowing costs shall be ceased.

3. Capitalization rate and amount of borrowing costs

In case of special borrowing for the acquisition & construction or production of assets eligible for capitalization

conditions interest income to be capitalized shall be recognized after deducting the bank interests for the unused

portion or the investment income for short-term investment from the interest costs (including recognized

depreciation or amortization of premium under effective interest method) actually occurred in the current period of

specific borrowing. Where a general borrowing is used for the acquisition construction or production of assets

eligible for capitalization it shall determine the capitalization amount of interests on the general borrowing by

multiplying the weighted average asset expenses of the part of the accumulative asset expenses minus the special

borrowings by the capitalization rate of the general borrowings used.

19. Intangible assets

(1) Service life and its determination basis estimation amortization method or review procedure

1. Intangible assets include land use rights use right for sea area emission right patented technology and

management software and so on which are initially measured according to cost.

2. Any intangible asset with a limited service life shall be amortized in a systematic and rational manner based

on the expected realization method of economic benefits related to it within its service life; where the expected

realization method cannot be confirmed reliably the straight-line method shall be adopted. Details are as follows:

Items Useful life and determination basis Amortization method

Land use right 15-50 years useful life registered on the land use certificate Straight-line method

Proprietary technology 6-10 years estimated economic useful life Straight-line method

Management software 5-10 years estimated economic useful life Straight-line method

Pollution discharge right 5-20 years useful life registered on the certificate of titles Straight-line method

Sea areas use right 1-50 years useful life registered on the certificate of titles Straight-line method

(2) Collection scope of R&D expenditure and related accounting treatment methods

(1) Personnel labor expenses

Personnel labor expenses include the Company’s R&D personnel’s wages and salaries basic pension insurance

premiums basic medical insurance premiums unemployment insurance premiums work-related injury insurance

premiums maternity insurance premiums and housing provident fund as well as the labor costs of external R&D

personnel.If R&D personnel serve on multiple R&D projects at the same time the labor expenses shall be identified

based on the working time records of the R&D personnel for each R&D project provided by the Company’s

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management department and allocated proportionally among the different R&D projects.For personnel directly engaged in R&D activities and external R&D personnel who are also engaged in non-

R&D activities the Company will allocate the actual labor expenses incurred by the R&D personnel in different

positions between R&D expenses and production and operating expenses based on reasonable methods such as the

proportion of actual working hours based on the working hour records of the R&D personnel in different positions.

(2) Direct investment expenses

Direct investment expenses refer to the actual expenses incurred by the Company in implementing R&D

activities. Including: 1) directly consumed materials fuel and power costs; 2) R&D and manufacturing costs of

molds and process equipment used for intermediate tests and product trials purchase costs of samples prototypes

and general testing means that do not constitute fixed assets and inspection costs of trial products; 3) operating

maintenance adjustment inspection testing and repair of instruments and equipment used in R&D activities.

(3) Depreciation expenses and long-term deferred expenses

Depreciation expenses refer to the depreciation of instruments equipment and buildings in use used for R&D

activities.For instruments equipment and buildings in use that are used for R&D activities and are also used for non-

R&D activities necessary records shall be made on the use of such instruments equipment and buildings in use

and the actual depreciation incurred shall be allocated between R&D expenses and production and operating

expenses using a reasonable method based on factors such as actual working hours and area used.Long-term deferred expenses refer to the long-term deferred expenses incurred during the renovation

retrofitting decoration and repair of R&D facilities which are aggregated based on actual expenditures and

amortized evenly over the specified period.

(4) Intangible assets amortization expenses

Intangible assets amortization expenses refer to the amortization expenses of software intellectual property

non-patented technologies (proprietary technologies licenses designs and calculation methods etc.) used in R&D

activities.

(5) Design expenses

Design expenses refer to the expenses incurred in the conception development and manufacture of new

products and new processes the design of processes technical specifications procedures and operating

characteristics including related costs incurred in creative design activities to obtain innovative creative and

breakthrough products.

(6) Equipment debugging and testing expenses

Equipment debugging and testing expenses refer to the expenses incurred in R&D activities during tooling

preparation including the costs incurred in developing special and dedicated production machines changing

production and quality control procedures or formulating new methods and standards.Expenses incurred for routine tooling preparation and industrial engineering for large-scale batch and

commercial production are not included in the collection scope.

(7) Commissioned external R&D expenses

Commissioned external R&D expenses refer to the expenses incurred when the Company entrusts other

domestic or foreign institutions or individuals to carry out R&D activities (the results of the R&D activities are

owned by the Company and are closely related to the Company’s main business operations).

(8) Other expenses

Other expenses refer to other expenses directly related to R&D activities in addition to the above expenses

including technical book and material fees material translation fees expert consultation fees high-tech R&D

insurance premiums retrieval demonstration review appraisal and acceptance fees of R&D results application

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fees registration fees agency fees for intellectual property rights conference fees travel expenses communication

expenses etc.The expenditure in the research stage of internal research and development projects is included in the current

gain and loss. The expenditures incurred during the development of an internal R&D project shall be recognized as

intangible assets if they simultaneously meet the following conditions: (1) It is technically feasible to complete the

intangible assets so that they can be used or sold; (2) it is intended to finish and use or sell the intangible assets; (3)

the ways for intangible assets to generate economic benefits shall be proven useful including the way to prove that

there is a potential market for the products manufactured with the intangible assets or there is a potential market for

the intangible assets or the intangible assets will be used internally; (4) enough technical and financial resources

and other resources are available to support the development of such intangible assets and the Company is able to

use or sell such intangible assets; (5) the expenses incurred from developing the intangible asset can be reliably

measured.

20. Impairment of long-term assets

Long-term assets such as long-term equity investment investment properties measured by the cost model

fixed assets construction in progress right-of-use assets and intangible assets with limited service lives shall be

evaluated for their recoverable amount in case of any sign of impairment at the balance sheet date. For goodwill

formed by business combination and intangible assets with uncertain service life an impairment test should be

carried out every year regardless of whether there is a sign of impairment. Goodwill impairment testing must be

done in combination with the asset group or asset group portfolio to which it is linked.Where the recoverable amount of asset is lower than its carrying amount the Company shall recognize the

provision for asset impairment based on the difference and recognize such loss into the current gains and losses.

21. Long-term deferred expenses

Long-term deferred expenses refer to all expenses that have been paid and have an amortization period of more

than one year (excluding one year). Long-term deferred expenses are recorded at the actual incurred amount and

amortized on an average basis by stages over the beneficial period or prescribed period. In case that long-term

deferred expense items cannot benefit the future accounting periods the amortized value of such unamortized items

shall be fully transferred into the current gain and loss.

22. Contract liabilities

The Company presents contract assets or liabilities in the balance sheet based on the relation between

performance obligation and customer payment. The Company will record the net amount of contract assets and

contract liabilities under the same contract after they are set off against each other.The Company presents the obligation to transfer goods to the customer for considerations received or

receivable from the customer as a contract liability.

23. Employee remuneration

Employee remuneration includes short-term remuneration post-employment benefits dismissal benefits and

other long-term employee benefits.

(1) Accounting treatment method for short-term remuneration

The actual short-term remuneration in the accounting period when employees offer services for the Company

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will be recognized as liabilities and included in current gain and loss or relevant asset cost.

(2) Accounting treatment method of post-employment benefits

Post-employment benefits are divided into defined contribution plans and defined benefit plans.

(1) During the accounting period when an employee provides services to the Company the amount to be

deposited according to the defined contribution plan shall be recognized as the liability and recorded into the current

gain and loss or the cost of the relevant assets.

(2) The accounting treatment for a defined benefit plan generally includes the following steps:

1) In accordance with the projected unit credit method demographic and financial variables are estimated using

unbiased and consistent actuarial assumptions the obligations arising from the defined benefit plan are measured

and the period for the relevant obligation is determined. In the meantime the obligations arising from the defined

benefit plan are discounted to determine the present value and current cost of service of the defined benefit plan.

2) Where the defined benefit plan involves any assets the deficit or surplus resulting from the present value of

obligations in the defined benefit plan minus the fair value of assets shall be recognized as net liabilities or net assets

of the defined benefit plan. Where the defined benefit plan has any surplus the Company will measure the net assets

of the defined benefit plan based on the surplus or asset limit of the defined benefit plan (whichever is the lower);

3) At the end of the period the Company shall recognize the cost of employee remuneration as cost of service

the net interest of net liabilities or net assets of the defined benefit plan and changes arising from the re-measurement

of net liabilities or net assets of the defined benefit plan in which the cost of service and net interest of net liabilities

or net assets of the defined benefit plan are recorded in the current gain and loss or relevant asset cost changes

arising from the re-measurement of net liabilities or net assets of the defined benefit plan are recorded in other

comprehensive incomes and is not allowed to be carried back to gains or losses during the subsequent accounting

period but the amounts recognized in other comprehensive incomes can be transferred within the equity scope.

(3) Accounting treatment method for dismissal benefits

Where dismissal benefits are provided to employees liabilities in employee remuneration are recognized and

included in the current gain and loss when: (1) the Company is not in a position to unilaterally withdraw dismissal

benefits provided under termination plans or layoff proposals; (2) when the Company recognizes the costs or

expenses related to restructuring involving the payment of dismissal benefits.

(4) Accounting treatment method for other long-term employee benefits

Where the Company provides other long-term employee benefits for its employees and the employee reaches

the conditions of the defined benefit plan accounting treatment shall be adopted based on relevant provisions of the

defined benefit plan. For long-term employee benefits other than the aforesaid ones the accounting treatment should

be conducted in accordance with relevant provisions of the defined benefit plan. In order to simplify relevant

accounting treatments the employee remuneration cost resulting from other long-term employee benefits shall be

recognized as cost of service the total net amount of component items including net interest of net liabilities or net

asset of other long-term employee benefits as well as changes arising from re-measurement of net liabilities or net

asset of other long-term employee benefits and so on is recorded in current gain and loss or relevant asset cost.

24. Provisions

1. As the obligations arising from contingencies such as external guarantees litigation matters product quality

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assurance and loss-making contracts become current obligations of the company the performance of such

obligations is likely to result in the outflow of economic benefits from the company and the amount of such

obligations can be measured reliably the Company shall recognize such obligations as provisions.

2. The Company initially measures the provisions according to the best estimate of expenditures required to

fulfill relevant current obligations and reviews the carrying amount of the provisions on the balance sheet date.

25. Revenue

Disclosure of accounting policies adopted for revenue recognition and measurement according to business types

1. Revenue recognition principle

The Company assesses the contract from the commencement date of the contract and recognizes each

individual performance obligation included by the contract and determines whether each individual performance

obligation will be fulfilled during a certain period or at a certain time point.It will constitute performance of the obligation in a certain period of time if any of the following conditions

are met; otherwise it will constitute performance of obligation at a certain time point: (1) the customer obtains and

consumes economic benefits arising from contract performance by the Company; (2) the customer can control goods

in progress during the process of contract performance by the Company; (3) goods arising from contract

performance by the Company have irreplaceable purposes and the Company is entitled to receive payment for

accumulatively completed performance proportion to date throughout the contract term.If the performance obligations are performed within the specified period the Company will recognize the

income within this period in accordance with the progress of the contract’s performance. If the performance progress

cannot be determined reasonably and the costs incurred are expected to be compensated the income will be

recognized according to the costs incurred until the performance progress is determined reasonably. If the

performance obligations are performed at a time point the Company will recognize the income at the time when

the customer obtains control power over goods or services. When judging whether the customer has already obtained

the right of control over goods the Company shall consider the following items: (1) the Company has the right to

receive payment currently; namely the customer assumes the obligation of making payment currently in regards to

the goods; 2) the Company has already transferred the legal ownership of the goods to the customer; namely the

customer has already obtained the legal ownership of such goods; 3) the Company has already transferred the

material object of the goods to the customer namely the customer has already obtained such goods in the material

object; 4) the Company has already transferred the significant risk and consideration of the property in the goods to

the customer namely the customer has already obtained the significant risk and consideration of the property in

the goods; (5) the customer has accepted such goods; (6) other signs that indicate the customer has already obtained

the control over goods.

2. Revenue measurement principles

(1) The income shall be measured by the Company according to the transaction price apportioned to each single

performance obligation. Transaction price refers to the amount of consideration the Company expects to receive for

the transfer of goods or services to the customer but it does not include payments received on behalf of the third

party or funds to be returned to the customer.

(2) In case of variable consideration in contract the Company will determine the best estimate of variable

consideration in line with the expected or most possible amount but the transaction price that contains variable

consideration will not exceed the amount of accumulated recognized income that is least likely to be reversed when

relevant uncertainties are removed.

(3) If there is significant financing in the contract the Company shall determine the transaction price according

to the amount payable in cash when the client obtains control of the goods or services. The difference between the

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transaction price and contract consideration is amortized by the effective interest method during the term of the

contract. On the contract commencement date if the Company estimates that the time between the customer’s

acquisition of control over goods or services and the payment of the price by the customer will not exceed one year

the significant financing in the contract shall not be considered.

(4) If there are two or more performance obligations in the contract at the beginning of the contract the

Company shall allocate the transaction price to each separate performance obligation according to the relative

proportion of the stand-alone selling price of the goods promised by each performance obligation.

3. Specific methods for revenue recognition

The Company mainly sells oil refining products chemical products PTA polyester chip polyester yarn and

film and so forth fulfilling its performance obligation at a certain time point. Proceeds from domestic sales are

recognized when the Company has delivered the products to the buyer the amount of product sales revenue has

been determined the payment for goods has been recovered or the collection voucher has been obtained and the

relevant economic benefits are likely to flow in. Proceeds from overseas market sales are recognized when the

Company has declared the products at the customs and obtained the bill of lading according to the contract the

amount of product sales revenue has been determined the payment for goods has been recovered or the collection

voucher has been obtained and the relevant economic benefits are likely to flow in.

26. Contract acquisition costs and contract performance costs

Where the incremental cost incurred by the Company to acquire the contract is expected to be recovered it is

recognized in the form of contract acquisition cost as an asset. The contract acquisition cost for which the

amortization period does not exceed one year shall be directly included in the current gain and loss as incurred. The

costs incurred by the Company for performing the contract if not within the applicability scope of relevant standards

relating to inventories fixed assets or intangible assets can be recognized as an asset within the contract

performance cost if the following conditions are met:

1. The cost is related to a current contract or a contract to be obtained including direct labor cost direct

material/manufacture cost (or similar costs) cost to be undertaken by the customer and other costs incurred under

the contract;

2. The cost increases the resources available to the Company to fulfill performance duties in the future;

3. The costs are expected to be recovered.

Assets related to contract cost are amortized on the same basis as recognition of revenue of goods or services

related to the asset and recognized in current gain and loss.If the carrying amount of assets relating to contract cost is higher than the remaining consideration expected to

be obtained due to the transfer of goods or services relating to the assets minus the estimated cost to be incurred

the Company accrues impairment reserves for the excess portion and recognizes it as an asset impairment loss. If

the factors causing the impairment of the prior period change and make the remaining consideration expected to be

obtained due to the transfer of goods or services relating to the assets minus the estimated cost to be incurred higher

than the carrying amount of the asset the withdrew asset provision for impairment shall be reversed and recorded

in the current gains or losses but the carrying amount of the asset after reversion shall not exceed the carrying

amount of the asset at the reversion date under the condition of not withdrawing the provision for impairment.

27. Government grants

1. Government grants are recognized when both of the following conditions are met: (1) the Company is able

to meet the conditions attached to the government grants; (2) the Company can receive government grants. In the

case of a monetary asset the government grants shall be measured according to the amount received or accrued. In

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the case of a non-monetary asset the government grants shall be measured at fair value; where the fair value cannot

be reliably obtained it shall be measured in accordance with the nominal amount.

2. Judgment basis and accounting method for asset-related government grants

Government grants or subsidies that are required by government documents to be used for the acquisition or

other formation of long-term assets are classified as asset-related government grants. If the government documents

are not clear judgment shall be made on the basis of the basic conditions that must be met to obtain the grants and

those that are based on the acquisition construction or other formation of long-term assets are treated as asset-

related government grants. Government grants relating to the assets are either written off against the carrying

amount of the relevant assets or recognized as deferred income. The government grants recognized as deferred

income shall be recorded in the gain and loss on a reasonable and systematic basis over the service life of relevant

assets. The government grants measured according to notional amount shall be directly included in current gain and

loss. If the relevant asset has been sold transferred retired or damaged before the end of the service life the balance

of the relevant deferred income that has not been allocated will be transferred into the current gain and loss of asset

disposal.

3. Judgment basis and accounting method for income-related government grants

Government grants other than those related to assets will be classified into income-related government grants.For government grants that include both the asset-related and the income-related components it is difficult to

distinguish between government grants that are asset-related or income-related and such grants are generally

classified as asset-related. Income-related government grants of the Company are used for compensation for relevant

costs & expenses or losses in subsequent periods which are recognized as deferred income and recorded in current

gain and loss or offset against relevant costs in the period of recognition of relevant costs expenses or losses.Government grants for compensation for incurred relevant costs and expenses or losses are directly included in

current gain and loss or offset against relevant costs.

4. The government grants related to the daily business activities of the Company shall be recorded into other

incomes or written down related costs and expenses according to the economic and business nature. Government

grants not related to the daily activities of the Company are recorded in non-operating revenues and expenses.

5. Accounting treatment method for policy-based preferential loans with discounted interest

(1) Where the Treasury disburses the discount interest funds to the lending bank and the lending bank provides

loans to the Company at preferential policy interest rates the Company shall use the actual amount of loans received

as the entry value and calculate the borrowing costs based on the principal and the preferential policy interest rate.

(2) If the Treasury allocates the discount interest funds directly to the Company the discount interest will be

used to offset the borrowing costs.

28. Deferred tax assets/deferred income tax liabilities

1. Depending on the difference between the carrying amount and the tax base of assets or liabilities (the

difference between the tax base and the carrying amount if the tax base of items not recognized as assets or liabilities

can be determined based on tax laws) the deferred income tax assets or deferred income tax liabilities shall be

calculated and recognized based on the applicable tax rate during the expected asset recovery or liability settlement

period.

2. Deferred tax assets shall be recognized to the extent of probable taxable income used for deducting

temporary deductible difference. On the balance sheet date if there is concrete evidence indicating that it is likely

to obtain enough taxable income in the future to offset temporary deductible difference the deferred income tax

assets that were not recognized in previous accounting periods should be recognized.

3. At the balance sheet date the Company should recheck the carrying amount of deferred income tax assets.

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If it is unlikely to obtain enough taxable income to offset gains generated from the deferred income tax assets then

it is necessary to write down the carrying amount of deferred income tax assets. If it is likely to obtain enough

taxable income the deducted amount shall be recovered.

4. The current income taxes and deferred income taxes of the Company are recorded as income tax expense or

income in the current gains or losses excluding income taxes arising from: (1) business combination; (2)

transactions or events recognized directly in owner’s equity.

5. When both following conditions are met the Company will list the deferred income tax assets and deferred

income tax liabilities as net amount after offset: (1) When the Company has the legal right to settle the income tax

assets and income tax liabilities of the Company in the current period with net amount; and (2) the deferred income

tax assets and deferred income tax liabilities are related to the income tax levied by the same tax collection and

management department from the same subject of tax payment or from different subjects of tax payment but the

subject of tax payment involved intends to settle the current income tax assets and current income tax liabilities

with the net amount or obtain the assets and liquidate the liabilities simultaneously in each future important period

when the deferred income tax assets and deferred income tax liabilities are written back.

29. Lease

(1) Accounting treatment method of lease as the lessee

1. The Company as lessee

On the commencement date of the lease term the Company recognizes the lease with a lease term of no more

than 12 months and without the purchase option as a short-term lease; and recognizes the lease with lower value

when a single leased asset is brand new as a low-value asset lease. In case of a sublease or expected sublease of

lease asset the original lease will not be deemed as a low-value asset lease.For all short-term leases and low-value asset leases the Company will recognize the lease payment in the

relevant asset cost or current gain and loss under the straight-line method during each period of the lease term.In addition to the above short-term leases and low-value asset leases under simplified treatment the Company

recognizes the right-of-use assets and lease liabilities for the lease on the commencement date of the lease term.

(1) Right-of-use assets

The right-of-use assets shall be initially measured at cost. The cost includes: 1) the initial measurement amount

of the lease liability; 2. the amount of lease payment made on or before the commencement date of lease term net

of the relevant amount of used lease incentives (if any); 3. the initial direct expenses incurred by the lessee; 4)

expected cost to be incurred by the lessee for the purpose of disassembly and removal of lease assets restoration of

the site where leased assets are located or restoration of leased assets to the status as agreed in lease terms.The Company will use the straight-line method to calculate the depreciation of the right-of-use assets. Where

it is reasonably certain that the ownership of the leased assets can be obtained at the expiry of the lease term the

leased assets shall be depreciated by the Company over its remaining service life. Where it is not reasonably certain

that the ownership of the leased assets can be obtained at the time the term of the lease expires the Company shall

accrue the depreciation within the shorter of the lease period and the remaining service life of the leased assets.

(2) Lease liabilities

On the commencement date of the lease the Company recognizes the present value of outstanding lease

payments as lease liabilities. In calculating the present value of the lease payments the Company adopts the interest

rate embedded in the lease as the discount rate. If the Company is unable to determine the interest rate embedded in

the lease it will adopt the incremental borrowing rate as the discount rate. The difference between the lease payment

and its present value is treated as unrecognized financing expenses on which the interest expenses are recognized

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at the discount rate of the present value of the lease payment during each period of the lease term and included in

the current gain and loss. The variable lease payments not included in the measurement of lease liabilities shall be

included in current gain and loss when actually incurred.After the inception of the lease the Company measures lease liabilities again according to the present value of

the lease payments after the change and adjusts the carrying amount of the right-of-use asset accordingly in case of

changes in the actual fixed payment amount the expected payable amount of the guarantee residual value the index

or ratio used to determine the lease payment amount the purchase option and evaluation result or the actual exercise

situation of the lease renewal option or the termination option. Where the carrying amount of the right-of-use asset

has been reduced to zero but a further reduction is required for the lease liabilities the remaining amount shall be

included in the current gain and loss.

2. After-sale leaseback

According to the Accounting Standards for Business Enterprises No.14-Revenue the Company evaluates and

determines whether the asset transfer in the after-sale leaseback transaction belongs to sales.If the asset transfer in the after-sale leaseback transaction belongs to sales the Company will measure the right-

of-use assets formed by after-sale leaseback according to the part of the carrying amount of the original assets

related to the right-of-use obtained by leaseback and only recognize the relevant gains or losses for the right

transferred to the lessor.If the asset transfer in the after-sale leaseback transaction does not belong to sales the Company will continue

to recognize the transferred assets and at the same time recognize a financial liability equal to the transferred income

and conduct accounting treatment for the financial liability according to the Accounting Standards for Business

Enterprises No.22-Recognition and Measurement of Financial Instruments.

(2) Accounting treatment method of lease as the lessor

1. The Company as lessor

At the inception of the lease a lease that transfers in substance almost all risks and rewards related to the

ownership of leased assets is classified as a financing lease by the Company. Except for the financing lease others

are treated as the operating lease.

(1) Operating lease

During each period of the lease term the Company recognizes the lease receipts as rental income under the

straight-line method and the initial direct costs incurred are capitalized and amortized on the same basis as the

recognition of rental income which is included in the current gain and loss by installment. Variable lease payments

the Company acquired in connection with operating leases that are not included in the lease receipts are recognized

in the current gain and loss when actually incurred.

(2) Financing lease

At the inception of the lease the Company recognizes the financing lease receivables based on the net lease

investment (the sum of the unsecured residual value and the present value of the lease collection not received on

the first date of the lease term and discounted at the interest rate implicit in the lease) and derecognizes the financing

lease assets. During each period of the lease term the Company calculates and recognizes the interest income at the

interest rate implicit in the lease.The variable lease payments obtained by the Company that are not included in the measurement of the net

lease investment are included in the current gain and loss when actually incurred.

2. After-sale leaseback

According to the Accounting Standards for Business Enterprises No.14-Revenue the Company evaluates and

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determines whether the asset transfer in the after-sale leaseback transaction belongs to sales.If the asset transfer in the after-sale leaseback transaction belongs to sales the Company will carry out

accounting treatment on the asset purchase according to other applicable accounting standards for business

enterprises and carry out accounting treatment on the asset lease according to the Accounting Standards for

Business Enterprises No.21-Lease.If the asset transfer in the after-sale leaseback transaction does not belong to sales the Company will not

recognize the transferred assets but recognize the financial assets equal to the transferred income and conduct

accounting treatment for the financial assets according to the Accounting Standards for Business Enterprises No.22-

Recognition and Measurement of Financial Instruments.

30. Other significant accounting policy and accounting estimate

Accounting treatment methods related to repurchasing company’s shares

If the Company’s shares are purchased for reasons such as reducing the registered capital or rewarding

employees they shall be treated as treasury stock according to the actual amount paid and registered for future

reference. If the repurchased shares are cancelled the capital reserve will be offset by the difference between the

total par value of the shares calculated according to the cancelled par value and the number of cancelled shares and

the actual amount paid for the repurchase and the retained earnings will be offset if the capital reserve is insufficient;

If the repurchased shares are awarded to the employees of the Company as equity-settled shares when the

employees exercise the right to purchase the shares of the Company and pay the price the cost of the treasury stocks

delivered to the employees and the accumulated amount of capital reserve (other capital reserve) during the waiting

period will be resold and the capital reserve (equity premium) will be adjusted according to the difference.

31. Changes in significant accounting policies and accounting estimates

(1) Significant accounting policy changes

□ Applicable □ Not applicable

1. Starting from January 1 2024 the Company implemented the provisions of “Classification of CurrentLiabilities and Non-Current Liabilities” under the Accounting Standards for Business Enterprises Interpretation No.

17 issued by the Ministry of Finance. This change in accounting policy had no impact on the Company’s financial

statements.

2. Starting from January 1 2024 the Company implemented the provisions of “Disclosure of SupplierFinancing Arrangements” under the Accounting Standards for Business Enterprises Interpretation No. 17 issued by

the Ministry of Finance.

3. Starting from January 1 2024 the Company implemented the provisions of “Accounting Treatment for Saleand Leaseback Transactions” under the Accounting Standards for Business Enterprises Interpretation No. 17 issued

by the Ministry of Finance. This change in accounting policy had no impact on the Company’s financial statements.

4. Starting from December 6 2024 the Company implemented the provisions of “Accounting Treatment forQuality Guarantees Not Constituting a Single Performance Obligation” under the Accounting Standards for

Business Enterprises Interpretation No. 18 issued by the Ministry of Finance. This change in accounting policy had

no impact on the Company’s financial statements.

(2) Changes in significant accounting estimate

□ Applicable □ Not applicable

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(3) The first implementation of the new accounting standards since 2024 and the first implementation of

items related to the financial statements at the beginning of that year

□ Applicable □ Not applicable

32. Others

(1) Work safety cost

The work safety costs withdrawn by the Company in accordance with the Administrative Measures for the

Collection and Utilization of Enterprise Work Safety Funds (CZ [2022] No. 136) promulgated by the Ministry of

Finance and the Ministry of Emergency Management were charged to the costs of relevant products or current

profits or losses and also to the “special reserve”. In the case of using the withdrawn work safety costs if they

belong to cost expenditure they shall directly offset the special reserves. Where a fixed asset is formed the

expenditures incurred shall be collected under the item “Construction in Progress” and shall be recognized as a fixed

asset when the completed security project reaches the intended usable state. Moreover the special reserves shall be

written down upon the cost of the formed fixed assets and the accumulated depreciation of the same amount shall

be confirmed and such fixed assets will not be depreciated in any following period.

(2) Segment report

The Company determines the operating segment on the basis of its internal organizational structure

management requirements internal reporting system and so on. Operating segments refer to components within the

Company satisfying all the following conditions:

1. It engages in business activities from which it may earn revenues and incur expenses;

2. The management can evaluate the operating results of such components on a regular basis so as to decide

to allocate resources to them and evaluate their performance;

3. It has access to accounting information of the component such as its financial condition operation result

and cash flow.VI. Taxes

1. Main taxes and tax rates

Taxes Tax bases Tax rates

The output tax calculated based on

the revenue from sales of goods or

Value-added tax (VAT) rendering of services in accordance with the tax law net of the input tax 13% 9% 6% [Note 1]

that is allowed to be deducted in the

current period

Consumption tax The taxable sales value/volume [Note 2]

Urban maintenance and construction tax Turnover tax actually paid 7% 5%

Enterprise income tax Taxable income [Note 3]

For housing property levied on the basis

of price housing property tax is levied at

Housing property tax the balance after deducting 30% of the cost; for housing property levied on the 1.2% 12%

basis of rent housing property tax is

levied at lease income

Education surcharge Turnover tax actually paid 3%

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Local education surcharge Turnover tax actually paid 2%

[Note 1] VAT is calculated and paid at the tax rate of 13% for goods sold. Rental income and sales of liquefied

petroleum gas and steam shall be subject to VAT at the rate of 9%. Warehousing services and other businesses and

interest income shall be subject to VAT at the rate of 6%. The policy of “tax exemption credit and refund” is

implemented for export goods and the export tax rebate rate is 13%

[Note 2] Sales of fuel oil diesel and aviation kerosene are subject to consumption tax at RMB 1.2 yuan/liter. Sales

of gasoline and naphtha are subject to consumption tax at RMB 1.52 yuan/liter.[Note 3] Explanation if taxpayers are subject to different enterprise income tax rates

Taxpayers Income tax rate

The subsidiaries Zhejiang Shengyuan Chemical Fiber Co. Ltd.Ningbo Zhongjin Petrochemical Co. Ltd. Yisheng Dahua

Petrochemical Co. Ltd. Zhejiang Petroleum & Chemical Co. 15%

Ltd. Zhejiang Yongsheng Technology Co. Ltd.The subsidiaries Hong Kong Sheng Hui Limited Hong Kong

Yi Sheng Da Hua Co. Limited Yisheng New Materials

Trading Co. Limited Rongsheng Petrochemical (Hong Kong)

Limited Rongsheng Petrochemical (Singapore) Pte. Ltd. Levied at the rate stipulated by local regulations

Rongtong Logistics (Singapore) Pte. Ltd. Zhejiang Petroleum

& Chemical (Singapore) Pte. Ltd.The subsidiaries Rongxiang Chemical Fiber Co. Ltd.Rongsheng International Trade (Hainan) Co. Ltd. Dalian

Yisheng New Materials Co. Ltd. Zhejiang Rongyi Trading 20%

Co. Ltd. Zhejiang Rongyi Chemical Fiber Co. Ltd.Taxpayers other than the above-mentioned 25%

2. Tax preference

1. According to requirements in the Notice on the Continuation of the Policy of Partial Consumption Tax on

Naphtha and Fuel Oil by the Ministry of Finance People’s Bank of China and State Taxation Administration (No.

87 [2011] of the Ministry of Finance) the Notice on Improving the Tax Refund Policy of Consumption Tax for

Ethylene Aromatic Chemical Products from Naphtha and Fuel Oil by the Ministry of Finance People’s Bank of

China General Administration of Customs and State Taxation Administration (No. 2 [2013] of the Ministry of

Finance) the Interim Measures for the Refund (Exemption) of Consumption Tax for Naphtha and Fuel Oil Used in

the Production of Ethylene and Aromatic Chemical Products by the State Taxation Administration (Announcement

of the State Administration of Taxation No. 36 of 2012) and the Announcement on the Refund of Consumption Tax

for Ethylene and Aromatic Chemical Products from Naphtha and Fuel Oil by the State Administration of Taxation

and General Administration of Customs (Announcement No. 29 of 2013 of the State Administration of Taxation and

the General Administration of Customs) for naphtha and fuel oil purchased by enterprises using naphtha and fuel

oil for the production of ethylene and aromatic hydrocarbons and used for the production of ethylene and aromatic

chemical products the consumption tax included shall be refunded according to the actual quantity consumed; in

the case that the production enterprise implementing the fixed-point direct supply plan and selling naphtha and fuel

oil within the planned quantity limit with a Chinese anti-counterfeiting special VAT invoice with “DDZG” logo it

shall be exempted from consumption tax. The subsidiary Ningbo Zhongjin Petrochemical Co. Ltd. is qualified for

the tax refund and the preferential policy of refunding consumption tax paid in the procurement stage is applicable.Ningbo Zhongjin Petrochemical Co. Ltd. and Zhejiang Petroleum & Chemical Co. Ltd. implementing the fixed-

point direct supply plan meet the above conditions and the preferential policy of exemption from consumption tax

on the sales stage is applicable.According to the requirements of the Notice on Continuing the Increase of Refined Oil Consumption Tax by

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the Ministry of Finance and State Administration of Taxation (No. 11 [2015] of the Ministry of Finance) the unit

consumption tax of diesel aviation kerosene and fuel oil increase from RMB 1.1/L to RMB 1.2/L and suspension

of consumption tax continues to apply in aviation kerosene. The subsidiary Zhejiang Petroleum & Chemical Co.Ltd. enjoys the preferential policy of suspension of consumption tax for selling aviation kerosene.

2. According to the Announcement on Deepening the Reform of Value-added Tax of the Ministry of Finance

the State Administration of Taxation and the General Administration of Customs (Announcement No.39 of 2019 of

the General Administration of Taxation of the Ministry of Finance) and the Announcement on Further Strengthening

the Implementation of the Tax Refund Policy for Value-added Tax at the End of the Period of the Ministry of Finance

and the State Administration of Taxation (Announcement No.14 of 2022 of the Ministry of Finance and the State

Administration of Taxation) the tax refund system for value-added tax at the end of the period was tried out on

April 1 2019. The Company and some subsidiaries meet the relevant conditions for the tax credit refund and the

total amount of tax credit refund received in this period is RMB 467.8495 million.

3. According to the Announcement on Filing of High-tech Enterprises Recognized by Zhejiang Provincial

Accreditation Institutions in 2022 issued by the Office of the National High-tech Enterprise Accreditation

Management Leading Group subsidiaries Zhejiang Shengyuan Chemical Fiber Co. Ltd. and Zhejiang Petroleum

& Chemical Co. Ltd. have passed the high-tech enterprise accreditation and obtained the High-tech Enterprise

Certificate numbered GR202233004307 and GR202233003797 respectively. The validity period of the recognition

is 2022-2024 and the enterprise income tax is calculated and paid at a reduced rate of 15% in the current period.According to the Announcement on the Filing of the Second Batch of High-Tech Enterprises Recognized and

Reported by Dalian City Certification Organization in 2024 issued by the Office of the National High-tech

Enterprise Recognition Management Leading Group the subsidiary Yisheng Dahua Petrochemical Co. Ltd. passed

the high-tech enterprise accreditation and obtained the High-tech Enterprise Certificate with the number of

GR202421201548 which is valid from 2024 to 2026. The enterprise income tax shall be calculated and paid at the

reduced tax rate of 15% in this period.According to the Announcement on Filing the First Batch of High-tech Enterprises Recognized by Ningbo City

Authority in 2022 issued by the Office of the National High-tech Enterprise Recognition Management Leading

Group Ningbo Zhongjin Petrochemical Co. Ltd. a subsidiary has passed the high-tech enterprise accreditation

and obtained the High-tech Enterprise Certificate with the number of GR202233101251 with the validity period of

2022-2024. The enterprise income tax is calculated and paid at the reduced tax rate of 15% in the current period.

According to the Announcement on the Filing of the New Technology Enterprises Identified and Reported by

Zhejiang Provincial Certification Organization in 2024 issued by the Office of the National High-tech Enterprise

Recognition Management Leading Group Zhejiang Yongsheng Technology Co. Ltd. a subsidiary has passed the

high-tech enterprise accreditation and obtained the High-tech Enterprise Certificate with the number of

GR202433003748 with the validity period of 2024-2026. The enterprise income tax is calculated and paid at the

reduced tax rate of 15% in the current period.

4. According to the Announcement on Further Supporting the Development of Small and Micro Enterprises

and Individual Industrial and Commercial Households of the Ministry of Finance and the State Administration of

Taxation (Announcement No.12 of the Ministry of Finance and the State Administration of Taxation in 2023) the

taxable income of small and micro enterprises will be calculated at a reduced rate of 25% and their corporate income

tax will be paid at a rate of 20% which will continue to be implemented until December 31 2027. Subsidiaries

Rongxiang Chemical Fiber Co. Ltd. Rongsheng International Trade (Hainan) Co. Ltd. Dalian Yisheng New

Material Co. Ltd. Zhejiang Rongyi Trade Co. Ltd. and Zhejiang Rongyi Chemical Fiber Co. Ltd. meet the above

requirements in this period. The urban maintenance and construction tax education surcharge and local education

surcharge are levied at half the rate for small low-profit enterprises. The subsidiaries Dalian Yisheng New Material

Co. Ltd. Zhejiang Rongyi Chemical Fiber Co. Ltd. and Zhejiang Rongyi Trade Co. Ltd. meet the above

192 / 276 Full Text of 2024 Annual Report

requirements in this period.

5. According to the Announcement on the Policy of Adding and Deducting Value-added Tax for Advanced

Manufacturing Enterprises of the Ministry of Finance and State Taxation Administration (Announcement No.43 of

the Ministry of Finance and the State Administration of Taxation in 2023) from January 1 2023 to December 31

2027 advanced manufacturing enterprises are allowed to add 5% to the deductible input tax for offsetting the

payable value-added tax in the current period. In the current period subsidiaries Zhejiang Shengyuan Chemical

Fiber Co. Ltd. Yisheng Dahua Petrochemical Co. Ltd. Ningbo Zhongjin Petrochemical Co. Ltd. Zhejiang

Petroleum & Chemical Co. Ltd. and Zhejiang Yongsheng Technology Co. Ltd. are entitled to the above-mentioned

policy of adding and deducting.

6. According to the relevant provisions of the Circular of the Ministry of Finance and the State Administratio

n of Taxation on the Policies Regarding Period-End Value-Added Tax Credit Refund on the Urban Maintenance a

nd Construction Tax Education Fee Surcharge and Local Education Surcharge (Finance & Taxation [2018] No. 8

0) taxpayers implementing the period-end value-added tax credit refund are permitted to deduct the amount of the

refunded VAT from the taxable (levied) bases of the Urban Maintenance and Construction Tax the Education Fe

e Surcharge and the Local Education Surcharge. The subsidiary Zhejiang Shengyuan Chemical Fiber Co. Ltd. enj

oys this tax preference.VII. Notes to Items in the Consolidated Financial Statements

1. Cash and bank balances

Unit: RMB

Items Closing balance Opening balance

Cash on hand 1580800.25 1499665.59

Cash in bank 12624073263.80 11121148364.87

Other cash and bank balances 2207730856.40 1947607435.56

Total 14833384920.45 13070255466.02

Including: Deposited overseas 2835618399.02 2007064372.61

2. Derivative financial assets

Unit: RMB

Items Closing balance Opening balance

Paper futures contracts 55586387.34 100866121.14

Foreign exchange derivatives [Note] 420180297.83 208630666.07

Option contracts [Note] 590642.24

Total 475766685.17 310087429.45

[Note] Reclassified foreign exchange derivative instruments and paper futures contracts from trading financial

assets to derivative financial assets in accordance with the Compilation of Application Guidelines for Enterprise

Accounting Standards (2024).

193 / 276 Full Text of 2024 Annual Report

3. Accounts receivable

(1) Age analysis

Unit: RMB

Ages Closing balance Opening balance

Within 1 year (inclusive of 1 year) 6823012066.63 4552918612.20

1-2 years 1366.19 293966484.61

2-3 years 283780636.85 41283731.68

Over 3 years 33453923.37 387649.73

Total 7140247993.04 4888556478.22

(2) Classified disclosure by bad debt accrual method

Unit: RMB

Closing balance Opening balance

Book balance Provision for bad Provision for bad debts Book balance Carryi debts

Categories CarryinProvisio ng Provisio

amoun g

Amount % to Amount n Amount % to Amoun n t amount total proporti total t proporti

on on

Receivables

with

provision 714024 100.00% 318276

6821

made on a 7993.04 286.68 4.46% 97170

488855100.00%1508223.09%4737736478.22774.563703.66

collective 6.36

basis

6821

Total 714024 100.00% 3182767993.04 286.68 4.46% 97170

488855

6478.22100.00%

1508223.09%473773

6.36774.563703.66

Provision for bad debt by combination: RMB 318276286.68

Unit: RMB

Closing balance

Name

Book balance Provision for bad debts Provision proportion

Portfolio grouped with trade

funds of overseas subsidiaries 2829251353.58

Portfolio grouped with ages 4310996639.46 318276286.68 7.38%

Total 7140247993.04 318276286.68 4.46%

Accounts receivable of provision for bad debt by aging combination

Unit: RMB

Closing balance

Ages

Book balance Provision for bad debts Provision proportion

Within 1 year 3993760713.05 199688035.64 5.00%

194 / 276 Full Text of 2024 Annual Report

1-2 year(s) 1366.19 136.62 10.00%

2-3 years 283780636.85 85134191.05 30.00%

Over 3 years 33453923.37 33453923.37 100.00%

Subtotal 4310996639.46 318276286.68 7.38%

If the provision for bad debts of accounts receivable is accrued according to the general model of expected credit

loss:

□ Applicable □ Not applicable

(3) Bad debt reserves accrual recovered or reversed in the current period

Provision for bad debts in the current period:

Unit: RMB

Increase/Decrease

Items Opening Closing balance Accrual Recovery or reversal Write-off Others

balance

Receivables

with provision

made on a 150822774.56 167453512.12 318276286.68

collective basis

Total 150822774.56 167453512.12 318276286.68

(4) Accounts receivables and contract assets with top 5 ending balances by debtor

Unit: RMB

Closing Proportion to

Closing balance balance Closing balance

Debtors of accounts of of accounts

the closing Provision for bad

receivable and balance of debts of accounts receivable contract accounts receivable

assets contract assets receivable (%)

Sinopec Sales Co. Ltd.East China Branch 1474122217.22 1474122217.22 20.65% 73706110.86

VITOL ASIA PTE LTD 538699642.35 538699642.35 7.54%

GLENCORE

SINGAPORE PTE LTD 534143901.27 534143901.27 7.48%

ITG Resources

522229766.09522229766.097.31%

(Singapore) Pte Ltd

Zhoushan Yushan

Petrochemical 456496581.50 456496581.50 6.39% 22824829.08

Engineering Co. Ltd.Subtotal 3525692108.43 3525692108.43 49.37% 96530939.94

195 / 276 Full Text of 2024 Annual Report

4. Receivables financing

(1) Classified presentation of receivables financing

Unit: RMB

Items Closing balance Opening balance

Bank acceptance 103225654.46 175036242.93

Subtotal 103225654.46 175036242.93

(2) Receivable financing pledged by the Company at the end of the period

Unit: RMB

Items Closing balance pledged

Bank acceptance 57470000.00

Subtotal 57470000.00

(3) Receivables financing endorsed or discounted by the company at the end of the period and not expired

yet on the balance sheet date

Unit: RMB

Items Closing balance derecognized Closing balance not derecognized

Bank acceptance 1771175650.91 0.00

Subtotal 1771175650.91 0.00

The acceptor of bank acceptance bills is a commercial bank with high credit and it is not likely that the bank

acceptance bills accepted by the acceptor will not be paid at maturity so the Company will derecognize these bank

acceptance bills that have been endorsed or discounted. However if such bills are not honored at maturity the

Company remains jointly liable to the holders in accordance with the Law of Negotiable Instruments.

5. Other receivables

Unit: RMB

Items Closing balance Opening balance

Other receivables 4345964007.66 4510228597.49

Total 4345964007.66 4510228597.49

1) Other receivables categorized by nature

Unit: RMB

Nature of receivables Closing balance Opening balance

Government funds receivable 3675348932.89 4013740226.69

Futures margin 313138787.88 317793118.68

Security deposits receivable 285638372.22 34082287.67

Paper goods transaction settlement 75500340.27 60243144.32

Petty cash receivable etc. 30929370.92 26389252.01

196 / 276 Full Text of 2024 Annual Report

Deposits for borrowings 15000000.00 85908960.00

Intercompany balances 10800000.00 10810665.07

Subtotal 4406355804.18 4548967654.44

2) Age analysis

Unit: RMB

Ages Closing balance Opening balance

Within 1 year (inclusive of 1 year) 3154663061.38 2890584356.52

1-2 years 165271254.66 1565488732.75

2-3 years 1063871496.61 44802241.88

Over 3 years 22549991.53 48092323.29

Total 4406355804.18 4548967654.44

3) Classified disclosure by bad debt accrual method

□Applicable □ Not applicable

Unit: RMB

Closing balance Opening balance

Categor Book balance Provision for bad Book balance Provision for bad

ies debts

Carryin debts Carryin

g g

Amount % to Amount % to amount Amount % to Amount % to amount total total total total

Receiva

bles with

provisio

n made 440635 100.00% 6039175804.18 96.52 1.37%

434596454896387390451022

4007.667654.44100.00%56.950.85%8597.49

on a

collectiv

e basis

Total 4406355804.18 100.00%

6039171.37%434596454896100.00%3873900.85%45102296.524007.667654.4456.958597.49

Provision for bad debt by combination: RMB 60391796.52

Unit: RMB

Closing balance

Name

Book balance Provision for bad debts Provision proportion

Government funds receivable 3675348932.89 31803975.36 0.87%

Futures margins 313138787.88

Security deposits receivable 285638372.22 16833208.91 5.89%

Paper goods transaction 75500340.27

settlement

Petty cash receivable etc. 30929370.92 6354612.25 20.55%

Deposits for borrowings 15000000.00

Intercompany balances 10800000.00 5400000.00 50.00%

197 / 276 Full Text of 2024 Annual Report

Subtotal 4406355804.18 60391796.52 1.37%

Book balance changes with significant changes in loss provisions in the current period

Applicable □Not applicable

4)Provision for bad debts is made according to the general model of expected credit loss:

Unit: RMB

Stage 1 Stage 2 Stage 3

12?month Lifetime Provision for bad debts

expected credit expected credit Lifetime expected credit losses

Total

losses losses (credit (credit impaired) not impaired)

Opening balance 2257739.83 18866417.27 17614899.85 38739056.95

Opening balance in the

current period

--Transferred to stage 2 -1401879.86 1401879.86

--Transferred to stage 3 -18647363.30 18647363.30

--Reversed to stage 2

--Reversed to stage 1

Provision made in the 2001784.88 1237201.97 18413752.72 21652739.57

current period

Provision recovered or

reversed in the current

period

Provision written off in the

current period

Other changes

Closing balance 2857644.85 2858135.80 54676015.87 60391796.52

Provision proportion (%) 0.09 1.73 5.03 1.37

There is no significant provisions collected or reversed in the current period.

5) Details of the top 5 debtors with largest balances

Unit: RMB

Proportion to the Provision for bad

Debtors Nature of Closing book receivables balance Ages total balance of

debts at the

other receivables balance sheet date

Consumption tax Government funds

refund receivable receivable 1898211720.77

Within 1

year 43.08%

Zhoushan Green

Petrochemical Base Government funds

Management receivable 1045798000.00 2-3 years 23.73% 31803975.36

Committee [Note 1]

The People’s

government of Government funds 594020000.00 Within 1 13.48%

Yinong Town receivable year

Xiaoshan District

198 / 276 Full Text of 2024 Annual Report

Hangzhou [Note 2]

Zhengzhou Security deposits

Within 1

Commodity Exchange receivable petty 217812380.00

year 1-2 4.94% 660119.00

cash receivable etc. years over 3 years

Investment Promotion

Bureau of Xiaoshan Government funds 100000000.00 Within 1 District Hangzhou receivable year 2.27%

[Note 3]

Subtotal 3855842100.77 87.50% 32464094.36

[Note 1] As of the date of approval for issuing the financial statements the Company has received subsidies

of RMB 442761584.00

[Note 2] As of the date of approval for issuing the financial statements the Company has received subsidies

of RMB 500000000.00

[Note 3] As of the date of approval for issuing the financial statements the Company has received subsidies

of RMB 100000000.00

6. Advances paid

(1) Advance payments presented by age

Unit: RMB

Closing balance Opening balance

Ages

Amount % to total Amount % to total

Within 1 year 1335495318.36 98.60% 1433838902.86 96.02%

1-2 years 7472652.90 0.55% 51983340.46 3.48%

2-3 years 11361398.90 0.84% 7490222.54 0.50%

Over 3 years 190338.32 0.01%

Total 1354519708.48 100.00% 1493312465.86 100.00%

Explanation of the reasons why the prepayment with an age of more than one year and an important amount has not

been settled in time:

There were no significant prepayments aged over 1 year at the end of the period.

(2) Details of the top 5 debtors with largest balances

Proportion to the total

Debtors Book balance balance of advances paid

(%)

Zhenhai Customs of the People’s Republic of China 725754048.09 53.58%

Xinao Xinneng (Zhejiang) Energy Trading Co. Ltd. 69263345.84 5.11%

Chimet S.p.A 51716840.76 3.82%

Dalian Fujia Dahua Petroleum & Chemical Co. Ltd. 39989765.04 2.95%

Sinopec Chemical Sales (Tianjin) Co. Ltd. 26921706.62 1.99%

Subtotal 913645706.35 67.45%

199 / 276 Full Text of 2024 Annual Report

7. Inventories

Whether the Company is subject to the disclosure requirements of the real estate industry

No

(1) Classification of inventories

Unit: RMB

Closing balance Opening balance

Items

Book balance Provision for Carrying write-down amount Book balance

Provision for Carrying

write-down amount

Raw 24248974369.5 24248974369.5 38274190347.5 339286.40 38273851061.1materials 0 0 6 6

Work in 14299190002.9 75164691.08 14224025311.8 15957096293.9process 5 7 6 9449010.11

15947647283.8

5

Goods on

hand 5642813644.18 68717646.29 5574095997.89 7425770624.07

103851876.7

47321918747.33

Goods

dispatched 353746058.32 19945065.67 333800992.65 43141279.48 7872975.73 35268303.75

Work in

process - 2162886.07 2162886.07 252182.13 252182.13

outsourced

Low-value

consumable 183875058.61 183875058.61 154719763.85 154719763.85

s

Total 44730762019.6 163827403.0 44566934616.5 61855170491.0 121513148.9 61733657342.03 4 9 5 8 7

(2) Inventory depreciation reserves and contract performance cost provision for impairment

Unit: RMB

Increase in the current period Decrease in the current period

Items Opening Closing balance Accrual Others Reversal or transfer-out Others

balance

Raw materials 339286.40 339286.40

Work in process 9449010.11 75164691.08 9449010.11 75164691.08

Goods on hand 103851876.74 68717646.29 103851876.74 68717646.29

Goods

dispatched 7872975.73 19945065.67 7872975.73 19945065.67

Total 121513148.98 163827403.04 121513148.98 163827403.04

Determination basis of net realizable value and reasons for the reversal or transfer-out of provision for inventory

write-down:

Items Determination basis of net realizable

Reasons for reversal of Reasons for transfer-out of

value provision for inventory write- provision for inventory down write-down

Estimated selling price of relevant Net realizable value of Inventories with provision for

Raw materials finished goods less cost to be incurred inventories with provision for inventory write-down made in

work in process upon completion estimated selling inventory write-down made in preceding period were

expenses and relevant taxes and preceding period increased used/sold in the current

200 / 276 Full Text of 2024 Annual Report

surcharges period.Finished goods Estimated selling price of relevant Net realizable value of Inventories with provision for

inventory finished goods less estimated selling inventories with provision for inventory write-down made in

expenses and relevant taxes and inventory write-down made in preceding period were sold in

goods dispatched surcharges preceding period increased the current period.

8. Other current assets

Unit: RMB

Items Closing balance Opening balance

Input VAT to be credited 5238332408.47 4338748642.91

Prepaid enterprise income tax 562819947.18 797324.80

Prepaid consumption tax 957583006.60

Total 5801152355.65 5297128974.31

9. Long-term equity investment

201 / 276 Full Text of 2024 Annual Report

Unit: RMB

Increase and decrease in the current period

Opening Closing Closing Opening balance of Cash balance balance of

Investees balance provision Investme Investme

Investment Adjustment

income in other Changes dividend/

Provisio (carryin provision

(carrying for nts nts in other Profit

n for Others g for

amount) impairment increased decreased

recognized under comprehen equity declared for impair amount impairmeequity method sive income distribution ment ) nt

I. Joint ventures

II. Associate

Zhejiang

Yisheng 2704956 64376380.08 -420818.12 276891Petrochemical 582.65 2144.61

Co. Ltd.Ningbo

Hengyi 1675635 -

Trading Co. 05.10 -81450853.13 8239250.7

778734

101.26

Ltd.Zhejiang

Xiaoshan

Rural 2265598 146562823 269000

Commercial 668.75 291067802.78 .92 13228639.60 0655.85

Bank Co.Ltd.Hainan

Yisheng 3483137 -

Petrochemical 669.72 73959625.39 27464169.

352963

043126.07

Co. Ltd.ZPC ENN

(Zhoushan) 8937867.92 5271856.59

142097

Gas Co. Ltd. 24.51

Zhejiang

Dingsheng

Petrochemical 4379460 610568

Engineering 3.87

17262221.8425.71

Co. Ltd.Zhejiang 2966412

Derong 10.33 -130102054.52

2430073168969.16228.97

Chemical Co.

202 / 276 Full Text of 2024 Annual Report

Ltd.Zhoushan

ZPC 7425563 243306.5 749809

Zhougang 8.79 12032024.11 5 11550000.00 69.45

Tug Co. Ltd.Zhejiang

Dongjiang

Green

Petrochemical 1113123

Technology 99.95 -12511596.65

988008

03.30

Innovation

Center Co.Ltd.Ningbo

Coastal Public 5511703.Pipeline Co. 40 -840665.34

467103

8.06

Ltd.Zhejiang

Zhenshi Port 2200159 275284

Services Co. 4.48 5526808.90 03.38

Ltd.Subtotal 9183711 110438586 2673379 951663444.96 244591550.05 .05 .71 24778639.60 6321.17

Total 9183711 110438586 2673379 951663444.96 244591550.05 .05 .71 24778639.60 6321.17

203 / 276 Full Text of 2024 Annual Report

The recoverable amount is determined according to the net amount of fair value minus disposal expenses

□ Applicable □ Not applicable

The recoverable amount is determined according to the present value of the expected future cash flow

□ Applicable □ Not applicable

10. Investment properties

(1) Investment properties under the cost measurement mode

□Applicable □ Not applicable

Unit: RMB

Items Buildings and Land use right Construction in structures progress Total

I. Original carrying

amount

1. Opening balance 14286632.00 14286632.00

2. Increase in the

current period

(1) Outsourcing

(2) Transfers from

inventories/fixed

assets/construction in

progress

(3) Increase due to

business merger

3. Decrease in the

current period

(1) Disposal

(2) Other transfer-out

4. Closing balance 14286632.00 14286632.00

II. Accumulated

depreciation and

accumulated

amortization

1. Opening balance 3891057.40 3891057.40

2. Increase in the

current period 271446.00 271446.00

(1) Accrual or

amortization 271446.00 271446.00

3. Decrease in the

current period

(1) Disposal

(2) Other transfer-out

4. Closing balance 4162503.40 4162503.40

III. Provision for

impairment

1. Opening balance

2. Increase in the

204 / 276 Full Text of 2024 Annual Report

current period

(1) Accrual

3. Decrease in the

current period

(1) Disposal

(2) Other transfer-out

4. Closing balance

IV. Carrying amount

1. Closing carrying

amount 10124128.60 10124128.60

2. Opening carrying

amount 10395574.60 10395574.60

The recoverable amount is determined according to the net amount of fair value minus disposal expenses

□ Applicable □ Not applicable

The recoverable amount is determined according to the present value of the expected future cash flow

□ Applicable □ Not applicable

(2) Investment properties under the fair value method

□ Applicable □ Not applicable

11. Fixed assets

Unit: RMB

Items Closing balance Opening balance

Fixed assets 232497113015.70 219699679397.52

Liquidation of fixed assets

Total 232497113015.70 219699679397.52

(1) Fixed assets

Unit: RMB

Items Buildings and Transportation Other structures Machinery facilities equipment Total

I. Original

carrying amount:

1. Opening

balance 71198105232.65 194194556207.58 247878440.68 356451433.69 265996991314.60

2. Increase in the

current period 960374302.79 27583134112.75 10295155.35 37193243.29 28590996814.18

(1) Acquisition 579221816.34 1064695447.27 10295155.35 31854108.21 1686066527.17

(2) Transferred in

from construction 381152486.45 26518438665.48 5339135.08 26904930287.01

in progress

(3) Increase due to

business merger

205 / 276 Full Text of 2024 Annual Report

3. Decrease in the

current period 6277950.00 3370900.72 1680176.99 958544.59 12287572.30

(1) Disposal or

scrapping 6277950.00 3370900.72 1680176.99 958544.59 12287572.30

4. Closing balance 72152201585.44 221774319419.61 256493419.04 392686132.39 294575700556.48

II. Accumulated

depreciation

1. Opening

balance 8802448426.77 37023289144.10 198473039.46 261561634.53 46285772244.86

2. Increase in the

current period 3346746760.67 12382361050.30 13890748.89 44668980.42 15787667540.28

(1) Accrual 3346746760.67 12382361050.30 13890748.89 44668980.42 15787667540.28

3. Decrease in the

current period 2472143.26 2688142.58 372439.20 859191.54 6391916.58

(1) Disposal or

scrapping 2472143.26 2688142.58 372439.20 859191.54 6391916.58

4. Closing balance 12146723044.18 49402962051.82 211991349.15 305371423.41 62067047868.56

III. Provision for

impairment

1. Opening

balance 11539672.22 11539672.22

2. Increase in the

current period

(1) Accrual

3. Decrease in the

current period

(1) Disposal or

scrapping

4. Closing balance 11539672.22 11539672.22

IV. Carrying

amount

1. Closing carrying

amount 60005478541.26 172359817695.57 44502069.89 87314708.98 232497113015.70

2. Opening

carrying amount 62395656805.88 157159727391.26 49405401.22 94889799.16 219699679397.52

(2) Fixed asset with certificate of titles being unsettled

Unit: RMB

Items Carrying amount Reasons for unsettlement

Buildings and structures – In processing

5373012606.44

ZPC tank farm supporting buildings etc.Buildings and structures – In processing

577467823.24

ZPC dormitory

Buildings and structures – In processing

366078749.60

Shengyuan Chemical Fiber Polymerization Building etc.Buildings and structures – In processing

440010084.35

Yisheng Dahua office building etc.

206 / 276 Full Text of 2024 Annual Report

Buildings and structures – Niluoshan power station In processing

supporting facilities 127414048.68

Buildings and structures – In processing

84815315.44

Zheyou Technology flow workshop

Buildings and structures – In processing

41963613.88

Yongsheng Technology film warehouse etc.Subtotal 7010762241.63

(3) Impairment test of fixed assets

□ Applicable □ Not applicable

12. Construction in progress

Unit: RMB

Items Closing balance Opening balance

Construction in progress 42746526646.14 40987208589.89

Construction materials 1289605450.14 833462480.70

Total 44036132096.28 41820671070.59

(1) Construction in progress

Unit: RMB

Closing balance Opening balance

Items Book Provision for Carrying

balance impairment amount Book balance

Provision for Carrying

impairment amount

1.4 million tons of

ethylene and

downstream

chemical

equipment 154468029 15446802951 15402756124 15402756124

(product structure 51.63.63.76.76

optimization of

the phase II

project)

Public projects

and supporting 899607272. 899607272.74 14708733890 14708733890

facilities 74 .06 .06

Functional

polyester film

expansion project 964148483.with an annual 95 964148483.95

1206752266.1206752266.5757

output of 250000

tons

High performance 129501881 12950188181 2930448031. 2930448031.resin project 81.48 .48 11 11

High-end new 314018891 3140188910.material project 0.32 32 888295228.78 888295228.78

Jintang New 433576998 4335769983.Material Project 3.60 60 507816831.97 507816831.97

207 / 276 Full Text of 2024 Annual Report

Piecemeal 500982086 5009820862. 5342406216. 5342406216.projects 2.42 42 64 64

Subtotal 427465266 42746526646 40987208589 4098720858946.14 .14 .89 .89

208 / 276 Full Text of 2024 Annual Report

(2) Changes in major construction in progress in the current period

Unit: RMB

Amount of

Other Accumul Comp Accumulated borrowing

Opening Increase in Transferre decreases letion amount of cost Annual Project Budgets the current d to fixed in the Closing ated perce borrowing capitalizati capitaliza Source of balance period assets current balance input to budget ntage cost on in the tion rate

funds

period (%) capitalization current

period

1.4 million tons of

ethylene and

downstream

chemical 344851

equipment 70000.0 15402756 37369780 36929311 1544680 99.38% 95.00 962824061.5 445843729 3.27% Bank loans

(product structure 0 124.76 18.78 91.91 2951.63 % 3 .40 and others

optimization of

the phase II

project)

Public projects

and supporting 14708733 61422567 19951383 8996072 798152540.9 353844678 Bank loans

facilities 890.06 95.51 412.83 72.74 5 .49

2.92% and others

High performance 19235380000.0 29304480 10019740 1295018resin project 31.11 150.37 8181.48 74.06%

70.00 335333463.3 304343905 2.95% Bank loans

0 % 3 .73 and others

High-end new 64146910000.0 888295228 22518936 3140188 5.38% 5.00% 32061910.52 30195059. 2.95% Bank loans material project 0 .78 81.54 910.32 23 and others

Jintang New 79538570000.0 507816831 38279531 4335769Material Project .97 51.63 983.60 5.99% 5.00% 81502969.92

58764822. Bank loans

016

3.26% and others

197406

Subtotal 030000. 34438050 25978821 23644314 3677255 2209874946 11929921

00106.68797.83604.747299.77.2595.01

209 / 276 Full Text of 2024 Annual Report

(3) Impairment test of construction in progress

□ Applicable □ Not applicable

(4) Engineering materials

Unit: RMB

Closing balance Opening balance

Items

Book balance Provision for Carrying impairment amount Book balance

Provision for Carrying

impairment amount

Special 1019693874.99 1019693874.99

materials 507367195.93 507367195.93

Special 269911575.15 269911575.15

equipment 326095284.77 326095284.77

Subtotal 1289605450.14 1289605450.14 833462480.70 833462480.70

13. Right-of-use assets

(1) Situation of right-of-use assets

Unit: RMB

Items Buildings and structures Total

I. Original carrying amount

1. Opening balance 285203745.16 285203745.16

2. Increase in the current period

3. Decrease in the current period 4351954.18 4351954.18

(1) Lease expiration 4351954.18 4351954.18

4. Closing balance 280851790.98 280851790.98

II. Accumulated depreciation

1. Opening balance 85101604.00 85101604.00

2. Increase in the current period 23864319.63 23864319.63

(1) Accrual 23864319.63 23864319.63

3. Decrease in the current period 4351954.20 4351954.20

(1) Lease expiration 4351954.20 4351954.20

4. Closing balance 104613969.43 104613969.43

III. Provision for impairment

1. Opening balance

2. Increase in the current period

(1) Accrual

3. Decrease in the current period

(1) Disposal

4. Closing balance

IV. Carrying amount

210 / 276 Full Text of 2024 Annual Report

1. Closing carrying amount 176237821.55 176237821.55

2. Opening carrying amount 200102141.16 200102141.16

(2) Impairment test of right-of-use assets

□ Applicable □ Not applicable

14. Intangible assets

(1) Intangible assets

Expiration of ownership rights (intangible assets)

Unit: RMB

Pollution

Items Land use right Proprietary Management Sea area use technology software discharge right Total right

I. Original

carrying

amount

1. Opening

balance 7921588443.27 5879510.85 60447191.09 113384688.14 38477963.94 8139777797.29

2. Increase in

the current 1377410801.15 2692045.23 26026942.53 11529502.88 1417659291.79

period

(1) Acquisition 1377410801.15 2692045.23 26026942.53 11529502.88 1417659291.79

(2) Internal

R&D

(3) Increase

due to business

merger

3. Decrease in

the current 204043000.00 735000.00 17673133.56 222451133.56

period

(1) Disposal 204043000.00 204043000.00

(2) Ownership

Expiry 735000.00 17673133.56 18408133.56

4. Closing

balance 9094956244.42 5879510.85 63139236.32 138676630.67 32334333.26 9334985955.52

II.Accumulated

amortization

1. Opening

balance 854803056.18 4543032.90 29034219.45 101858356.39 20608719.93 1010847384.85

2. Increase in

the current 185925227.56 188679.24 6854631.47 10948492.68 1629796.86 205546827.81

period

(1) Accrual 185925227.56 188679.24 6854631.47 10948492.68 1629796.86 205546827.81

3. Decrease in

the current 5781218.38 735000.00 17673133.56 24189351.94

period

211 / 276 Full Text of 2024 Annual Report

(1) Disposal 5781218.38 5781218.38

(2) Ownership

Expiry 735000.00 17673133.56 18408133.56

4. Closing

balance 1034947065.36 4731712.14 35888850.92 112071849.07 4565383.23 1192204860.72

III. Provision

for impairment

1. Opening

balance

2. Increase in

the current

period

(1) Accrual

3. Decrease in

the current

period

(1) Disposal

4. Closing

balance

IV. Carrying

value

1. Closing

carrying value 8060009179.06 1147798.71 27250385.40 26604781.60 27768950.03 8142781094.80

2. Opening

carrying value 7066785387.09 1336477.95 31412971.64 11526331.75 17869244.01 7128930412.44

(2) Land use right for which the certificate of title has not been obtained

Unit: RMB

Items Carrying amount Reasons for unsettlement

Land use right 818673984.43 In processing

Subtotal 818673984.43

(3) Impairment test of intangible assets

□ Applicable □ Not applicable

15. Long-term deferred expenses

Unit: RMB

Items Opening balance Increase Amortization Other decreases Closing balance

Improvement

expenditures of

fixed assets leased 45701.13 45701.13

in under operating

leases

Total 45701.13 45701.13

212 / 276 Full Text of 2024 Annual Report

16. Deferred tax assets/deferred income tax liabilities

(1) Deferred tax assets before offset

Unit: RMB

Closing balance Opening balance

Items Deductible temporary

difference Deferred tax assets

Deductible temporary

difference Deferred tax assets

Provision for

impairment of assets 436276327.17 74249543.63 246050247.19 42463572.53

Unrealized profits from

internal transactions 99854988.15 18235948.62 63697197.61 13460223.08

Deductible

unrecovered losses 8534688742.74 1550960099.21 6398196587.74 1157432552.84

Changes in fair value

of held-for-trading

financial instruments 331739047.49 49815680.12 137921940.29 21006601.04

and derivative financial

instruments

Deferred income 191230102.07 29528959.74 186812473.21 28932982.09

Lease liabilities 182212003.42 27331800.51 195424408.50 29313661.28

Total 9776001211.04 1750122031.83 7228102854.54 1292609592.86

(2) Deferred tax liabilities before offset

Unit: RMB

Closing balance Opening balance

Items Taxable temporary Deferred tax Taxable temporary Deferred tax

difference liabilities difference liabilities

One-time pre-tax

deduction of long-term 10046188810.96 1506928321.65 10872084425.53 1630812663.83

assets

Capitalized interest on

borrowings for long-

term asset construction

of subsidiaries from

parent company as 2066452064.88 319599270.81 2147934662.52 326849061.47

paid-in capital at the

consolidated financial

statements level

Changes in fair value

of held-for-trading

financial instruments 432807147.83 64977475.17 309098071.08 49549153.55

and derivative financial

instruments

Right-of-use assets 168620191.32 25293028.70 184427099.32 27664064.90

Government grants 694020000.00 173505000.00 744000000.00 186000000.00

Total 13408088214.99 2090303096.33 14257544258.45 2220874943.75

213 / 276 Full Text of 2024 Annual Report

(3) Deferred tax assets or liabilities presented as net amount after offset

Unit: RMB

Deferred tax assets Deferred tax Deferred tax assets Deferred tax

Items offset by deferred tax assets/liabilities after offset by deferred tax assets/liabilities after

liabilities offset liabilities offset

Deferred tax assets 512945754.55 1237176277.28 601800714.78 690808878.08

Deferred tax liabilities 512945754.55 1577357341.78 601800714.78 1619074228.97

(4) Details of unrecognized deferred income tax assets

Unit: RMB

Items Closing balance Opening balance

Deductible losses 3061760213.17 3808384773.87

Changes in fair value of held-for-trading

financial instruments and derivative 468838.23 74162385.08

financial instruments

Deferred income 7399864.22 8769120.04

Provision for impairment of assets 45827362.55 26285676.35

Lease liabilities 10610567.21 18116777.97

Total 3126066845.38 3935718733.31

(5) The deductible loss of unrecognized deferred income tax assets will expire in the following year

Unit: RMB

Maturity years Closing balance Opening balance

Year 2024 585681449.15

Year 2025 869483144.03 869483144.03

Year 2026 852118955.75 852380510.77

Year 2027 1094476141.77 1094661596.29

Year 2028 104227489.45 406178073.63

Year 2029 141454482.17

Total 3061760213.17 3808384773.87

17. Other non-current assets

Unit: RMB

Closing balance Opening balance

Items Provision Provision

Book balance for Carrying amount Book balance for Carrying amount

impairment impairment

Prepayment

s for 2936356587.96 2936356587.96 4445441053.45 4445441053.45

acquisition

of long-term

214 / 276 Full Text of 2024 Annual Report

asset

Lease value

of leased-in 990467185.82 990467185.82 411214415.96 411214415.96

silver

Total 3926823773.78 3926823773.78 4856655469.41 4856655469.41

18. Assets with ownership or use rights restricted

Unit: RMB

Closing balance Opening balance

Reasons Reasons

Items Book Carrying Type of for Book Carrying Type of for

balance amount restriction restriction balance amount restrictions s restrictions s

Deposits

for letters

of credit Deposits

bank for letters of credit

Cash and acceptance

bank 18895525 18895525 Occupied deposits for 15834003 15834003 Occupied

bank

acceptance

balances 85.00 85.00 deposits lease of 68.50 68.50 deposits silver letters of

letters of guarantee

guarantee and

and borrowings

borrowings

Mortgaged Mortgaged

Fixed 254645778 20834697 for for

assets 826.31 1958.41 Mortgage borrowings

22687501 19446428 Mortgage borrowings

and letters 1143.49 0744.52 and letters

of credit of credit

Mortgaged Mortgaged

Intangible 62294135 56298061 for for

assets 56.02 56.03 Mortgage borrowings

5608715151350745

98.07 43.17 Mortgage borrowings and letters and letters

of credit of credit

Mortgaged Mortgaged

Constructi for for

on in 29474930 29474930 29889674 29889674

progress 368.68 368.68

Mortgage borrowings Mortgage borrowings

and letters 426.59 426.59 and letters

of credit of credit

Receivabl

es 57470000. 57470000.Pledged for Pledged for

00 00 Pledge bank 263131.23 263131.23 Pledge bank financing acceptance acceptance

Total 292297145 24539873 26395706 23107269336.01 1068.12 4267.88 3214.01

19. Short-term borrowings

(1) Categories of short-term borrowings

Unit: RMB

Items Closing balance Opening balance

Guaranteed borrowings 40887276581.01 43817771706.43

215 / 276 Full Text of 2024 Annual Report

Credit borrowings 3203693222.22 795165061.51

Mortgaged and guaranteed borrowings 198000000.00

Total 44090969803.23 44810936767.94

20. Trading financial liabilities

Unit: RMB

Items Closing balance Opening balance

Held-for-trading financial liabilities 1269256561.53 544366956.25

Including: Fair value of leased-in silver 1269256561.53 544366956.25

Total 1269256561.53 544366956.25

21. Derivative financial liabilities

Unit: RMB

Items Closing balance Opening balance

Paper futures contracts [Note] 34655378.23 78931785.08

Total 34655378.23 78931785.08

[Note] Adjustments were made to reclassify paper futures contracts from trading financial liabilities to

derivative financial liabilities in accordance with the Compilation of Enterprise Accounting Standards Application

Guide (2024).

22. Notes payable

Unit: RMB

Items Closing balance Opening balance

Bank acceptance 3204293497.95 4195471402.63

Total 3204293497.95 4195471402.63

23. Accounts payable

(1) Presentation of accounts payable

Unit: RMB

Items Closing balance Opening balance

Payments for material purchase and operations 50482691896.90 39250503194.27

Payments for acquisition of long-term assets 8550137922.21 10493623707.11

Total 59032829819.11 49744126901.38

24. Other payables

Unit: RMB

Items Closing balance Opening balance

216 / 276 Full Text of 2024 Annual Report

Dividends payable 228000000.00

Other payables 6588756879.48 16691133504.47

Total 6588756879.48 16919133504.47

(1) Dividends payable

Unit: RMB

Items Closing balance Opening balance

Dividends payable on ordinary shares by subsidiaries 228000000.00

Total 228000000.00

(2) Other payables

1) Other payables listed by the nature of payment

Unit: RMB

Items Closing balance Opening balance

Intercompany balances 5548635694.24 14776720257.46

Entrusted loan 787149197.50

Security deposits 916055524.03 826693128.75

Settled but unpaid operating expenses 110443622.88 278440701.05

Others 13622038.33 22130219.71

Subtotal 6588756879.48 16691133504.47

There is no other important payables with age over 1 year at the end of the period.

25. Contract liabilities

Unit: RMB

Items Closing balance Opening balance

Payments for goods 5995580462.05 4421732432.83

Total 5995580462.05 4421732432.83

There is no other important contract liabilities with age over 1 year at the end of the period.

26. Employee benefits payable

(1) Presentation of employee benefits

Unit: RMB

Items Opening balance Increase in the Decrease in the current period current period Closing balance

I. Short-term employee

benefits 1019260553.27 3769686804.32 3804883191.95 984064165.64

II. Post-employment 12960223.29 167347072.81 167562183.25 12745112.85

benefits - defined

217 / 276 Full Text of 2024 Annual Report

contribution plan

III. Termination

benefits 1209375.43 1209375.43

Total 1032220776.56 3938243252.56 3973654750.63 996809278.49

(2) Short-term remuneration

Unit: RMB

Items Opening balance Increase in the Decrease in the current period current period Closing balance

1. Wage bonus

allowance and subsidy 1010626077.30 3559521777.54 3595111000.86 975036853.98

2. Employee welfare

fund 26550691.11 26550691.11

3. Social insurance

premium 7487649.31 97603622.53 97244984.25 7846287.59

Including: Medical

premium 6528799.94 84848078.09 84330369.92 7046508.11

Occupational injuries

premium 958849.37 12372129.24 12531199.13 799779.48

Maternity premium 383415.20 383415.20

4. Housing provident

fund 290954.00 58223085.23 58180186.55 333852.68

5. Trade union fund

and employee 855872.66 27787627.91 27796329.18 847171.39

education fund

Subtotal 1019260553.27 3769686804.32 3804883191.95 984064165.64

(3) Presentation of defined contribution plan

Unit: RMB

Items Opening balance Increase in the Decrease in the current period current period Closing balance

1. Basic endowment

insurance premium 12529399.41 161791210.53 161994014.38 12326595.56

2. Unemployment

insurance premium 430823.88 5555862.28 5568168.87 418517.29

Subtotal 12960223.29 167347072.81 167562183.25 12745112.85

27. Taxes payable

Unit: RMB

Items Closing balance Opening balance

VAT 13254307.86 7837443.46

Consumption tax 747606263.37 28973236.05

Enterprise income tax 89950544.34 61736590.18

Individual income tax 15562859.71 15229448.50

218 / 276 Full Text of 2024 Annual Report

Urban maintenance and construction tax 98714225.59 29773987.02

Housing property tax 34022887.00 30376665.46

Land use tax 116305831.44 234528096.28

Education surcharge 42653919.65 12775359.01

Local education surcharge 28437246.39 8518206.02

Environmental protection tax 3145855.20 2831476.99

Stamp duty 67254962.09 40489040.73

Deed tax 20953566.00 3711618.00

Total 1277862468.64 476781167.70

28. Non-current liabilities due within one year

(1) Details

Unit: RMB

Items Closing balance Opening balance

Long-term borrowings due within one

year 38301297104.65 28229063293.47

Bonds payable due within one year 2037082007.25

Lease liabilities due within one year 21198112.29 20538874.09

Total 38322495216.94 30286684174.81

(2) Increase/decrease of bonds payable: (excluding preferred stock perpetual bond and other financial

instruments classified as financial liabilities)

Amoun Openi Premiu Wh

Bonds Par Coup

Current Clos

on Issuin t ng

Par m/disco ethe

Name value g date Maturity outstan Balan value unt

period ing r

rate ding ce interest amortiz

repaymen Bala

ation t nce

defa

ult

20 1000 4/21/20204/ 995452 1030Rongshe 0000 3.86% 4 (2+2) years 4235 124591 394255. 1043276

ng G1 00.00 22/20 830.20 55.96 78.08 94 989.98

No

20

4 years with

the

Company’s

8/31/2 option to

20 1000 020 adjust the 1006

Rongshe 0000 3.45% 9/1/20 coupon rate 995405 225539 610586. 1029823

ng G2 00.00 20. and the 660.39

6584 72.62 11 010.02 No

9/2/20 investor’s 51.29

20 sell-back

option at the

end of the

second year

199082037

Total 58490. 0820 350131 100484 2073100

5907.2550.702.05000.00

219 / 276 Full Text of 2024 Annual Report

29. Other current liabilities

Unit: RMB

Items Closing balance Opening balance

Output tax to be recognized 742351889.84 551990844.96

Total 742351889.84 551990844.96

30. Long-term borrowings

Unit: RMB

Items Closing balance[Note] Opening balance

Mortgaged borrowings 187683275.31 400775733.62

Guaranteed borrowings 25309274718.75 25540063351.05

Credit borrowings 874673819.84 462895972.33

Mortgaged and guaranteed borrowings 93146709048.51 98775848764.18

Total 119518340862.41 125179583821.18

[Note] The Group’s long-term borrowings include multiple bank loans with covenants. As of December 31

2024 the carrying amount of such borrowings amounted to RMB 104096748848.05. The loan agreements require

the Company to comply with covenant conditions such as asset-liability ratio current ratio and interest coverage

ratio during the borrowing period. If these conditions are not met the loans may become repayable on demand at

the discretion of the banks. The Group expects to comply with the aforementioned covenant conditions.

31. Lease liabilities

Unit: RMB

Items Closing balance Opening balance

Lease payments 212198297.79 241120991.44

Unrecognized financial expenses -40573839.45 -48118679.06

Total 171624458.34 193002312.38

32. Deferred income

Unit: RMB

Items Opening balance Increase in the Decrease in the Reasons for current period current period Closing balance balance

Government grants 195581593.25 26625900.00 23577526.96 198629966.29 Related to assets

Total 195581593.25 26625900.00 23577526.96 198629966.29 --

33. Share capital

Unit: RMB

Movements

Opening Closing

balance Issue of new Bonus Conversion balance

shares shares Others Subtotal of reserve to

220 / 276 Full Text of 2024 Annual Report

shares

Total number 101255250 101255250of shares 00.00 00.00

34. Capital reserve

Unit: RMB

Items Opening balance Increase in the Decrease in the current period current period Closing balance

Share/capital premium 10779726139.51 10779726139.51

Other capital reserve 45596119.85 1363423.65 7119047.97 39840495.53

Total 10825322259.36 1363423.65 7119047.97 10819566635.04

Other notes including notes to increase and decrease in the current period and its reasons:

1) Because of other changes in the owner’s equity of associates other than net gain and loss other

comprehensive income and profit distribution the share to be entitled by shareholding ratio calculated by the

company is included in the capital reserve (other capital reserves) that is RMB 1363423.65.

2) During this period the subsidiary Zhejiang Petroleum & Chemical Co. Ltd. transferred its equity in

associate resulting in a transfer of the accumulated capital reserve (other capital reserve) of RMB 7119047.97.

35. Treasury stock

Unit: RMB

Items Opening balance Increase in the Decrease in the current period current period Closing balance

Repurchased public shares 6619807176.02 367392060.78 190413.56 6987008823.24

Total 6619807176.02 367392060.78 190413.56 6987008823.24

Other notes including notes to increase and decrease in the current period and its reasons:

According to the Proposal on Repurchase of Shares of the Company deliberated and adopted at the 21st

meeting of the fifth board of directors held by the Company on March 15 2022 the Company has used its own

funds to buy back part of the public shares issued by it in the form of centralized bidding transaction which is used

to convert corporate bonds issued by listed companies that can be converted into shares. In the current period the

repurchase amount is not less than RMB 1 billion (inclusive) and not more than RMB 2 billion (inclusive) and the

repurchase price is not more than RMB 22/share (inclusive).According to the Proposal on Repurchase of Shares of the Company deliberated and adopted at the second

meeting of the sixth session of the Board of Directors of the Company held on August 4 2022 the Company has

used its own funds to buy back part of the public shares issued by it in China in the form of centralized bidding

transaction which is used to convert corporate bonds or employee stock ownership plans issued by listed companies

that can be converted into shares. The total amount of repurchase funds shall be not less than RMB 1 billion

(inclusive) and not more than RMB 2 billion (inclusive) and the repurchase price shall not exceed RMB 20/share.According to the Proposal on Repurchase of Shares approved at the 10th meeting of the Sixth Board of

Directors on August 21 2023 and the Proposal on Increasing the Amount of Share Repurchase (Phase III)

approved at the 14th meeting of the Sixth Board of Directors on November 27 2023 it was agreed that the Company

would use its own funds to repurchase a portion of its domestically issued RMB-denominated ordinary shares (A-

shares) through centralized bidding transactions which would be used to convert corporate bonds or employee stock

221 / 276 Full Text of 2024 Annual Report

ownership plans that could be converted into shares issued by listed companies. The repurchase amount was no less

than RMB 1.5 billion (inclusive) and no more than RMB 3.0 billion (inclusive) and the repurchase price was no

more than RMB 18 per share (inclusive).At the beginning of the period the Company had already repurchased 516433122 shares. During this period

it repurchased additional 36799736 shares through the dedicated repurchase securities account via centralized

bidding transactions with a total transaction amount of RMB 367392060.78 (excluding transaction fees). At the

same time by entering into over-the-counter (OTC) derivative agreements with CITIC Securities Co. Ltd. and

Shenwan Hongyuan Securities Co. Ltd. the Company obtained cash settlement gains thereby reducing the actual

repurchase cost by RMB 190416.56 for this period.As of December 31 2024 the Company has completed the aforementioned third-phase share repurchase

program.

36. Other comprehensive income

Unit: RMB

Current period cumulative

Less:

Amount

Less: OCI included

Current previously in other

period recognized comprehe Attributab

Items Opening cumulat but

nsive Less: Attributab le to non- Closing

balance ive transferred incomes previously Income tax

le to controlling balance

before to profit or parent and then expenses company shareholdeincome loss in the

tax current transferre

rs

period d into current

retained

earnings

I. Items not to

be reclassified

subsequently 590642.2 -

to profit or 4 590642.24

loss

Others 590642.24

-

590642.24

II. Items to be

reclassified

subsequently 1096132 110438 - 17127899

-28089221

to profit or 24.11 586.05 2998687.87 2.87

2261359.6

26.98

loss

Including:

OCI to be

transferred to 1057702 110438 - 12020716 - 22597745

profit or loss 86.01 586.05 2998687.87 7.57 6769893.6 3.58

under equity 5

method

Translation 3842938.reserves 10

51071825.4508534.054914763.

30340

Total 1102038 110438 - 17068835 - 2808922166.35 586.05 2998687.87 0.63 2261359.6 6.98

222 / 276 Full Text of 2024 Annual Report

2

37. Special reserves

Unit: RMB

Items Opening balance Increase in the Decrease in the current period current period Closing balance

Work safety fund 60677296.91 396314212.37 437934321.85 19057187.43

Total 60677296.91 396314212.37 437934321.85 19057187.43

Other notes including notes to increase and decrease in the current period and its reasons:

The increase and decrease of special reserve in this period are the work safety expenses accrued and used by

subsidiaries Zhejiang Petroleum & Chemical Co. Ltd. Ningbo Zhongjin Petrochemical Co. Ltd. Yisheng Dahua

Petrochemical Co. Ltd. Zhejiang Yisheng New Material Co. Ltd. and ZPC Zheyou Technology Co. Ltd.

38. Surplus reserve

Unit: RMB

Items Opening balance Increase in the Decrease in the current period current period Closing balance

Statutory surplus

reserve 974151644.68 296591421.35 1270743066.03

Total 974151644.68 296591421.35 1270743066.03

Notes to surplus reserves including notes to current increase and decrease and related reasons:

According to the Articles of Association 10% of the net profit realized by the parent company in this period

has been withdrawn for the statutory surplus reserve.

39. Undistributed profit

Unit: RMB

Items Current period cumulative Preceding period comparative

Balance before adjustment at the end of

preceding period 28859818194.51 29264532743.94

Add: Increase due to adjustment (or less:

decrease) 1177803.84

Opening balance after adjustment 28859818194.51 29265710547.78

Add: Net profit attributable to owners of

the parent company 724484686.45 1158146248.89

Less: Appropriation of statutory surplus

reserve 296591421.35 87681249.96

Dividend payable on ordinary

shares 957314454.20 1476357352.20

Closing balance 28330397005.41 28859818194.51

223 / 276 Full Text of 2024 Annual Report

40. Operating revenue and operating cost

(1) Details

Unit: RMB

Current period cumulative Preceding period comparative

Items

Revenue Cost Revenue Cost

Main operations 324687881171.91 287532565333.66 324161501353.80 286937146140.13

Other operations 1787281436.97 1457978546.89 950112914.29 821739557.17

Total 326475162608.88 288990543880.55 325111614268.09 287758885697.30

Whether the lower of the net profits before and after net of non-recurring gains/losses is negative through audit

□ Yes □ No

Other notes

(2) Breakdown of revenue

1) Breakdown of revenue from contracts with customers by goods or services

Amount in the current period Amount in the previous period

Items

Revenue Cost Revenue Cost

Refining 117855712431.38 97149285936.52 121884564630.35 97185773925.13

Chemical 121767959624.54 105205550952.93 121776659403.66 109402218957.65

PTA 49677505579.61 50351837995.70 53189803246.86 53529769810.68

Polyester chemical

fiber film 18507338180.98 18195490832.19 14717875220.67 14245686777.56

Trade and others 18659250541.39 18084103124.44 13540394215.39 13394398783.78

Subtotal 326467766357.90 288986268841.78 325109296716.93 287757848254.80

The Company’s total chemical production capacity (including associate) reached 59.27 million tons

corresponding to a total of RMB 278.6 billion in operating revenue from chemicals in 2024.

2) Breakdown of revenue from contracts with customers by time of transferring goods or rendering services

Unit: RMB

Items Current period cumulative Preceding period comparative

Recognized at a point in time 326467766357.90 325109296716.93

Subtotal 326467766357.90 325109296716.93

(3) Information related to performance obligations

Nature of

Time of fulfilling Significant goods or Type of

Items performance payment services that

Whether the Amount expected warranties and

obligations terms the Company

Company is a to be returned to related

has promised principal the customer obligations

to transfer

Sale Upon delivery of The payment Products that Warranty-type of goods is generally meet national Yes None quality Goods made in standards guarantee

224 / 276 Full Text of 2024 Annual Report

advance; the

payment

duration for

accounts

receivable is

generally

from 30 to 90

days after

delivery

(4) The revenue recognized in the current period included in the opening carrying amount of contract liabilities

is RMB 4421732432.83.

(5) Revenue from and cost of trial sales presented as operating revenue and operating cost

1) Revenue from and cost of trial sales

Unit: RMB

Items Current period cumulative Preceding period comparative

Revenue 10302502259.17 12346750810.64

Cost 9364411482.35 12028406955.08

2) Critical accounting estimates used in determining costs related to commissioning sales

For the inventory of trial production before the fixed assets of the Company reach the expected usable state

the relevant inventory cost is recognized on the basis of the necessary and reasonable expense under the normal

design production capacity combined with the normal design production capacity after the fixed assets reach the

expected usable state the normal production input-output ratio of the products and other factors.

41. Taxes and surcharges

Unit: RMB

Items Current period cumulative Preceding period comparative

Consumption tax 21876182863.52 20158116786.69

Urban maintenance and construction tax 1522606490.49 1413261170.65

Education surcharge 662539298.03 609449176.14

Housing property tax 40528943.36 35451787.21

Land use tax 119576761.38 145847592.94

Vehicle and vessel use tax 88104.29 92010.68

Stamp duty 210664196.49 167370574.64

Local education surcharge 441692865.27 406300720.73

Environmental protection tax 23560240.64 11767763.80

Total 24897439763.47 22947657583.48

42. Administrative expenses

Unit: RMB

Items Current period cumulative Preceding period comparative

Employee benefits 403637588.16 404325067.28

Office expenses 144753610.00 132123305.00

225 / 276 Full Text of 2024 Annual Report

Depreciation and amortization 248918000.60 170018094.68

Insurance fees 140182396.42 156362133.49

Business entertainment expenses 13536625.23 20556059.77

Others 25685474.38 25613358.00

Total 976713694.79 908998018.22

43. Selling expenses

Unit: RMB

Items Current period cumulative Preceding period comparative

Employee benefits 143059036.16 114405591.84

Sales business fees 33491051.89 33264718.69

Others 16562212.76 12791937.40

Total 193112300.81 160462247.93

44. R&D expenses

Unit: RMB

Items Current period cumulative Preceding period comparative

Direct inputs 3650032751.45 5002777534.42

Depreciation and amortization 847644288.46 977831515.04

Employee benefits 582233984.76 553305248.93

Equipment testing fees 7362107.00 7048769.45

Outsourced R&D and others 14210153.93 14319284.66

Total 5101483285.60 6555282352.50

45. Financial expenses

Unit: RMB

Items Current period cumulative Preceding period comparative

Interest expenditures 7077035657.42 7352267160.76

Interest income -544687994.07 -462192239.25

Gains and losses on foreign exchange 239749460.14 988178999.07

Others 359242723.86 323873805.56

Total 7131339847.35 8202127726.14

46. Other income

Unit: RMB

Sources generating other incomes Current period cumulative Preceding period comparative

Government grants related to assets 23577526.96 30422294.00

Government grants related to income 1077141580.04 798372989.39

226 / 276 Full Text of 2024 Annual Report

Refund of handling fees for withholding

individual income tax 3890671.08 5085360.29

VAT extra deductions 1767143763.75 1751845788.50

Others 151540.00 3514912.00

Total 2871905081.83 2589241344.18

47. Gains on changes in fair value

Unit: RMB

Items Current period cumulative Preceding period comparative

Derivative financial assets 319353476.86 292781787.20

Derivative financial liabilities -34655378.23 -78931785.08

Held-for-trading financial liabilities -164399967.20 -57963734.18

Total 120298131.43 155886267.94

48. Investment income

Unit: RMB

Items Current period cumulative Preceding period comparative

Investment income from long-term

equity investments under equity method 244591550.05 275964998.21

Investment income from disposal of

long-term equity investments 10960230.72 30580952.97

Losses on discounting of receivables

financing -68823737.96 327969992.65

Investment income from disposal of

derivative financial assets -24087658.90 -174729555.22

Interest income from call loans between

related parties 392911.94 248144.66

Total 163033295.85 460034533.27

49. Credit impairment loss

Unit: RMB

Items Current period cumulative Preceding period comparative

Bad debts -189106251.69 -105271556.51

Total -189106251.69 -105271556.51

50. Assets impairment loss

Unit: RMB

Items Current period cumulative Preceding period comparative

Inventory write-down loss -163827403.04 -121513148.98

Total -163827403.04 -121513148.98

227 / 276 Full Text of 2024 Annual Report

51. Gains on asset disposal

Unit: RMB

Sources of asset disposal income Current period cumulative Preceding period comparative

Gains on disposal of fixed assets -334956.39 3706231.92

Gains on disposal of intangible assets 17775133.30

Total 17440176.91 3706231.92

52. Non-operating revenue

Unit: RMB

Items Current period cumulative Preceding period Amount included in non-comparative recurring profit or loss

Indemnity income 9406545.91 223772.36 9406545.91

Confiscatory income 845875.26 2533090.04 845875.26

Others 218528.74 199409.30 218528.74

Total 10470949.91 2956271.70 10470949.91

53. Non-operating expenditures

Unit: RMB

Items Current period cumulative Preceding period Amount included in non-comparative recurring profit or loss

Donation expenditures 17300000.00 10000000.00 17300000.00

Losses on damage or

retirement of non-current 362553.03 156295.40 362553.03

assets

Overdue fines 60411769.58 403869.72 60411769.58

Compensation expenses 30488423.15 30488423.15

Others 464403.13 101964.64 464403.13

Total 109027148.89 10662129.76 109027148.89

54. Income tax expenses

(1) Presentation of income tax expenses

Unit: RMB

Items Current period cumulative Preceding period comparative

Current period income tax expenses 368480873.10 597000358.58

Deferred income tax expenses -588084286.39 -647584367.94

Total -219603413.29 -50584009.36

228 / 276 Full Text of 2024 Annual Report

(2) Adjustment of accounting profit and income tax expense

Unit: RMB

Items Current period cumulative

Profit before tax 1905716668.62

Income tax expenses based on tax rate applicable to the parent

company 476429167.15

Effect of different tax rate applicable to subsidiaries -114282096.25

Effect of prior income tax reconciliation -4475808.72

Effect of non-taxable income -147549741.61

Effect of non-deductible costs expenses and losses 130657096.78

Effect of utilization of deductible losses not previously

recognized as deferred tax assets -176072653.11

Effect of deducible temporary differences or deductible losses

not recognized as deferred tax assets in the current period 35363620.54

Effect of extra deductions of R&D costs -419672998.07

Income tax expenses -219603413.29

55. Other comprehensive income

Refer to Note VII 36 for details.

56. Cash flow statement items

(1) Cash related to operating activities

Other cash receipts related to operating activities

Unit: RMB

Items Current period cumulative Preceding period comparative

Receipts of government grants 1704903975.77 882037187.49

Withdrawal of deposits for notes and

letters of credit 1274960321.30 2227779041.99

Receipts of temporary borrowings from

Zhejiang Rongsheng Holding Group Co. 201500000.00 1700000000.00

Ltd.Receipts of interest income from cash in

bank 544687994.07 462192239.25

Withdrawal of operating security

deposits 243339427.96 358954526.64

Others 29972875.16 20817409.42

Total 3999364594.26 5651780404.79

Other cash payments related to operating activities

Unit: RMB

Items Current period cumulative Preceding period comparative

Payment for deposits for notes and letters

of credit 939955714.82 1274961321.30

229 / 276 Full Text of 2024 Annual Report

Repayment of temporary borrowings

from Zhejiang Rongsheng Holding 201500000.00 1700000000.00

Group Co. Ltd.Out-of-pocket expenses of administrative

expenses R&D expenses and selling 451840559.05 421455195.91

expenses

Payment for bank handling fees 273301181.98 302962268.04

Payment for operating security deposits 419277649.81 241779503.01

Others 389101702.33 79759938.71

Total 2674976807.99 4020918226.97

(2) Cash related to investment activities

Other cash receipts related to investing activities

Unit: RMB

Items Current period cumulative Preceding period comparative

Withdrawal of deposits for notes and

letters of credit 58439047.20 300801878.44

Receipts of project and land bidding

deposits 126799650.30 170796112.11

Withdrawal of temporary borrowings and

interests from ZPC ENN (Zhoushan) Gas 416486.66 248144.64

Co. Ltd.Total 185655184.16 471846135.19

Other cash payments related to investing activities

Unit: RMB

Items Current period cumulative Preceding period comparative

Payment for project and land bidding

deposits 115357030.89 152021068.01

Payment for deposits for notes and letters

of credit 26984994.77 58439047.20

Payment for temporary borrowings to

ZPC ENN (Zhoushan) Gas Co. Ltd. 6000000.00

Total 142342025.66 216460115.21

(3) Cash related to financing activities

Other cash receipts related to financing activities

Unit: RMB

Items Current period cumulative Preceding period comparative

Receipts from discounted but undue

letters of credit and notes 18250688807.61

Receipts of temporary borrowings from

Zhejiang Rongsheng Holding Group Co. 3148500000.00 19821000000.00

Ltd.Receipts of entrusted loans from 786000000.00

Zhejiang Yisheng Petrochemical Co.

230 / 276 Full Text of 2024 Annual Report

Ltd.Withdrawal of deposits for borrowings 70908960.00 250000000.00

Receipts of the transaction margin and

settlement funds related to the repurchase 5895301.00

of shares

Receipts from transfer of non-controlling

interest of subsidiaries 28325460.00

Total 21475993068.61 20885325460.00

Other cash payments related to financing activities

Unit: RMB

Items Current period cumulative Preceding period comparative

Repayment of temporary borrowings

from Zhejiang Rongsheng Holding 12415012459.99 6927759989.43

Group Co. Ltd.Repayment of entrusted loans from

Zhejiang Yisheng Petrochemical Co. 804453086.65 1028982195.75

Ltd. and interests thereof

Payment for repurchase of shares 367392060.78 2642310498.59

Payment for financing handling fees 85941541.88 20911537.53

Payment for right-of-use assets 30874272.20 31518302.23

Payment for deposits for borrowings 250000000.00

Payment for discounted letters of credit

upon maturity 20297165632.32

Payment for option margin 5000000.00

Payment for deposits for leased-in silver 672580625.41

Total 14376254046.91 31203648155.85

Changes in all liabilities arising from financing activities

□ Applicable □ Not applicable

57. Supplementary information on cash flow statement

(1) Supplementary information of Cash Flow Statement

Unit: RMB

Supplementary information Current period cumulative Preceding period comparative

1. Reconciliation of net profit to cash

flows from operating activities:

Net profit 2125320081.91 1603162465.64

Add: Provision for assets impairment 163827403.04 121513148.98

Provision for credit impairment 189106251.69 105271556.51

Depreciation of fixed assets oil and gas

assets productive biological assets 15021129741.20 14535540221.77

Depreciation of right-of-use assets 23864319.63 25504627.18

Amortization of intangible assets 185023887.02 160144938.95

Amortization of long-term prepayments 45701.13 71458.00

231 / 276 Full Text of 2024 Annual Report

Losses on disposal of fixed assets

intangible assets and other long-term -17440176.91 -3706231.92

assets (Less: gains)

Fixed assets retirement loss (Less: gains) 362553.03 156295.40

Losses on changes in fair value (Less:

gains) -120298131.43 -155886267.94

Financial expenses (Less: gains) 7412256559.44 8367284097.36

Investment losses (Less: gains) -163033295.85 -460034533.27

Decrease of deferred tax assets (Less:

increase) -546367399.20 -310687195.79

Increase of deferred tax liabilities (Less:

decrease) -41716887.19 -336897172.15

Decrease of inventories (Less: increase) 16587048796.10 -1165260697.11

Decrease of operating receivables (Less:

increase) -5370176094.92 695137952.67

Increase of operating payables (Less:

decrease) -796925853.22 4721365821.01

Others -42900850.59 176541023.44

Net cash flows from operating activities 34609126604.88 28079221508.73

2. Significant investing and financing

activities not related to cash receipts and

payments:

Conversion of debt into capital

Convertible bonds due within one year

Fixed assets leased under finance leases

3. Net changes in cash and cash

equivalents:

Cash at the end of the period 12943832335.45 11486855097.52

Less: Cash at the beginning of the period 11486855097.52 15459279803.77

Add: Cash equivalents at the end of the

period

Less: Cash equivalents at the beginning

of the period

Net increase of cash and cash equivalents 1456977237.93 -3972424706.25

(2) Composition of cash and cash equivalents

Unit: RMB

Items Closing balance Opening balance

I. Cash 12943832335.45 11486855097.52

Including: cash on hand 1580800.25 1499665.59

Cash in bank on demand for payment 12624073263.80 11121148364.87

Other cash and bank balances on demand

for payment 318178271.40 364207067.06

III. Cash and cash equivalents at the end

of the period 12943832335.45 11486855097.52

232 / 276 Full Text of 2024 Annual Report

(3) Cash and bank balances not considered as cash and cash equivalents

Unit: RMB

Items Closing balance Opening balance Reasons for not considered as cash and cash equivalents

Deposits for bank acceptance 471306867.33 771727014.41

Deposits for letters of credit 475632655.05 561350011.26

Deposits for loans 250000000.00 250000000.00 These are all deposits for related businesses and are subject to

Deposits for letters of restrictions on use.guarantee 20001187.21

Deposits for leased-in silver 672580625.41

Accrued interest of deposits 30250.00 322342.83 The accrued interest on the deposit

ETC deposits 1000.00 1000.00 ETC frozen funds

Subtotal 1889552585.00 1583400368.50

(4) Changes in liabilities related to financing activities

Unit:RMB 10000

Opening Increase Decrease Items balance Changes in Changes in Changes in Changes in Closing balance

cash non-cash cash non-cash

Bank borrowings 19821958.38 12603287.23 849863.32 13084048.16 20191060.77

Other payables –

temporary borrowings

from Zhejiang 1461576.36 314850.00 19938.45 1241501.25 554863.56

Rongsheng Holding

Group Co. Ltd.Other payables –

entrusted loans from

Zhejiang Yisheng 78714.92 1730.39 80445.31

Petrochemical Co.Ltd.Other payables –

dividend payable 22800.00 340731.45 363531.45

Bonds payable

(including bonds

payable due within 203708.20 3601.80 207310.00

one year)

Lease liabilities

(including lease

liabilities due within 21354.12 1015.57 3087.43 19282.26

one year)

Subtotal 21610111.98 12918137.23 1216880.98 14979923.60 20765206.59

(5) Major activities that do not involve cash receipts and payments

Endorsement and transfer amount of commercial drafts that do not involve cash receipts and payments

Items Current period cumulative Preceding period comparative

233 / 276 Full Text of 2024 Annual Report

Amount of endorsed commercial acceptance 609274450.40 3524694837.25

Including: Payments for goods 434924689.02 3454580186.05

Payments for acquisition of fixed assets and other long-term assets 174349761.38 70114651.20

58. Foreign currency monetary items

(1) Monetary items in foreign currency

Unit: RMB

Items Closing balance in foreign Exchange rate RMB equivalent at the end currencies of the period

Cash and bank balances

Including: USD 746268368.26 7.1884 5364475538.40

EUR 4548291.87 7.5257 34229080.13

HKD 230186.82 0.92604 213162.20

Pound 2.70 9.0765 24.51

SGD 2350376.90 5.3214 12507295.65

Accounts receivable

Including: USD 542762040.06 7.1884 3901590648.77

Other receivables

Including: USD 14660128.94 7.1884 105382870.87

SGD 40614.65 5.3214 216126.80

HKD 53901206.49 0.92604 49914673.26

Other payables

Including: USD 13335663.62 7.1884 95862084.37

SGD 102100.37 5.3214 543316.91

Short-term borrowings

Including: USD 95552540.68 7.1884 686869883.42

Accounts payable

Including: USD 1211508617.27 7.1884 8708808544.39

EUR 6652993.05 7.5257 50068429.80

GBP 678025.00 9.0765 6154093.91

Long-term borrowings

Including: EUR 47994261.07 7.5257 361190410.53

Non-current liabilities due

within one year

Including: USD 1030962.05 7.1884 7410967.60

EUR 6399234.82 7.5257 48158721.48

234 / 276 Full Text of 2024 Annual Report

(2) Description of the overseas operating entity including important overseas operating entity shall

disclose its main overseas business place recording currency and the basis for selection and shall also

disclose reasons in the case of changes in recording currency.□Applicable □ Not applicable

Name of entities Place of Functional registration currency Selection basis

Hong Kong Sheng Hui Limited Hong Kong SAR

Hong Kong Yisheng Dahua Petrochemical Co. Ltd. Hong Kong SAR

Yisheng New Materials Trading Co. Ltd. Hong Kong SAR

Common settlement

Rongsheng Petrochemical (Hong Kong) Co. Ltd. Hong Kong SAR USD currency for their

operations

Rongsheng Petrochemical (Singapore) Pte. Ltd. Singapore

Zhejiang Petroleum & Chemical (Singapore) Pte. Ltd. Singapore

Rongtong Logistics (Singapore) Pte. Ltd. Singapore

59. Lease

(1) The Company as the lessee

□Applicable □ Not applicable

Variable lease payments not included in the measurement of lease liabilities

□ Applicable □ Not applicable

Simplified treatment of short-term leases or rental expenses of low-value assets

□Applicable □ Not applicable

1) Please refer to Note VII 13 of these financial statements for information about the right-of-use assets.

2) Accounting policies of short-term leases and low-value asset leases of the Company are detailed in Note V

29 of these financial statements. The amounts of short-term lease expense and low-value asset lease expense

included in the current gain and loss are as follows:

Items Current period cumulative Preceding period comparative

Expense relating to short-term leases 23582427.12 20554034.54

Expense relating to leases of low-value assets

(excluding short-term leases)

Total 23582427.12 20554034.54

3) Current gain and loss and cash flow related to leasing

Items Current period cumulative Preceding period comparative

Interest expense on lease liabilities 8158128.24 9249553.79

Total cash outflows related to leases 55525318.25 52662695.17

4) The maturity analysis of lease liabilities and the corresponding liquidity risk management are detailed in

Note IX (II) of these financial statements.

235 / 276 Full Text of 2024 Annual Report

(2) The Company as the lessor

Operating lease as lessor

□Applicable □ Not applicable

Unit: RMB

Items Leasing revenue

Lease income 7396250.98

Total 7396250.98

Financial lease as lessor

□ Applicable □ Not applicable

Undiscounted lease receipts for each of the next five years

□Applicable □ Not applicable

Unit: RMB

Undiscounted annual lease receivables

Items

Closing balance Opening balance

Within 1 year 2137089.00 1433356.05

1-2 years 2137089.00

2-3 years 2137089.00

3-4 years 2137089.00

4-5 years 2137089.00

Total amount of undiscounted lease

receipts after five years 12644441.00

(3) Recognition of the profit and loss of financial leasing sales as a manufacturer or distributor

□ Applicable □ Not applicable

60. Others

Supplier financing arrangements

(1) Terms and conditions of supplier financing arrangements

Banks Amount of Commencement borrowings date Maturity date Guarantors

Zhejiang Rongsheng

Huishang Bank Co. Ltd. 92000000.00 March 27 2024 March 19 2025 Holding Group Co.Ningbo Haishu Sub-branch Ltd.Agricultural Bank of China Zhejiang Rongsheng

Co. Ltd. Ningbo Xiapu Sub- 89000000.00 April 9 2024 April 7 2025 Holding Group Co.branch Ltd.Agricultural Bank of China Zhejiang Rongsheng

Co. Ltd. Ningbo Xiapu Sub- 80000000.00 April 9 2024 April 7 2025 Holding Group Co.branch Ltd.Agricultural Bank of China Zhejiang Rongsheng

Co. Ltd. Ningbo Xiapu Sub- 84000000.00 April 9 2024 April 7 2025 Holding Group Co.branch Ltd.

236 / 276 Full Text of 2024 Annual Report

Agricultural Bank of China Zhejiang Rongsheng

Co. Ltd. Ningbo Xiapu Sub- 50000000.00 June 17 2024 June 12 2025 Holding Group Co.branch Ltd.Agricultural Bank of China Zhejiang Rongsheng

Co. Ltd. Ningbo Xiapu Sub- 30000000.00 June 25 2024 June 19 2025 Holding Group Co.branch Ltd.Agricultural Bank of China Zhejiang Rongsheng

Co. Ltd. Ningbo Xiapu Sub- 17000000.00 September 25 2024 September 16 2025 Holding Group Co.branch Ltd.China Construction Bank Zhejiang Rongsheng

Corporation Hangzhou 50000000.00 March 29 2024 March 20 2025 Holding Group Co.Dangwan Sub-branch Ltd.Bank of China Co. Ltd. Zhejiang Rongsheng

Zhejiang Branch 10000000.00 September 29 2024 March 17 2025 Holding Group Co. Ltd.

(2) Liabilities related to supplier financing arrangements

1) Carrying amount of related liabilities

Items Closing balance Opening balance

Short-term borrowings 502000000.00

Including: Payments already received by suppliers 502000000.00

Subtotal 502000000.00

2) Range of payment due dates for related liabilities

Items Range of payment due dates at Range of payment due dates at the the end of the current period beginning of the current period

Liabilities under finance arrangements March 17 2025 – September 16 2025

3) Non-cash changes in related liabilities

Non-cash change type Current period cumulative Preceding period comparative

Balances transferred from accounts payable to short-

term borrowings 502000000.00

VIII. R&D expenditure

Unit: RMB

Items Current period cumulative Preceding period comparative

Direct inputs 3650032751.45 5002777534.42

Depreciation and amortization 847644288.46 977831515.04

Employee benefits 582233984.76 553305248.93

Equipment commissioning costs 7362107.00 7048769.45

Outsourced R&D and others 14210153.93 14319284.66

Total 5101483285.60 6555282352.50

Including: R&D costs to be expensed 5101483285.60 6555282352.50

237 / 276 Full Text of 2024 Annual Report

IX. Consolidation scope changes

Changes in consolidation scope for other reasons

1. Increase in consolidation scope

Proportion of

Acquisition

Company name Date of equity Subscribed capital subscribed capital method acquisition contribution

contribution (%)

Taizhou ZPC Sales Co. Ltd. New establishment February 27 2024 10000000.00 100.00

Zhejiang Rongyi Chemical Fiber Co.Ltd. New establishment March 8 2024 10000000.00 100.00

Zhoushan ZPC Logistics Co. Ltd. New establishment April 12 2024 10000000.00 100.00

2. Decrease in consolidation scope

Profit from

beginning of the

Company name Method of equity Date of disposal Net assets on the disposal disposal date period to

disposal date

Zhejiang Zhuosheng Industry & Trade Industrial and

Co. Ltd. commercial July 31 2024 deregistration

X. Interests in other entities

1. Rights and interests in subsidiaries

(1) Group composition

Unit: RMB 10000

Main Holding proportion

Subsidiaries Registered operating Place of Business Acquisition capital place registration nature Direct Indirect method

Zhejiang

Shengyuan

Chemical 200000.00 Xiaoshan Xiaoshan Manufacturin Establishmen

Fiber Co. Zhejiang Zhejiang g

100.00% t

Ltd.Business

Hong Kong Hong Kong Hong Kong combination Sheng Hui USD 1970 Business 100.00% under

Limited China China common

control

Ningbo

Yisheng USD10526. Ningbo Ningbo Manufacturin Establishmen

Chemical 00 Zhejiang Zhejiang g 95.00% t

Co. Ltd.Dalian

Yisheng

Investment 201800.00

Dalian Dalian Manufacturin Establishmen

Liaoning Liaoning g 70.00% t

Co. Ltd.Yisheng 245645.00 Dalian Dalian Manufacturin Establishmen

Dahua Liaoning Liaoning g

84.60% t

238 / 276 Full Text of 2024 Annual Report

Petrochemica

l Co. Ltd.Hong Kong

Yisheng

Dahua USD 10.00 Hong Kong Hong Kong Establishmen

Petrochemica China China

Business 100.00% t

l Co. Ltd.Dalian

Rongxinchen Dalian Dalian

g Trading 1000.00 Liaoning Liaoning Business 100.00%

Establishmen

t

Co. Ltd.Zhejiang

Rongtong

Chemical 5000.00 Xiaoshan Xiaoshan EstablishmenFiber New Zhejiang Zhejiang Business 100.00% t

Material Co.Ltd.Zhejiang

Rongyi

Chemical 1000.00 Shaoxing Shaoxing Establishmen

Fiber Co. Zhejiang Zhejiang

Business 100.00% t

Ltd.Dalian

Yisheng New

Materials 2000.00

Dalian Dalian Manufacturin

Liaoning Liaoning g 100.00%

Establishmen

t

Co. Ltd.Ningbo Business

Zhongjin Ningbo Ningbo Manufacturin combination

Petrochemica 600000.00 Zhejiang Zhejiang g 100.00% under

l Co. Ltd. common control

Ningbo

Niluoshan 36000.00 Ningbo Ningbo Manufacturin EstablishmenNew Energy Zhejiang Zhejiang g 100.00% t

Co. Ltd.Zhejiang Business

Yisheng New Ningbo Ningbo Manufacturin combination

Materials 300000.00 Zhejiang Zhejiang g 51.00% not under

Co. Ltd. common control

Ningbo

Rongxinchen Ningbo Ningbo Establishmen

g Trading 1000.00 Zhejiang Zhejiang Business 100.00% t

Co. Ltd.Yisheng New

Materials HKD 100.00 Hong Kong Hong Kong Trading Co. China China Business 100.00%

Establishmen

t

Ltd.Zhejiang

Rongyi 1000.00 Ningbo Ningbo Business 100.00% EstablishmenTrading Co. Zhejiang Zhejiang t

Ltd.Rongsheng

Petrochemica USD 10100.l (Singapore) 00 Singapore Singapore Business 100.00%

Establishmen

t

Pte. Ltd.Rongtong

Logistics USD 0.0001 Singapore Singapore Business 100.00%

Establishmen

t

(Singapore)

239 / 276 Full Text of 2024 Annual Report

Pte. Ltd.Rongsheng

Petrochemica

l (Hong USD 10.00 Hong Kong Hong Kong Business 100.00% Establishmen

Kong) Co. t

Ltd.Rongsheng

International Xiaoshan Xiaoshan Establishmen

Trading Co. 10000.00 Zhejiang Zhejiang Business 100.00% t

Ltd.Zhejiang Business

Petroleum & combination

Chemical 5580000.00

Zhoushan Zhoushan Manufacturin

Zhejiang Zhejiang g 51.00% under

Co. Ltd. common control

ZPC Zheyou

Technology 41220.00 Zhoushan Zhoushan Manufacturin Establishmen

Co. Ltd. Zhejiang Zhejiang g

70.00% t

Zhejiang

Petroleum &

Chemical USD 10.00 Singapore Singapore Business 100.00% Establishmen

(Singapore) t

Pte. Ltd.ZPC Jintang

Logistics 200000.00 Zhoushan Zhoushan Zhejiang Zhejiang Business 100.00%

Establishmen

Co. Ltd. t

Zhejiang

ZPC Sales 10000.00 Xiaoshan Xiaoshan Zhejiang Zhejiang Business 100.00%

Establishmen

Co. Ltd. t

Zhoushan

ZPC Sales 6000.00 Zhoushan Zhoushan Zhejiang Zhejiang Business 100.00%

Establishmen

Co. Ltd. t

Zhoushan

ZPC Trading 6000.00 Zhoushan Zhoushan Business 100.00% Establishmen

Co. Ltd. Zhejiang Zhejiang t

Ningbo ZPC

Sales Co. 1000.00 Ningbo Ningbo Establishmen

Ltd. Zhejiang Zhejiang

Business 100.00% t

Taizhou ZPC

Sales Co. 1000.00 Taizhou Taizhou Establishmen

Ltd. Zhejiang Zhejiang

Business 100.00% t

ZPC

(Zhejiang

Free Trade

Zone) Green 10000.00 Zhoushan Zhoushan Petrochemica Zhejiang Zhejiang Business 100.00%

Establishmen

t

l Research

Institute Co.Ltd.Zhejiang

ZPC Power Zhoushan Zhoushan Manufacturin Establishmen

Generation 10000.00 Zhejiang Zhejiang g 100.00% t

Co. Ltd.Zhoushan

ZPC Zhoushan Zhoushan Road Establishmen

Logistics 1000.00 Zhejiang Zhejiang transport 100.00% t

Co. Ltd.

240 / 276 Full Text of 2024 Annual Report

Rongxiang

Chemical

Fiber Co. 20000.00

Xiaoshan Xiaoshan Manufacturin Establishmen

Zhejiang Zhejiang g 100.00% t

Ltd.Zhejiang Business

Yongsheng 102000.00 Shaoxing Shaoxing Manufacturin

combination

Technology Zhejiang Zhejiang g 70.00% under

Co. Ltd. common control

Hainan

Rongsheng

International 10000.00 Danzhou Danzhou Establishmen

Trade Co. Hainan Hainan

Business 100.00% t

Ltd.Rongsheng

Chemical Shanghai Shanghai Establishmen

(Shanghai) 5000.00 China China Business 100.00% t

Co. Ltd.Rongsheng

New

Materials 500000.00 Zhoushan Zhoushan Manufacturin 100.00% Establishmen

(Zhoushan) Zhejiang Zhejiang g t

Co. Ltd.Rongsheng

Energy 10000.00 Zhoushan Zhoushan Manufacturin 100.00% Establishmen(Zhoushan) Zhejiang Zhejiang g t

Co. Ltd.Rongsheng

New

Materials 100000.00 Taizhou Taizhou Manufacturin Establishmen

(Taizhou) Zhejiang Zhejiang g

90.00% t

Co. Ltd..Zhejiang

Rongshen

New 2000.00 Xiaoshan Xiaoshan Establishmen

Materials Zhejiang Zhejiang

Business 100.00% t

Co. Ltd.Zhejiang

Shengcheng

New 2000.00 Xiaoshan Xiaoshan Establishmen

Materials Zhejiang Zhejiang

Business 100.00% t

Co. Ltd

Zhejiang

Huiyu New 2000.00 Xiaoshan Xiaoshan EstablishmenMaterials Zhejiang Zhejiang Business 100.00% t

Co. Ltd.

(2) Significant not wholly-owned subsidiaries

Unit: RMB 10000

Holding proportion of Non-controlling Dividend declared to Closing balance of

Subsidiaries non-controlling shareholders’ profit non-controlling non-controlling

shareholders or loss shareholders interest

Dalian Yisheng

Investment Co. Ltd. 30.00% -3541.79 200931.24

Yisheng Dahua 15.40% -3543.61 101381.83

Petrochemical Co.

241 / 276 Full Text of 2024 Annual Report

Ltd.Zhejiang Yisheng

New Materials Co. 49.00% -25619.25 87248.40

Ltd.Zhejiang Petroleum &

Chemical Co. Ltd. 49.00% 176492.34 245000.00 4673503.24

(3) Main financial information of important partially-owned subsidiaries

Unit: RMB

Closing balance Opening balance

Subsidi Curre Non- Curre Non- Tot Curre Non-

aries nt curre Total nt current

Total Curre Non-

liabil nt current al nt current

Total

assets nt assets liabilit liabiliti asse liabili liabilitie

liabili

assets ies es ities assets assets ts ties s ties

Dalian 162

Yisheng 7147 1052 1014

Investm 3819 9906

176778836131226043310173016375098516

295.28828103153421.

906382793.02029.584887621006362422

ent Co. 77.77 30 73.07 7.71 18

738.70123.231.585995.2626.84

Ltd. 89 1

Yisheng

Dahua 8982 7001

145

Petroche 071 15983 8835 13122

10147881171875078514

mical 8976 852.8 9694 07507 53421.

732862643.669066498.3043.402568011

1006361671

Co. 16.49 4 69.33 7.46 18 64 98 87.3 87.61

5995.2682.87

Ltd. 8

Zhejian

g 119

Yisheng 2274 8460719 10734 6801 21501

8951

New 1464 8664 50065 49494. 650

3092439869779647

914.0150.916626.

884747267057

Material 96.09 10.15 6.59 40 70 7862.13

94432799005

6988.818.39

2649.5067.89

s Co. 3

Ltd.Zhejian

g 298

Petroleu 4953 2447 1993 8996 2046

m & 1707 6932

294309580510358064568233498067114638

967.892811037922177733

8669

951574717324220.071

7924

493.3353580.

0627

Chemic 249.48 76.62 8.89 0.94 33 391. 77 8074.al Co. 6 .62 .51 27 0 07

Ltd.Unit: RMB

Current period cumulative Preceding period comparative

Subsidiari Total Cash flows Total Cash flows

es Operating Net profit comprehe from Operating comprehe from revenue nsive operating revenue Net profit nsive operating

income activities income activities

Dalian

Yisheng 31819742 - - -15349587 17191806 13695134 30081391 57567769. 63603754. 14340711Investment 678.09 9.83 2.19 18.04 445.25 18 14 22.98 Co. Ltd.Yisheng

Dahua

Petrochemi 31819742

-----

678.05230059522210175313719608

3008139014123682

cal Co. 0.50 3.82 15.44 277.11

1289537011892397

9.573.7245.10

Ltd.

242 / 276 Full Text of 2024 Annual Report

Zhejiang

Yisheng - - - -

New 32266524 74638395 34389876499.34 51046527 50877766 56744877 56803547

59899571

Materials 4.41 1.78 0.40 066.56 9.11 8.61 2.89

Co. Ltd.Zhejiang

Petroleum

&2617478835424800354546674514892826019958136685471390250991700677

Chemical 3222.19 99.59 29.89 308.69 1771.04 53.00 29.22 88.54

Co. Ltd.

2. Equity in joint venture arrangement or joint venture

(1) Significant joint ventures or associates

Holding

Joint venture or Main Place of Accounting treatment on

associate operating registrati

Business proportion

nature investments in joint ventures place on Direct Indirect or associates

Zhejiang Yisheng Ningbo Ningbo

Petrochemical Co. Ltd. Zhejiang Zhejiang Manufacturing 16.07% 13.93% Equity method

Hainan Yisheng Yangpu Yangpu

Petrochemical Co. Ltd. Hainan Hainan Manufacturing 0.00% 50.00% Equity method

Zhejiang Xiaoshan

Rural Commercial Bank Xiaoshan Xiaoshan Zhejiang Zhejiang Finance 9.712% 0.00% Equity method Co. Ltd.Basis for one having voting rights of below 20% and significant influences or one having voting rights of 20% or

above but no significant influences:

The company holds 9.712% of the shares of Zhejiang Xiaoshan Rural Commercial Bank Co. Ltd. and has a

representative on the board of directors of the company who has the substantive right to participate in decision-

making. The representative can participate in the formulation of financial and operating policies of Zhejiang

Xiaoshan Rural Commercial Bank Co. Ltd. so as to exert significant influence on it.

(2) Main financial information of significant associates

Unit: RMB

Closing balance/Current period cumulative Opening balance/Preceding period comparative

Zhejiang Hainan Zhejiang Zhejiang

Yisheng Yisheng Xiaoshan

Zhejiang

Yisheng Hainan Yisheng Xiaoshan

Petrochemical Petrochemical Rural Petrochemica Petrochemical Rural

Co. Ltd. Co. Ltd. Commercial Bank Co. Ltd. l Co. Ltd.Co. Ltd. Commercial

Bank Co. Ltd.Current assets 18007943478 8131053257. 26065228118 1649863754 6162955958.2 23873656851.45 49 3.67 7.38 4 2.17

Non-current 2741961606. 11585208302 13119101348 3137691308. 10723396187. 11354808957

assets 23 .00 4.36 20 42 4.71

Total assets 20749905084 19716261559 39184329466 1963632885 16886352145. 35228465808.68 .49 8.03 5.58 66 6.88

Current 10573546592 8089815969. 33554794225 9220485531. 5777465785.6 30654233151

liabilities .33 61 1.55 00 7 4.47

Non-current 984230000.00 4755208149. 28342070574 1436900038. 4326522448.8 22201300436liabilities 68 .28 76 3 .51

243 / 276 Full Text of 2024 Annual Report

Total liabilities 11557776592 12845024119 36389001282 1065738556 10103988234. 32874363195.33 .29 5.83 9.76 50 0.98

Non-controlling

interest 284964915.83

Equity

attributable to 9192128492. 6871237440. 27640173446 8978943285. 6782363911.1 23256061220

owners of 35 20 .18 82 6 .07

parent company

Proportionate

share in net 2757638547. 3435618720. 2684413645. 2693682985. 3391181955.5 2258628665.assets 71 10 09 75 8 69

Adjustments 0.00 0.00 0.00

- Goodwill 0.00 102420730.97 4040414.35 102420730.97 4040414.35

- Unrealized

profit from

internal 0.00 -8406325.00 0.00 -10465016.83

transactions

- Others 11273596.89 0.00 1546596.41 11273596.90 2929588.71

Carrying

amount of 2768912144. 3529633126. 2690000655. 2704956582. 3483137669.7 2265598668.investments in 61 08 85 65 2 75

associates

Fair value of

equity

investments in

joint ventures

in association

with quoted

price

Operating 15246583176 32134063244 7600481397. 2259138292 17995790974. 7015368301.revenue .45 .75 91 4.36 30 09

Net profit 214587933.59 143801867.13 3047587610.27 27812596.46 364367774.59

2789441227.

26

Net profit of

discontinued

operations

Other

comprehensive -1402727.06 -54928338.09 1509122219.37 16183749.25 -7987501.78 339244113.18 income

Total

comprehensive 213185206.53 88873529.04 4556709829. 43996345.71 356380272.81 3128685340.income 64 44

Dividend from

associates

received in the 13228639.60 39685918.80

current period

(3) Aggregated financial information of insignificant joint ventures and associates

Unit: RMB

Closing balance/ Current period Opening balance/ Preceding period

cumulative comparative

Associates:

244 / 276 Full Text of 2024 Annual Report

Proportionate shares in the following items

Joint venture:

Total carrying amount of investments 528090394.63 730018523.84

Proportionate shares in the following items

- Net profit -184812258.20 -182684759.52

- Other comprehensive income -8239250.71 -1198206.27

- Total comprehensive income -193051508.91 -183882965.79

XI. Government grants

1. At the end of the reporting period government grants recognized according to the amount receivable

□Applicable □ Not applicable

Items Closing book balance

Government grants receivable – The People’s

government of Yinong Town Xiaoshan 594020000.00

District Hangzhou [Note]

Government grants receivable – Investment

Promotion Bureau of Xiaoshan District 100000000.00

Hangzhou [Note]

Government grants receivable – Zhoushan

Green Petrochemical Base Management 1045798000.00

Committee

Subtotal 1739818000.00

Note: As of the date of approval for issuing the financial statements the Company has received subsidies of

RMB 600000000.00.

2. Reasons for not receiving the estimated amount of government grants at the expected time

□Applicable □ Not applicable

As of the date of approval of this financial report the Company has received grant payments totaling RMB

442761584 with an outstanding receivable balance of RMB 603036416 pending fiscal allocation and payment.

3. Liability items involving government subsidies

□Applicable □ Not applicable

Unit: RMB

Amount of Amount included in Amount carried Other

Items Opening additional

Related to

balance subsidy in current non-

forward to other change in Closing

operating income in current balance

assets/incom

current period current period period e revenue

Deferred 195581593 198629 Related to

income .25

26625900.00 23577526.96 966.29 assets

Subtotal 195581593.25 26625900.00 23577526.96

198629

966.29

4. Government grants included in current profit and loss

245 / 276 Full Text of 2024 Annual Report

□Applicable □ Not applicable

Unit: RMB

Items Current period cumulative Preceding period comparative

Government grants included into other

income 1100719107.00 828795283.39

Affected amount of interest subvention

on profit before tax 9529900.00 5926400.00

Total 1110249007.00 834721683.39

XII. Risks related to financial instruments

1. Various risks arising from financial instruments

Risks Relating to Financial Instruments The Company conducts risk management to seek the appropriate

balance between the risks and benefits from its use of financial instruments and to mitigate the adverse effects that

the risks of financial instruments have on the Company’s financial performance. Based on this objective the

Company’s basic policy for risk management is to confirm and analyze all kinds of risks faced by the Company set

up an appropriate risk bottom line conduct risk management and monitor all risks promptly and reliably to limit

risks within a specific range.The Company faces various risks related to financial instruments in its daily activities mainly including credit

risk liquidity risk and market risk. The Management has deliberated and approved the policies governing such risks

as outlined below.(I) Credit risk

Credit risk refers to the risk that may bring financial loss to one party of the financial tool caused by the other

party’s failure to perform its obligations in the contract.

1. Practice of credit risk management

(1) Evaluation method of credit risk

On each balance sheet date the Company assesses whether the credit risk of relevant financial instruments has

increased significantly since initial recognition. When confirming whether the credit risks have increased

significantly since the initial recognition the Company considers reasonable and well-founded information

including qualitative and quantitative analysis based on the Company’s history data external credit risk ratings and

forward-looking information without incurring additional costs or efforts. Based on a single financial instrument

or a combination of financial instruments with similar credit risk characteristics the Company compares the default

risks of the financial instruments on the balance sheet date with the default risks on the initial recognition date so

as to determine changes in the expected default risks of financial instruments during the duration.When one or more of the following quantitative and qualitative criteria is/are triggered the Company considers

that the credit risks of financial instruments have increased significantly:

1) The quantitative criteria mainly refer to that the probability of default of the remaining duration on the

balance sheet date increases by more than a certain proportion compared with the initial recognition.

2) The qualitative criteria mainly include significant adverse changes in the debtor’s business or financial

situation and existing or expected changes in the technical market economic or legal environment which will

have a significant adverse impact on the debtor’s repayment ability to the Company etc.

(2) Definition of default and credit-impaired assets

When a financial instrument meets one or more of the following conditions the Company defines the financial

asset as a default and its standard is consistent with the definition of credit impairment:

246 / 276 Full Text of 2024 Annual Report

1) The debtor has major financial difficulties;

2) The debtor violates the binding provisions on the debtor in the contract;

3) The debtor is likely to go bankrupt or undergo another financial restructuring;

4) The creditor gives the debtor concessions that the debtor would not make under any other circumstances

due to economic or contractual considerations related to the debtor’s financial difficulties.

2. Measurement of expected credit loss

Key parameters for measuring expected credit loss include the probability of default (PD) loss given default

(LGD) and exposure at default (EAD). The Company has taken into account the quantitative analysis and forward-

looking information of historical statistical data (such as counterparty rating guarantee method collateral type and

repayment method) and established the PD LGD and EAD models.

3. For the reconciliation between the opening balance and the closing balance of the provision for loss of

financial instruments please see notes V (I) 3 and V (i) 6 of the financial statements for details.

4. Credit risk exposure and credit risk concentration

The credit risk to the Company mainly comes from cash and bank balances and accounts receivable. In order

to control the above related risks the Company has taken the following measures respectively.

(1) Cash and bank balances

The Company deposits bank deposits and other cash and bank balances in financial institutions with high credit

rating so its credit risk is low.

(2) Receivables

The Company regularly evaluates the credit of customers who trade by credit. According to the credit

evaluation results the Company chooses to trade with recognized customers with good credit and monitors their

accounts receivable balance to ensure that the Company will not face significant bad debt risk.Since the Company only conducts transactions with recognized third parties with good credit no collateral is

required. Credit risk concentration is managed according to customers. As of December 31 2024 the Company has

a certain credit concentration risk because 49.38% (December 31 2023: 53.41%) of the Company’s accounts

receivable are from the top five customers ranking in terms of balance. The Company holds no collateral or other

credit enhancement for the balance of accounts receivable.The maximum credit risk exposure of the Company is the carrying amount of each financial asset on the

balance sheet.(II) Liquidity risk

Liquidity risk refers to the risk of occurrence of capital shortage when the Company fulfills its obligations

settled by delivering cash or other financial assets. Liquidity risk may result from the inability to sell financial assets

at fair value as soon as possible; or because the other party is unable to repay its contractual debts; or from debts

due in advance; or from the inability to generate expected cash flow.In order to control this risk the Company comprehensively uses various financing means such as bill

settlement and bank loan and adopts the method of the appropriate combination of long-term and short-term

financing methods to optimize the financing structure so as to maintain the balance between financing sustainability

and flexibility. The Company has obtained bank credit lines from a number of commercial banks to meet working

capital needs and capital expenditure.Financial liabilities are classified by remaining time period till maturity

Closing balance

Items

Carrying amount Contract amount not yet discounted Within 1 year 1-3 years Over 3 years

247 / 276 Full Text of 2024 Annual Report

Bank

borrowings 201910607770.29 220409646422.41 85781763934.67 65369822673.33 69258059814.41

Held-for-

trading

financial 1269256561.53 1269256561.53 1269256561.53

liabilities

Derivative

financial 34655378.23 34655378.23 34655378.23

liabilities

Notes

payable 3204293497.95 3204293497.95 3204293497.95

Accounts

payable 59032829819.11 59032829819.11 59032829819.11

Other

payables 6588756879.48 6588756879.48 6588756879.48

Lease

liabilities 192822570.63 240977160.43 29438043.89 47718409.83 163820706.71

Subtotal 272233222477.22 290780415719.14 155940994114.86 65417541083.16 69421880521.12

(Cont.)

Opening balance

Items

Carrying amount Contract amount not yet discounted Within 1 year 1-3 years Over 3 years

Bank

borrowings 197839011037.27 221286938697.31 77162762558.85 62140808417.55 81983367720.91

Held-for-

trading

financial 544366956.25 544366956.25 544366956.25

liabilities

Derivative

financial 78931785.08 78931785.08 78931785.08

liabilities

Notes payable 4195471402.63 4195471402.63 4195471402.63

Accounts

payable 49744126901.38 49744126901.38 49744126901.38

Other payables 16691133504.47 16691133504.47 16691133504.47

Bonds payable 2037082007.25 2073100000.00 2073100000.00

Lease liabilities 213541186.47 261662503.81 29346490.83 55282901.20 177033111.78

Subtotal 271343664780.80 294875731750.93 149974872643.24 62740458275.00 82160400832.69

(III) Market risk management

Market risk means a risk that the fair value or future cash flow of the financial instrument fluctuates due to

changes in market price. Market risk mainly includes interest risk and foreign currency risk.

1. Interest risk

Interest risk refers to the risk that the fair value of financial instruments or cash flow in the future may fluctuate

due to changes in the market interest rate. The interest-bearing financial instruments with fixed interest rates expose

the Company to fair value interest risk and the interest-bearing financial instruments with floating interest rates

expose the Company to cash flow interest risk. The Company determines the ratio of fixed interest rate and floating

248 / 276 Full Text of 2024 Annual Report

interest rate financial instruments according to the market environment and maintains an appropriate combination

of financial instruments through regular review and monitoring. The cash flow interest risk faced by the Company

is mainly related to the bank borrowings with floating interest rates.As of December 31 2024 the bank borrowings with a floating interest rate of the Company are RMB

155681.1217 million and EUR 54.3935 million (December 31 2023: RMB 157889.1476 million and EUR

60.7927 million). Under the assumption that other variables remain unchanged assuming that the interest rate

changes by 50 benchmark points we believe that it will not have a significant impact on the total profits and

shareholders’ equity.

2. Foreign currency risk

Foreign currency risk means a risk that the fair value or future cash flow of a financial instrument fluctuates

due to a change in the foreign exchange rate. The risk of exchange rate changes faced by the Company is mainly

related to the Company’s foreign currency monetary assets and liabilities. For foreign currency assets and liabilities

in case of short-term imbalance the Company will buy and sell foreign currencies at the market exchange rate when

necessary to ensure that the net risk exposure is maintained at an acceptable level.The Company’s monetary assets and liabilities in foreign currencies at the end of the period are detailed in

Notes VII 58.(1) to the Financial Statements.

2. Financial assets

(1) Classification by transfer method

□Applicable □ Not applicable

Unit: RMB

Ways of transfer Nature of financial Amount of financial Judgement basis of assets transferred assets transferred Derecognition derecognition

The Company has

Discounting of notes Receivables financing 1718503751.55 Derecognized transferred substantially all of the

risks and rewards.The Company has

Endorsement of notes Receivables financing 52671899.36 Derecognized transferred substantially all of the

risks and rewards.Total 1771175650.91

(2) Financial assets derecognized due to transfer

□Applicable □ Not applicable

Unit: RMB

Items Ways of financial assets transfer Amount derecognized

Gains or losses related to

derecognition

Receivables financing Discounting 1718503751.55 3347411.03

Receivables financing Endorsement 52671899.36

Subtotal 1771175650.91 3347411.03

249 / 276 Full Text of 2024 Annual Report

(3) Financial assets transferred with continuing involved assets

□ Applicable □ Not applicable

XIII. Disclosure of fair value

1. Fair value at the end of the period of assets and liabilities measured at fair value

Unit: RMB

Closing fair value

Items Level 1 fair value Level 2 fair value Level 3 fair value

measurement measurement measurement Total

I. Recurring fair value

measurement -- -- -- --

1. Derivative financial

assets 55586387.34 420180297.83 475766685.17

2. Receivables

financing 103225654.46 103225654.46

Total assets at

recurring fair value 55586387.34 420180297.83 103225654.46 578992339.63

measurement

3. Held-for-trading

financial liabilities

(1) Fair value of

leased-in silver 1269256561.53 1269256561.53

4. Derivative financial

liabilities 34655378.23 34655378.23

Total liabilities at

recurring fair value 1303911939.76 1303911939.76

measurement

II. Non-recurring fair

value measurement -- -- -- --

2. Basis for determination of the market prices of sustained and unsustained Level 1 fair value measurement

items

The company’s level 1 fair value measured derivative financial assets/liabilities consist of futures or paper

commodity contracts held at the end of the period the trading financial liabilities are liabilities to repay the leased

silver upon maturity with their fluctuating gains and losses determined based on market fair value.

3. Valuation techniques adopted and the qualitative and quantitative information of important parameters

for continuous and non-continuous Level II fair value measurement items

The Company’s derivative financial assets/liabilities measured at Level 2 fair value consist of forward foreign

exchange contracts whose fair value is determined by the Company using the present value of the difference

between the delivery exchange rate specified in the forward foreign exchange contract and the market forward

exchange rate on the balance sheet date.

4. Valuation techniques adopted and the qualitative and quantitative information of important parameters

for continuous and non-continuous Level III fair value measurement items

250 / 276 Full Text of 2024 Annual Report

The Company’s receivables financing measured at Level 3 fair value consist of bank acceptance bills with

less credit risk and short remaining maturities whose fair value is determined by the Company based on their face

value.XIV. Related party relationships and transactions

1. Parent company of the Company

Parent company Place of

Holding Voting right

registration Business nature Registered capital proportion over proportion over the Company the Company

Zhejiang

Rongsheng Xiaoshan District

Holding Group Hangzhou

Industrial RMB 834.6640

Zhejiang Province investment million

53.16%53.16%

Co. Ltd.Note to information about the Company’s parent company

The ultimate controlling party of the Company is Li Shuirong.Other notes:

Li Shuirong directly holds 6.35% shares of the Company; Zhejiang Rongsheng Holding Group Co. Ltd. holds

53.16% of the shares of the Company and Li Shuirong holds 63.523% of the shares of Zhejiang Rongsheng Holding

Group Co. Ltd. thus indirectly holding 33.77% of the shares of the Company so he holds a total of 40.12% of the

shares of the Company.

2. Information on subsidiaries of the Company

See Note 7 for details of the Company’s subsidiaries.

3. Joint ventures and associates of the Company

See Note VII for details of important joint ventures or associates of the Company.Other joint ventures and associates that form balances in related party transactions with the Company in the current

or previous period are as follows:

Name of joint venture or associate Relationships with the Company

Ningbo Hengyi Trading Co. Ltd. Associate

ZPC ENN (Zhoushan) Gas Co. Ltd. Associate

Zhejiang Dingsheng Petrochemical Engineering Co. Ltd. Associate

Ningbo Coastal Public Pipeline Co. Ltd. Associate

Zhejiang Zhenshi Port Services Co. Ltd. Associate

Zhejiang Derong Chemical Co. Ltd. Associate

Zhoushan ZPC Zhougang Tug Co. Ltd. Associate

Zhejiang Dongjiang Green Petrochemical Technology

Innovation Center Co. Ltd. Associate

4. Other related parties

Related parties Relationships with the Company

251 / 276 Full Text of 2024 Annual Report

Li Jumei Close family member of the actual controller

Sanyuan Holdings Group Co. Ltd. Under control of close family members of the actual controller

Sanyuan Holdings Group Hangzhou Thermal Power Co. Ltd. Under control of close family members of the actual controller

Zhejiang Saintyear Textile Co. Ltd. Under control of close family members of the actual controller

Zhejiang Rongxiang Thermal Power Co. Ltd. Under common control of the same actual controller

Zhejiang Rongtong Logistics Co. Ltd. Under common control of the same actual controller

Ningbo Rongxiang Logistics Co. Ltd. Under common control of the same actual controller

Ningbo Economic and Technological Development Zone

Thermal Power Co. Ltd. Under common control of the same actual controller

Ningbo United Group Co. Ltd. Under common control of the same actual controller

Ningbo United Group Co. Ltd. Qijiashan Hotel Under common control of the same actual controller

Suzhou Shenghui Equipment Co. Ltd. Under common control of the same actual controller

Hangzhou Shengyuan Real Estate Development Co. Ltd. Under common control of the same actual controller

Hangzhou Shengyuan Property Services Co. Ltd. Under common control of the same actual controller

Daishan Chenyu Real Estate Co. Ltd. Under common control of the same actual controller

Rongsheng Coal Co. Ltd. Under common control of the same actual controller

Rongsheng Energy Co. Ltd. Under common control of the same actual controller

Ningbo Qingzhi Chemical Terminal Co. Ltd. Under common control of the same actual controller

Ningbo Qijiashan Chemical Terminal Co. Ltd. Under common control of the same actual controller

Ningbo Haineng Blended Oil Co. Ltd. Under common control of the same actual controller

Hainan Shenggu Petrochemical Equipment Investment Co.Ltd. Under common control of the same actual controller

Xin Heng Rong (HK) Limited Subsidiary of Hainan Yisheng Petrochemical Co. Ltd.Shanghai Shenglanhui Technology Co. Ltd Associate of Hainan Shenggu Petrochemical Equipment Investment Co. Ltd.Hong Kong Yisheng Petrochemical Investment Co. Ltd. Subsidiary of Zhejiang Yisheng Petrochemical Co. Ltd.Ningbo Shengmao Trading Co. Ltd. Subsidiary of Hong Kong Petrochemical Investment Yisheng Co. Ltd.Zhejiang Yixin Chemical Fiber Co. Ltd. Subsidiary of Zhejiang Yisheng Petrochemical Co. Ltd.Dongzhan Shipping Co. Ltd. Associate of Zhejiang Rongtong Logistics Co. Ltd.Aramco Overseas Company B.V. Shareholder

Saudi Arabian Oil Company Parent company of Aramco Overseas Company B.V.Aramco Trading Singapore Pte.Ltd. Subsidiary of Saudi Arabian Oil Company

Saudi Basic Industries Corporation Subsidiary of Saudi Arabian Oil Company

Aramco Trading Company Subsidiary of Saudi Arabian Oil Company

Aramco Trading Fujairah Fze Subsidiary of Aramco Trading Company

SABIC (Shanghai) Trading Co. Ltd. Subsidiary of Saudi Arabian Oil Company

Shanghai Huanqiu Engineering Co. Ltd. The Company’s actual controller serves as its director

Zhoushan Yushan Petrochemical Engineering Co. Ltd. [Note]

Other notes:

[Note]: The Company transferred out the equity of this entity on June 30 2023. As a result the Company no longer

held the equity of this entity after the equity transfer and related party transactions with such entity disclosed in the

notes to financial statements cover the period from January to June 2024.

252 / 276 Full Text of 2024 Annual Report

5. Related party transactions

(1) Related party transactions regarding purchase and sales of goods rendering and receiving of labor

services

Table of the purchase of goods and receiving of labor services

Unit: RMB

Whether it

Related parties Content of Current period Trading limit exceeds the Preceding period transactions cumulative approved approved limit comparative

or not (Y/N)

Saudi Arabian Oil

Company Crude oil 97964759446.07 120000000000.00 No 66719031294.31

Zhejiang

Rongsheng Coal and other

Holding Group materials 13717475115.73 20000000000.00 No 15251114785.47

Co. Ltd.Aramco Trading

Fujairah Fze Fuel oil 3166540805.77 No

Zhejiang

Dingsheng Device guarantee

Petrochemical service and

Engineering Co. maintenance

1157136315.87 800000000.00 Yes 665220775.65

Ltd. service

Aramco Trading Fuel oil crude

Singapore Pte.Ltd. oil naphtha 729553790.76 No 715684419.41

SABIC (Shanghai)

Trading Co. Ltd. Ethylene glycol 716089896.37 No 451575907.40

Zhejiang

Rongtong Freight 683589630.60 1000000000.00 No 829079472.16

Logistics Co. Ltd.Zhejiang Derong Processing fee

Chemical Co. Ltd. cracking C5 and 386591695.92 600000000.00 No 589026230.79 m-pentadiene

Suzhou Shenghui

Equipment Co. Equipment and materials 380313029.51 600000000.00 No 269205160.24 Ltd.Zhejiang Yisheng

Petrochemical Co. Isophthalic acid freight 296501943.09 300000000.00 No 102296411.49 Ltd.Ningbo Hengyi

Trading Co. Ltd. PTA 290142203.61 1000000000.00 No 618253217.70

Ningbo Qingzhi

Chemical Lump sum fee for

Terminal Co. Ltd. port operation

62997478.57 100000000.00 No 74439063.16

Shanghai

Shenglanhui

Technology Co. Process package 39139104.44

Ltd

Shanghai Huanqiu

Engineering Co. Engineering design service 38861013.25 30000000.00 Yes 28970687.63 Ltd.

253 / 276 Full Text of 2024 Annual Report

Xin Heng Rong

(HK) Limited PX 29726102.82

Ningbo Haineng

Blended Oil Co. Warehousing

Ltd. service

28018189.56 50000000.00 No 29783142.66

Hainan Yisheng

Petrochemical Co. PTA etc. 19594396.81 305000000.00 No 18030557.52

Ltd.Zhejiang

Rongxiang High-pressure

Thermal Power steam 18499078.25

Co. Ltd.Ningbo Rongxiang

Logistics Co. Ltd. Freight 17916030.26 30000000.00 No 26641187.46

Sanyuan Holdings

Group Hangzhou

Thermal Power Steam 12973362.42 30000000.00 No 21654594.51

Co. Ltd.Zhejiang Saintyear Work clothes and

Textile Co. Ltd. other materials 4634374.66 15000000.00 No 17384105.66

Ningbo United

Group Co. Ltd. Hotel service 226229.16 1000000.00 No 171052.90

Qijiashan Hotel

Dongzhan

Shipping Co. Ltd. Freight 296097.74 30000000.00 No 27587848.85

Ningbo Economic

and Technological

Development Zone Electricity 163352.08 1000000.00 No 160963.22

Thermal Power

Co. Ltd.Total 119761738683.32 86455310878.19

Selling commodities/offering labor

Unit: RMB

Related party Contents of related party Preceding period transaction Current period cumulative comparative

Zhejiang Yisheng

Petrochemical Co. Ltd. PTA PX 8456472338.73 9086732238.95

Ningbo Hengyi Trading Co.Ltd. PX 3064892973.06

Zhejiang Derong Chemical Power energy industrial

Co. Ltd. pyrolysis C5 etc. 780656247.56 943900741.37

SABIC (Shanghai) Trading

Co. Ltd. PTA 774528858.93 562937837.46

Zhejiang Yixin Chemical

Fiber Co. Ltd. PTA 331991150.43 147504424.78

Zhoushan Yushan

Petrochemical Engineering Power 253944736.06 227688076.20

Co. Ltd.Aramco Trading Singapore

Pte.Ltd. Diesel 225986336.88 837228882.63

Ningbo Shengmao Trading

Co. Ltd. PX PTA 112686769.41 857363452.14

254 / 276 Full Text of 2024 Annual Report

Zhejiang Rongtong Logistics Automotive diesel hardware

Co. Ltd. spare parts 21014955.44 24940833.81

Zhoushan ZPC Zhougang

Tug Co. Ltd. Vehicle diesel 9266952.73 12288361.89

Zhejiang Dingsheng

Petrochemical Engineering Vehicle diesel 2526991.15 2464159.29

Co. Ltd.Ningbo Rongxiang Logistics

Co. Ltd. Vehicle diesel 1059756.64 4784882.22

Zhejiang Rongxiang Thermal Digital electronic truck scales

Power Co. Ltd. electricity fees 460176.99[Note]

Zhejiang Rongsheng Holding

Group Co. Ltd. Electric charge [Note] [Note]

Hainan Yisheng

Petrochemical Co. Ltd. PTA PX 240265.49 223053907.61

Suzhou Shenghui Equipment

Co. Ltd. Vehicle diesel 12389.38 20353.98

Ningbo Coastal Public

Pipeline Co. Ltd. Service charge 358742.95

Zhejiang Dongjiang Green

Petrochemical Technology Office supplies 683.19

Innovation Center Co. Ltd.Total 14035741582.07 12931266895.28

Note to related party transactions of goods purchase & sale and labor services rendering & receiving

[Note]: The Company cumulatively sold RMB 2974125.08 of electricity (with carrying amount recorded by net

amount method) to Zhejiang Rongxiang Thermal Power Co. Ltd. and Zhejiang Rongsheng Holding Group Co.Ltd. this year and the accumulated electricity sold to Zhejiang Rongsheng Holding Group Co. Ltd. in the same

period last year amounted to RMB 1374709.77

(2) Related party leases

The Company as the Lessor

Unit: RMB

Lessees Types of assets leased Lease income for the Lease income for the current period preceding period

Zhejiang Rongtong Logistics

Co. Ltd. Buildings 425788.99 1284403.67

The Company as the Lessee

Unit: RMB

Lease expenses paid for short-term

leases and leases of low-value assets Rent paid

Lessors Types of assets with simplified approach if applicable leased

Current period Preceding period Current period Preceding period

cumulative comparative cumulative comparative

Hangzhou

Shengyuan

Property Services Parking lots 56023.81 175428.61

Co. Ltd.

255 / 276 Full Text of 2024 Annual Report

Hangzhou

Shengyuan Real

Estate Buildings 5900823.31 4276509.52

Development Co.Ltd.Zhejiang

Rongsheng

Holding Group Buildings 550458.72 550458.72

Co. Ltd.Zhejiang Yixin

Chemical Fiber Buildings 1031670.22 365845.33

Co. Ltd.

(3) Related party guarantees

The Company as the guarantor

Unit: RMB

Whether the

Guarantors Amount guaranteed Commencement date Maturity date guarantee is mature

(Y/N)

Sanyuan Holdings 80000000.00

Group Co. Ltd. January 1 2024 December 28 2026 No

Zhejiang Rongsheng

Holding Group Co. 77381390732.22 January 29 2021 June 11 2028 No

Ltd.Zhejiang Rongsheng

Holding Group Co. 432251939.80 April 28 2020 April 1 2029 No

Ltd. [Note 1]

Zhejiang Rongsheng

Holding Group Co. 812499999.94 January 26 2022 December 20 2027 No

Ltd. [Note 2]

Zhejiang Rongsheng

Holding Group Co. 2440429610.94 November 22 2021 September 24 2028 No

Ltd. [Note 3]

Zhejiang Rongsheng

Holding Group Co. 17142934000.00 November 14 2022 October 30 2030 No

Ltd. [Note 4]

Zhejiang Rongsheng

Holding Group Co. 3900000000.00 April 23 2024 February 15 2033 No

Ltd. [Note 7]

Zhejiang Rongsheng

Holding Group Co. 2756666700.00 January 13 2023 August 29 2026 No

Ltd. [Note 8]

Zhejiang Rongsheng

Holding Group Co. 28681975200.00

Ltd. the Company January 20 2021 November 15 2032 No

[Note 6]

Zhejiang Rongsheng 4418314565.89 January 30 2024 March 10 2026 No

Holding Group Co.

256 / 276 Full Text of 2024 Annual Report

Ltd. the Company

Zhejiang Rongsheng

Holding Group Co.Ltd. the Company Li 16283681700.00 July 31 2018 July 30 2030 No

Shuirong Li Jumei

[Note 5]

Zhejiang Rongsheng

Holding Group Co. 2633246315.93 July 5 2024 June 27 2025 No

Ltd.Zhejiang Rongsheng

Holding Group Co. 40000000.00 September 9 2024 March 6 2025 No

Ltd. [Note 9]

Zhejiang Rongsheng

Holding Group Co. 45771784829.90 January 18 2024 December 18 2025 No

Ltd.Zhejiang Rongsheng

Holding Group Co. 2509735348.57 March 22 2023 April 18 2025 No

Ltd.Zhejiang Rongsheng

Holding Group Co. 183671335.05 May 12 2023 March 30 2026 No

Ltd.Zhejiang Rongsheng

Holding Group Co. 215206422.34 May 22 2024 October 30 2026 No

Ltd. [Note 10]

Zhejiang Rongsheng

Holding Group Co. 3162896.00 October 30 2024 March 21 2025 No

Ltd. [Note 10]

Zhejiang Rongsheng

Holding Group Co. 24178902.24 October 25 2023 January 31 2026 No

Ltd. [Note 11]

Zhejiang Rongsheng

Holding Group Co. 25968180.42 April 25 2023 August 26 2026 No

Ltd. [Note 11]

Zhejiang Rongsheng

Holding Group Co. 92730.36 November 2 2021 January 1 2025 No

Ltd. [Note 12]

Zhejiang Rongsheng

Holding Group Co. 3762.85 November 18 2021 January 1 2025 No

Ltd. [Note 12]

Zhejiang Rongsheng

Holding Group Co. 496000000.00 December 2 2024 December 2 2025 No

Ltd. the Company

Zhejiang Rongsheng

Holding Group Co. 2894260400.00 August 7 2023 July 29 2025 No

Ltd.Description of related guarantees

[Note 1] Zhejiang Rongsheng Holding Group Co. Ltd. provides joint liability guarantee for 100% of the

guarantee amount. Ningbo Niluoshan New Energy Co. Ltd. a subsidiary of the Company provided mortgage

257 / 276 Full Text of 2024 Annual Report

guarantee for fixed assets and intangible assets of RMB 103511200 in the book balance.[Note 2] Zhejiang Rongsheng Holding Group Co. Ltd. has provided joint and several liability guarantees for

100% of the guarantee amount. Ningbo Zhongjin Petrochemical Co. Ltd. a subsidiary of the Company provided

mortgage guarantee with fixed assets of RMB 3101440400 in the book balance.[Note 3] Zhejiang Rongsheng Holding Group Co. Ltd. has provided joint and several liability guarantees for

100% of the guarantee amount. Zhejiang Yisheng New Materials Co. Ltd. a subsidiary of the Company provided

mortgage guarantee with machinery and equipment of RMB 4171699100 in the book balance.[Note 4]: Zhejiang Rongsheng Holding Group Co. Ltd. has provided joint and several liability guarantees for

100% of the guarantee amount. The Company’s subsidiary Zhejiang Petroleum & Chemical Co. Ltd. has provided

a mortgage guarantee with the completed assets of the newly added 1.4 million tons/year ethylene and downstream

chemical plant (Phase II project product structure optimization) project (including but not limited to the mortgage

guarantee provided in the form of land use right above-ground structures and equipment of the project after the

completion acceptance of the construction project).[Note 5] Zhejiang Rongsheng Holding Group Co. Ltd. and the Company provide joint liability guarantee for

51% of the guarantee amount. The Company’s subsidiary Zhejiang Petroleum & Chemical Co. Ltd. has provided

a mortgage guarantee with the completed asset-refining and chemical integration project with an annual output of

40 million tons (including but not limited to the mortgage guarantee provided in the form of land use right above-

ground structures and equipment of the project after the completion acceptance of the construction project)

[Note 6] Zhejiang Rongsheng Holding Group Co. Ltd. and the Company provide joint liability guarantee for

60% of the guarantee amount. The Company’s subsidiary Zhejiang Petroleum & Chemical Co. Ltd. has provided

a mortgage guarantee with the completed asset-refining and chemical integration project with an annual output of

40 million tons (including but not limited to the mortgage guarantee provided in the form of land use right above-

ground structures and equipment of the project after the completion acceptance of the construction project)

[Note 7] Zhejiang Rongsheng Holding Group Co. Ltd. provides joint liability guarantee for 100% of the

guarantee amount. The Company’s subsidiary Zhejiang Petroleum & Chemical Co. Ltd. provides a mortgage

guarantee with the all asset-high-performance resin formed (including but not limited to the mortgage guarantee

provided in the form of land use right above-ground structures and equipment of the project after the completion

acceptance of the construction project).[Note 8] Zhejiang Rongsheng Holding Group Co. Ltd. provides joint liability guarantee for 100% of the

guarantee amount. The Company’s subsidiary Zhejiang Yisheng New Materials Co. Ltd. provides a mortgage

guarantee by machinery and equipment worth RMB 4759.2430 million in the book balance.[Note 9] Zhejiang Rongsheng Holding Group Co. Ltd. provides joint liability guarantee for 100% of the

guarantee amount and Zhejiang Yongsheng Technology Co. Ltd. a subsidiary of the Company pledges with the

certificate of deposit of RMB 10 million.[Note 10]: Zhejiang Rongsheng Holding Group Co. Ltd. has provided joint and several liability guarantees for

100% of the guarantee amount. The Company’s subsidiary Zhejiang Petroleum & Chemical Co. Ltd. provides a

mortgage guarantee with the all asset-high-performance resin formed (including but not limited to the mortgage

guarantee provided in the form of land use right above-ground structures and equipment of the project after the

completion acceptance of the construction project).[Note 11] Zhejiang Rongsheng Holding Group Co. Ltd. provides joint liability guarantee for 100% of the

guarantee amount. The Company’s subsidiary Zhejiang Petroleum & Chemical Co. Ltd. has provided a mortgage

guarantee with the completed assets of the newly added 1.4 million tons/year ethylene and downstream chemical

plant (Phase II project product structure optimization) project (including but not limited to the mortgage guarantee

provided in the form of land use right above-ground structures and equipment of the project after the completion

acceptance of the construction project).

258 / 276 Full Text of 2024 Annual Report

[Note 12] Zhejiang Rongsheng Holding Group Co. Ltd. and the Company provide joint liability guarantee for

60% of the guarantee amount. The Company’s subsidiary Zhejiang Petroleum & Chemical Co. Ltd. has provided

a mortgage guarantee with the completed asset-refining and chemical integration project with an annual output of

40 million tons (including but not limited to the mortgage guarantee provided in the form of land use right above-

ground structures and equipment of the project after the completion acceptance of the construction project)

(4) Asset transfer and debt restructuring of related parties

Unit: RMB

Related party Content of transactions Current period cumulative Preceding period comparative

Zhejiang Dongjiang Green

Petrochemical Technology Transfer of engineering 36371681.41

Innovation Center Co. Ltd. equipment

Hainan Yisheng

Petrochemical Co. Ltd. Transfer of fixed assets 29203539.82

(5) Remuneration of key management personnel

Unit: RMB 10000

Items Current period cumulative Preceding period comparative

Key management’s emoluments 1237.91 1259.14

(6) Other related party transactions

1. Fund borrowing from/to related parties

(1)At the beginning of the period the Company had RMB 14615.7636 million payable to Zhejiang Rongsheng

Holding Group Co. Ltd.; in the current period the Company has borrowed RMB 3148.5 million from Zhejiang

Rongsheng Holding Group Co. Ltd. made RMB 199.3845 million provisions for fund possession cost and returned

RMB 12415.0125 million of principal and interest on a cumulative basis. As of December 31 2024 the amount

payable by the Company is RMB 5548.6356 million.During the current period the subsidiary Zhejiang Shengyuan Chemical Fiber Co. Ltd. borrowed a cumulative

amount of RMB 201.50 million from Zhejiang Rongsheng Holding Group Co. Ltd. and fully repaid RMB 201.50

million. As of December 31 2024 Zhejiang Shengyuan Chemical Fiber Co. Ltd. had fully settled the

aforementioned amounts.

(2) At the beginning of the period the subsidiary Zhejiang Yisheng New Materials Co. Ltd. had entrusted loan

principal payable of RMB 786.00 million and interest payable of RMB 1.1492 million to Zhejiang Yisheng

Petrochemical Co. Ltd. During the period it repaid RMB 786.00 million at maturity accrued interest of RMB

17.3039 million and paid interest of RMB 18.4531 million. As of December 31 2024 the aforementioned amounts

had been fully settled.

(3) At the beginning of the period the amount receivables of subsidiary Zhejiang Petroleum & Chemical Co.

Ltd. from ZPC ENN (Zhoushan) Gas Co. Ltd. were RMB 10.8 million with RMB 416500 provisions for interest

RMB 416500 of interest collected. As of December 31 2024 the amount receivables of Zhejiang Petroleum &

Chemical Co. Ltd. were RMB 10.8 million.

2. Details on payments for the project contracts under execution made by the Company and subsidiaries to

related parties are as follows:

259 / 276 Full Text of 2024 Annual Report

Unit: RMB 10000

Related Parties Current period cumu Preceding period lative comparative

Suzhou Shenghui Equipment Co. Ltd. 11667.86 11612.49

Zhejiang Dongjiang Green Petrochemical Technology Innovation Center Co.Ltd. 42565.00 1100.00

Shanghai Shenglanhui Technology Co. Ltd. 3992.44

Zhejiang Dingsheng Petrochemical Engineering Co. Ltd. 3728.23

Total 58225.31 16440.72

3.As of December 31 2024 the deposit balance of the Company and its subsidiaries in the related party

Zhejiang Xiaoshan Rural Commercial Bank Co. Ltd. was RMB 123447248.78 USD 1348812.92 and EUR

129.66.

As of December 31 2023 the Company and its subsidiaries had deposit balances with the related party

Zhejiang Xiaoshan Rural Commercial Bank Co. Ltd. amounting to RMB 602458616.33 USD 1066990.04 and

EUR 129.66.

6. Accounts receivable and payable of related parties

(1) Receivables

Unit: RMB

Closing balance Opening balance

Items Related parties

Book balance Provision for bad Book balance Provision for bad debts debts

Accounts Zhejiang Yisheng

receivable Petrochemical Co. 360195827.42 120665086.62 317158242.68 38391748.43 Ltd.SABIC

(SHANGHAI) TRADING CO. 42515409.95 2125770.50 71159154.19 3557957.71

LTD.Zhejiang Derong Chemical Co. Ltd. 76010449.61 3800522.48 57463699.62 2873184.98

Subtotal 478721686.98 126591379.60 445781096.49 44822891.12

Hangzhou

Shengyuan Real

Advances paid Estate 3806092.50 3567132.35

Development Co.Ltd.Ningbo Hengyi Trading Co. Ltd. 6000000.00

Subtotal 3806092.50 9567132.35

ZPC ENN

Other receivables (Zhoushan) Gas 10800000.00 5400000.00 10800000.00 1893309.57

Co. Ltd.Rongsheng Energy Co. Ltd. 10665.06 533.25

Subtotal 10800000.00 5400000.00 10810665.06 1893842.82

260 / 276 Full Text of 2024 Annual Report

(2) Payables

Unit: RMB

Items Related parties Closing book balance Opening book balance

Accounts payable Rongsheng Petrochemical (Singapore) Pte Ltd [Note] 30257905558.70 17500740384.58

Ningbo Zhongjin Petrochemical Co. Ltd. [Note] 1317273481.65 1004420000.00

Yisheng Dahua Petrochemical Co. Ltd. [Note] 3437999698.00 770000000.00

Zhejiang Yisheng New Materials Co. Ltd. [Note] 2049030000.00 941459043.38

The Company [Note] 1286000000.00 385000000.00

Zhejiang Petroleum & Chemical Co. Ltd. [Note] 1122747553.24 380248726.38

Dalian Rongxincheng Trading Co. Ltd. [Note] 667864260.54 494747501.53

Ningbo Rongxincheng Trading Co. Ltd. [Note] 110000000.00

Zhejiang Shengyuan Chemical Fiber Co. Ltd. [Note] 158000000.00

Zhejiang Rongtong Chemical Fiber New Material Co. Ltd. [Note] 465060958.88

SAUDI ARABIAN OIL COMPANY 4351562189.78 7482166334.12

Zhejiang Rongtong Logistics Co. Ltd. 128585887.48 114735427.56

Zhejiang Dingsheng Petrochemical Engineering Co. Ltd. 205429347.45 320000.00

Xin Heng Rong (HK) Limited 29726102.82

Zhejiang Rongxiang Thermal Power Co. Ltd. 17675013.16

Ningbo Qingzhi Chemical Terminal Co. Ltd. 4979118.97 6456923.33

Suzhou Shenghui Equipment Co. Ltd. 3296884.96 19581790.48

Zhejiang Saintyear Textile Co. Ltd. 3064391.99 3196676.08

Ningbo Rongxiang Logistics Co. Ltd. 2222834.88 1811859.97

Sanyuan Holdings Group Hangzhou Thermal Power Co. Ltd. 974805.00

Shanghai Huanqiu Engineering Co. Ltd. 900000.00 3672000.00

ARAMCO TRADING SINGAPORE PTE LTD 365498003.53

Dongzhan Shipping Co. Ltd. 2668604.42

Ningbo Haineng Blended Oil Co. Ltd. 5538838.28 379208.29

Electric Power Branch Thermal Power

Co. Ltd. of Ningbo Economic and 53941.82

Technological Development Zone

Ningbo United Group Co. Ltd. 8058.00

Subtotal 45002775966.90 30100225442.35

261 / 276 Full Text of 2024 Annual Report

Contract liabilities

and other current Ningbo Hengyi Trading Co. Ltd. 16297590.39

liabilities

Zhoushan ZPC Zhougang Tug Co. Ltd. 782380.80 254037.39

Ningbo Shengmao Trading Co. Ltd. 518282.64 302096.62

Zhejiang Saintyear Textile Co. Ltd. 11048.15

Zhejiang Rongtong Logistics Co. Ltd. 2268575.00

Subtotal 17598253.83 2835757.16

Other payables Zhejiang Rongsheng Holding Group Co. Ltd. 5548635694.24 14615763666.09

Zhejiang Dingsheng Petrochemical Engineering Co. Ltd. 2010840.00 11700.00

Zhejiang Rongtong Logistics Co. Ltd. 1005000.00

Dongzhan Shipping Co. Ltd. 500000.00

Suzhou Shenghui Equipment Co. Ltd. 500300.00

Zhejiang Yisheng Petrochemical Co. Ltd. 787149197.50

Zhoushan Yushan Petrochemical Engineering Co. Ltd. 160956591.37

Zhejiang Yixin Chemical Fiber Co. Ltd. 1031670.22 365845.33

Subtotal 5553683504.46 15564247000.29

[Note]: It is due to the Letters of Credit (L/Cs) issued by the Company and its subsidiaries. Rongsheng

Petrochemical (Singapore) Pte Ltd. Yisheng Petrochemical Co. Ltd. Zhejiang Yisheng New Materials Co. Ltd.Ningbo Zhongjin Petrochemical Co. Ltd. the Company Zhejiang Petroleum & Chemical Co. Ltd. Dalian

Rongxincheng Trading Co. Ltd. Ningbo Rongxincheng Trading Co. Ltd. Zhejiang Shengyuan Chemical Fiber

Co. Ltd. and Zhejiang Rongtong Chemical Fiber New Materials Co. Ltd. have discounted the L/Cs upon receipt

XV. Commitments and contingencies

1. Significant commitments

Significant commitments at the balance sheet date

1. As of December 31 2024 the number of letters of credit issued but not withdrawn in the financial institutions

including Bank of Communications Hangzhou Xiaoshan Sub-Branch by the Company and its holding subsidiaries

Zhejiang Shengyuan Chemical Fiber Co. Ltd. Yisheng Dahua Petrochemical Co. Ltd. Zhejiang Petroleum &

Chemical Co. Ltd. Rongsheng Petrochemical (Singapore) Pte Ltd. Zhejiang Yongsheng technology Co. Ltd.Ningbo Zhongjin Petrochemical Co. Ltd. Zhejiang Yisheng New Materials Co. Ltd. and Zhejiang Yongsheng

technology Co. Ltd. were RMB 48870.5520 million USD 360.2443 million EUR 56.6516 million GBP 629000.

2. As of December 31 2024 the undue letters of guarantee of the Company and its subsidiaries are as follows:

Unit: RMB 10000

Opening bank Issuers Beneficiaries Amount

Industrial and Commercial

Bank of China Limited Zhejiang Petroleum & Hangzhou Customs District P. R.Zhoushan Branch Chemical Co. Ltd. China

RMB 100000.00

262 / 276 Full Text of 2024 Annual Report

Ping An Bank Co. Ltd. Zhejiang Petroleum & Hangzhou Customs District P. R.Ningbo Zhenhai Sub-branch Chemical Co. Ltd. China RMB 32000.00

China Construction Bank Zhejiang Petroleum & Hangzhou Customs District P. R.Corporation Zhoushan Branch Chemical Co. Ltd. China RMB 50000.00

Shanghai Pudong

Development Bank Co. Ltd. Zhejiang Petroleum & Standard Chartered (China) Co. Chemical Co. Ltd. Ltd. RMB 42000.00 Zhoushan Branch

Bank of China Co. Ltd. Zhejiang Petroleum & Standard Chartered (China) Co.Zhoushan Branch Chemical Co. Ltd. Ltd. RMB 1000.00

China Construction Bank Zhejiang Petroleum & Standard Chartered (China) Co.Corporation Zhoushan Branch Chemical Co. Ltd. Ltd. RMB 1000.00

Postal Saving Bank of China Zhejiang Petroleum & Standard Chartered (China) Co.Co. Ltd. Zhoushan Branch Chemical Co. Ltd. Ltd. RMB 3000.00

China Construction Bank Zhejiang Petroleum & Mitsubishi Corporation RtM China

Corporation Zhoushan Branch Chemical Co. Ltd. Limited RMB 4241.82

China Construction Bank Zhejiang Petroleum &

Corporation Zhoushan Branch Chemical Co. Ltd. Guiyan Resources (Yimen) Co. Ltd. RMB 6684.21

Bank of China Co. Ltd. Zhejiang Petroleum & Hangzhou Customs District P. R.Zhoushan Branch Chemical Co. Ltd. China RMB 15500.00

Agricultural Bank of China Zhejiang Petroleum & Hangzhou Customs District P. R.Limited Xiaoshan Branch Chemical Co. Ltd. China RMB 14970.00

Bank of Communications Co.Ltd. Hangzhou Xiaoshan Zhejiang Petroleum & Hangzhou Customs District P. R. Chemical Co. Ltd. China RMB 7280.00 Branch

Bank of Communications Co.Ltd. Hangzhou Xiaoshan Zhejiang Petroleum & Hangzhou Customs District P. R. Chemical Co. Ltd. China RMB 6760.00 Branch

Agricultural Bank of China Zhejiang Petroleum & Hangzhou Customs District P. R.Limited Xiaoshan Branch Chemical Co. Ltd. China RMB 4590.00

China Construction Bank Zhejiang Petroleum & CCC Water Resources and

Corporation Zhoushan Branch Chemical Co. Ltd. Hydropower Construction Co. Ltd. RMB 300.00

Bank of China Limited Ningbo Zhongjin CCC Water Resources and

Ningbo Zhenhai Sub-branch Petrochemical Co. Ltd. Hydropower Construction Co. Ltd. RMB 100.00

2. Contingencies

(1) Important contingencies on balance sheet date

As of the balance sheet date the Company has no significant contingencies to be disclosed.

(2) Explanation even if the Company has no significant contingencies to be disclosed

The Company has no important contingencies to be disclosed.XVI. Events after the balance sheet date

Profit distribution after the balance sheet date

Pursuant to the profit distribution plan deliberated and approved by the 23rd meeting

of the sixth session of the Board of Directors dated April 24 2025 the Company

plans to distribute cash dividend of RMB 1.00 (tax inclusive) per 10 shares to all

shareholders. Cash dividend totaling RMB 957229214.20 (tax inclusive) is to be

Profit or dividend planned to be distributed which is calculated based on the Company’s total share less

distributed accumulative repurchased shares of 553232858 shares as of the date of report i.e.

9572292142 shares with remaining undistributed profit carried forward to the

following period. Shares in the Company’s special securities account for repurchase

are not counted in this distribution. If the Company’s total share capital changes due

to convertible bond conversion share repurchase repurchase and cancellation of

263 / 276 Full Text of 2024 Annual Report

equity incentive shares granted grant and registration of reserved shares etc. before

the equity registration date of equity distribution total distribution amount will be

adjusted with distribution proportion unchanged.XVII. Other significant events

1. Segment information

(1) Identification basis and accounting policies for reportable segments

Factors to be considered in determining the reportable segments:

Reportable segments are identified according to the structure of the Company’s internal organization

management requirements and internal reporting system and based on business segments. Assessments are

respectively performed on the operation performance of petrochemical production business polyester fiber

manufacturing business and trading business. Assets and liabilities shared by different segments are allocated among

segments proportionate to their respective sizes.

(2) Financial information of reportable segments

Unit: RMB

Refinery Chemical Polyester fiber

Items production production manufacturing Trading Inter-segment

business business business business offsetting

Total

Revenue from 13935647650 20386823069 18548477926 19490186198 -

1.596.63.288.1223198716594

32468788117

main operations 0.71 1.91

Costs of main 11879369807 18793802293 18236630577 19442325121 -23185903747 28753256533

operations 6.54 2.86 .49 7.23 0.46 3.66

-

Total assets 355095895569.44 62858616598 11902473349 37784594418.10 .19 52011041332.75 3.98

41061353445 8192466133. -Total liabilities 244352482186.24 10584487880 28302181388.78 05 .76 4.31

XVIII. Notes to main items in financial statements of the parent company

1. Accounts receivable

(1) Age analysis

Unit: RMB

Ages Closing book balance Opening book balance

Within 1 year (inclusive of 1 year) 2600376.23 15627737.43

1-2 years 119.32 3459098.34

2-3 years 165.94 2988301.68

Over 3 years 29466.76 101666.96

264 / 276 Full Text of 2024 Annual Report

Total 2630128.25 22176804.41

(2) Classified disclosure by bad debt accrual method

Unit: RMB

Closing balance Opening balance

Book balance Provision for bad Book balance Provision for bad Carry Carry

Categories debts debts ing ing

Amou % to Provision amou % to Provision amouproportio

nt total Amount nt Amount total Amount

proportio

n n nt

Receivables

with

provision 2630 2005

made on a 128.2

100.00159547.2470221768212545

5%28

6.07%580.9704.41100.00%4.169.58%1350.

collective 25

basis

26302005

Total 128.2 100.00 159547.% 28 6.07%

2470221768

580.9704.41100.00%

212545

4.169.58%1350.525

Provision for bad debt by combination: 159547.28

Unit: RMB

Closing balance

Ages

Book balance Provision for bad debts Provision proportion

Within 1 year 2600376.23 130018.81 5.00%

1-2 year(s) 119.32 11.93 10.00%

2-3 years 165.94 49.78 30.00%

Over 3 years 29466.76 29466.76 100.00%

Total 2630128.25 159547.28 6.07%

If the provision for bad debts of accounts receivable is accrued according to the general model of expected credit

loss:

□ Applicable □ Not applicable

(3) Bad debt reserves accrual recovered or reversed in the current period

Provision for bad debts in the current period:

Unit: RMB

Increase/Decrease

Items Opening Closing balance Accrual Recovery or Write-off Others balance

reversal

Receivables with

provision made on a 2125454.16 -1965906.88 159547.28

collective basis

Total 2125454.16 -1965906.88 159547.28

265 / 276 Full Text of 2024 Annual Report

(4) Details of the top 5 debtors with largest balances of accounts receivable

Unit: RMB

Closing Closing Closing Proportion to the Provision for bad debts balance balance of total balance of of accounts receivable

Debtors balance of accounts of accounts accounts receivable

receivable contract receivable and assets contract assets

Zhejiang Qiangqiang

Industry Co. Ltd. 870452.75 0.00 870452.75 33.10% 43522.64

INDUSTRIA

TECNOLOGICA MM 656772.33 0.00 656772.33 24.97% 32838.62

SEVENO’CLOCKRES

OURCESLIMITED 386345.58 0.00 386345.58 14.69% 19317.28

AlpineS.A.THRUKAP

AKTEXTILECO.LTD. 258917.54 0.00 258917.54 9.84% 12945.88

PPH LEGS Sp.zo.o. 195049.40 0.00 195049.40 7.42% 9752.47

Subtotal 2367537.60 0.00 2367537.60 90.02% 118376.88

2. Other receivables

Unit: RMB

Items Closing balance Opening balance

Dividend receivable 550000000.00 1230000000.00

Other receivables 1828142849.26 2049228160.71

Total 2378142849.26 3279228160.71

(1) Dividend receivable

1) Classification of dividend receivable

Unit: RMB

Items (or investees) Closing balance Opening balance

Hong Kong Sheng Hui Limited 550000000.00 550000000.00

Ningbo Zhongjin Petrochemical Co.Ltd. 300000000.00

Zhejiang Yongsheng Technology Co.Ltd. 280000000.00

Zhejiang Shengyuan Chemical Fiber Co.Ltd. 100000000.00

Subtotal 550000000.00 1230000000.00

2) Significant dividends receivable aged over 1 year

Unit: RMB

Items (or investees) Closing balance Ages Reasons for balance Whether impaired and judgment basis

Hong Kong Sheng Hui It is expected that there

Limited 550000000.00 1-2 years over 3 years Not yet arranged will be no risk of

collection as the

266 / 276 Full Text of 2024 Annual Report

subsidiary operates

normally.Subtotal 550000000.00

3) Classified disclosure by bad debt accrual method

□ Applicable □ Not applicable

(2) Other receivables

1) Other receivables categorized by nature

Unit: RMB

Nature of receivables Closing book balance Opening book balance

Balances due from related parties within

the consolidation scope 1133655809.38 1299250326.32

Subsidies receivable 694020000.00 744000000.00

Petty cash receivable 2646204.77 2169706.59

Intercompany balances 34193.30

Security deposits 799.78 6312327.58

Total 1830357007.23 2051732360.49

2) Age analysis

Unit: RMB

Ages Closing book balance Opening book balance

Within 1 year (inclusive of 1 year) 811917103.99 1676042783.57

1-2 years 642750326.32

2-3 years 373500000.00

Over 3 years 375689576.92 2189576.92

Total 1830357007.23 2051732360.49

3) Classified disclosure by bad debt accrual method

Unit: RMB

Closing balance Opening balance

Book balance Provision for bad Book balance Provision for bad

Categor debts debts Carryin Carry

ies Provi g Provis ing

% to sion amount % to ion amouAmount total Amount propo Amount total Amount propo nt

rtion rtion

Receiva

bles

with

provisio 1830357 100.00 2214157. 0.12% 182814 20517323 100.00 2504199.

2049

n made 007.23 % 97 2849.26 60.49 % 78 0.12% 2281

on a 60.71

collectiv

e basis

2049

Subtotal 1830357 100.00 2214157. 182814 20517323 100.00 2504199.007.23 % 97 0.12% 2849.26 60.49 % 78 0.12% 228160.71

267 / 276 Full Text of 2024 Annual Report

Provision for bad debt by combination: RMB 2214157.97

Unit: RMB

Closing balance

Portfolios

Book balance Provision for bad debts Provision proportion

Balances due from related

parties within the 1133655809.38

consolidation scope

Subsidies receivable 694020000.00

Petty cash receivable 2646204.77 2212408.31 83.61%

Intercompany balances 34193.30 1709.67 5.00%

Security deposits 799.78 39.99 5.00%

Subtotal 1830357007.23 2214157.97 0.12%

Provision for bad debts is made according to the general model of expected credit loss:

Unit: RMB

Stage 1 Stage 2 Stage 3

Provision for bad

12?month expected Lifetime expected Lifetime expected debts Subtotal

credit losses credit losses (credit not credit losses (credit impaired) impaired)

Opening balance 314622.86 2189576.92 2504199.78

Opening balance in the

current period -- -- --

--Transferred to stage 2

--Transferred to stage 3

--Reversed to stage 2

--Reversed to stage 1

Provision made in the

current period -290041.81 -290041.81

Provision recovered or

reversed in the current

period

Provision written off in

the current period

Other changes

Closing balance 24581.05 2189576.92 2214157.97

Provision proportion

(%)0.010.580.12

Changes in the carrying amount of the provision for losses that are significant in amount during the current period

□ Applicable □ Not applicable

4) Details of the top 5 debtors with largest balances

Unit: RMB

Provision for bad

Debtors Nature of Closing book

Proportion to the

receivables balance Ages total balance of

debts at the

other receivables balance sheet date

Rongsheng New Balances due from 634734348.66 Within 1 year 1-2

Materials related parties years 34.68%

268 / 276 Full Text of 2024 Annual Report

(Taizhou) Co. within the

Ltd. consolidation

scope

Yinong Town

People’s

Government of Government funds receivable 594020000.00 Within 1 year 32.45% Xiaoshan District

Hangzhou City

Dalian Yisheng Current account of

Investment Co. related parties within the scope of 373500000.00 Over 3 years 20.41% Ltd. consolidation

Zhejiang Current account of

Petroleum & related parties 114182597.36 Within 1 year 1-2 6.24%

Chemical Co. Ltd. within the scope of years consolidation

Hangzhou

Xiaoshan District Government

Investment receivables 100000000.00 Within 1 year 5.46%

Promotion Bureau

Total 1816436946.02 99.24%

3. Long-term equity investments

Unit: RMB

Closing balance Opening balance

Items

Book balance Provision for Carrying Book balance Provision for Carrying impairment amount impairment amount

Investments in 4384310280 4384310280 40951102808 40951102808subsidiaries 8.47 8.47 .47 .47

Investments in

associates and 4285931338. 4285931338 3916960592. 3916960592.joint ventures 65 .65 70 70

Total 4812903414 4812903414 44868063401 448680634017.12 7.12 .17 .17

(1) Investments in subsidiaries

Unit: RMB

Opening Increase and decrease in the current period

Opening balance of Closing balance Closing

Investees balance provision balance of (carrying for Investments Investment Provision for (carryinOther g provision for amount) impairmen increased s decreased impairment amount) impairment t

Zhejiang

Petroleum 28457242 153000000 299872& 42115.3

Chemical 115.34 0.00 4

Co. Ltd.Ningbo

Zhongjin 59902011 599020

Petrochemi 40.04 1140.04

cal Co.

269 / 276 Full Text of 2024 Annual Report

Ltd.Zhejiang

Shengyuan

Chemical 2030140000.00

203014

Fiber Co. 0000.00

Ltd.Dalian

Yisheng 14682044 146820

Investment 57.48 4457.48

Co. Ltd.Rongsheng

New

Materials 10000000 750000000. 17500000.00 00 0000.00

(Zhoushan)

Co. Ltd.Rongsheng

New

Materials 90000000 900000

(Taizhou) 0.00 000.00

Co. Ltd.Rongsheng

Petrochemi

cal 62088956 620889

(Singapore) 0.00 560.00

Pte. Ltd.Zhejiang

Yongsheng 19830653 602000000. 800306

Technolog 7.70 00 537.70

y Co. Ltd.Hong Kong

Sheng Hui 141419910.00

141419

910.00 Limited

Rongsheng

Internation 10000000 100000

al Trading 0.00 000.00

Co. Ltd.Rongsheng

Chemical 40000000. 10000000.0 500000

(Shanghai) 00 0 00.00

Co. Ltd.Rongxiang

Chemical 3000000.0 300000

Fiber Co. 0 0.00

Ltd.Hainan

Rongsheng

Internation 1000000.0 100000

al Trade 0 0.00

Co. Ltd.Rongsheng

Petrochemi

cal (Hong 699087.91 699087.Kong) Co. 91

Ltd.Subtotal 40951102 289200000

438431

808.470.0002808.47

270 / 276 Full Text of 2024 Annual Report

(2) Investments in associates and joint ventures

Unit: RMB

Increase and decrease in the current period

Openi Openi

ng Investme Other

Declar

ng ed Closing Closing

balanc balanc comp balanc balancInve Invest nt gains Other distribInvest e e of e e of stme ments or losses

rehen equit ution Provis

ees (carry (carry provisprovis nts decre recognize

sive y of ion for

ing incom impair

Other ing ion for

ion for

amou incre d under chang cash amou impairased e ment

nt) impair ased the equity adjust es divide

nt) ment

ment method ments nds or profits

I. Joint ventures

II. Associate

Zhejia

ng

Yishen

g 148379841 3448428

-1518

Petroc 0.93 2254 05728

hemica 8.85 18.24 1.54

l Co.Ltd.Ningb

o

Hengy 16756 - -

i 3505. 8145085 8239

77873

401.2

Tradin 10 3.13 250.7 6

g Co. 1

Ltd.Zhejia

ng

Xiaosh

an

Rural 2265 1465 13228 2690

Comm 59866

2910678

02.786282639.600065

ercial 8.75 3.92 0 5.85

Bank

Co.Ltd.Subtot 3916 1380 13228 4285

al 96059

2441012

30.589815639.6931332.704.9708.65

39161380132284285

Total 96059 2441012 9815 639.6 93133

2.7030.584.9708.65

The recoverable amount is determined according to the net amount of fair value minus disposal expenses

□ Applicable □ Not applicable

The recoverable amount is determined according to the present value of the expected future cash flow

□ Applicable □ Not applicable

Reasons for the difference between the above information and the information used in impairment test or external

information in the previous years

271 / 276 Full Text of 2024 Annual Report

4. Operating revenue and operating cost

Unit: RMB

Current period cumulative Preceding period comparative

Items

Revenue Cost Revenue Cost

Main operations 2363829411.86 2333799484.08 3749052513.75 3674697564.89

Other operations 80517987.35 35829527.43 52411684.97 48284096.24

Total 2444347399.21 2369629011.51 3801464198.72 3722981661.13

Breakdown information of operating revenue and operating cost:

1) Breakdown of revenue from contracts with customers by goods or services

Amount in the current period Amount in the previous period

Items

Revenue Cost Revenue Cost

Polyester chemical fiber film 2363829411.86 2333799484.08 3749052513.75 3674697564.89

Trade and others 78470936.15 35558081.43 51127281.30 48012650.24

Subtotal 2442300348.01 2369357565.51 3800179795.05 3722710215.13

2) Breakdown of revenue from contracts with customers by time of transferring goods or rendering services

Items Current period cumulative Preceding period comparative

Recognized at a point in time 2442300348.01 3800179795.05

Subtotal 2442300348.01 3800179795.05

3) Information related to performance obligations

Time of Nature of goods or Whether

fulfilling Significant services that the the

Amount Type of

Items performance payment terms Company has Company

expected to be

returned to the warranties and

obligations promised to is a transfer principal customer

related obligations

Prepayments; the

Sale payment period of

of Upon delivery accounts receivable

Products in line Warranty-type

Goods of goods is generally 30 to

with national Yes No

90 days after standards

quality guarantee

product delivery.

4) Contract liabilities with opening balance of RMB 132034985.73 were carried over to revenue in the current

period.

5. Investment income

Unit: RMB

Items Current period cumulative Preceding period comparative

Investment income from long-term equity 2550000000.00 930000000.00

investments under equity method

Investment income from long-term equity 244101230.58 213559806.48

investments under cost method

272 / 276 Full Text of 2024 Annual Report

Investment income from disposal of long- 136583.66

term equity investments

Losses on discounting of receivables -88514.74 -69752714.18

financing

Interest income from call loans between 33787302.90 15535855.12

related parties

Total 2827800018.74 1089479531.08

XIX. Supplementary information

1. Breakdown of non-recurring gains and losses in the current period

□Applicable □ Not applicable

Unit: RMB

Items Amount Remarks

Gains on disposal of non-current assets including write-off of 28037854.60

provision for impairment

Government grants included in profit or loss (excluding those

closely related to operating activities of the Company

satisfying government policies and regulations enjoyed based 42372438.06

on certain standards and continuously affecting gains or losses

of the Company)

Gains on changes in fair value of financial assets and financial

liabilities held by non-financial enterprises and gains from

disposal of financial assets and financial liabilities excluding 51474393.47

those arising from hedging business related to operating

activities

Fund possession charge from non-financial entities and 392911.94

included in profit or loss

Other non-operating revenue or expenditures -98193645.95

Other profit or loss satisfying the definition of non-recurring 35269367.80

profit or loss

Less: Enterprise income tax affected 45497452.62

Non-controlling interest affected (after tax) 51525226.38

Total -37669359.08 --

Situation of other profit/loss items falling within the definition of non-recurring gain or loss:

□ Applicable □ Not applicable

The Company has no other profit/loss items falling within the definition of non-recurring gain or loss

Statement of defining non-recurring profit and loss items listed in the Explanatory Announcement No.1 on

Information Disclosure of Companies Offering Securities to the Public - Non-recurring Profits and Losses as

recurring profits and losses

□ Applicable □ Not applicable

273 / 276 Full Text of 2024 Annual Report

2. ROE and EPS

EPS

Profit of the reporting period Weighted average ROE (%) Basic EPS (RMB per share) Diluted EPS (RMB per share)

Net profit attributable to

shareholders of ordinary shares 1.65% 0.08 0.08

Net profit attributable to

shareholders of ordinary shares

after deducting non-recurring 1.74% 0.08 0.08

profit or loss

3. Differences in Accounting Data under Domestic and Foreign Accounting Standards

(1) Differences in net profits and net assets in financial reports disclosed in accordance with international

accounting standards and China accounting standards

□ Applicable □ Not applicable

(2) Differences in net profits and net assets in financial reports disclosed in accordance with foreign

accounting standards and China accounting standards

□ Applicable □ Not applicable

4. Others

1. Calculation process of weighted average ROE

Items Symbols Current period cumulative

Net profit attributable to shareholders of ordinary shares A 724484686.45

Non-recurring profit or loss B -37669359.08

Net profit attributable to shareholders of ordinary shares after

deducting non-recurring profit or loss C=A-B 762154045.53

Opening balance of net assets attributable to shareholders of ordinary

shares D 44335891085.79

Newly added net assets attributable to ordinary shareholders of the

Company resulting from new shares issued or debt-to-equity swap E

Number of months from the following month of increased net assets

to the end of the reporting period F

Net assets attributable to shareholders of ordinary shares decreased

due to share repurchase or cash dividends appropriation G1 957314454.20

Number of months counting from the next month when the net assets

were decreased to the end of the reporting period H1 7

Net assets attributable to shareholders of ordinary shares decreased

due to share repurchase or cash dividends appropriation G2 356717606.78

Number of months counting from the next month when the net assets

were decreased to the end of the reporting period H2 11

274 / 276 Full Text of 2024 Annual Report

Net assets attributable to shareholders of ordinary shares decreased

due to share repurchase or cash dividends appropriation G3 3183466.00

Number of months counting from the next month when the net assets

were decreased to the end of the reporting period H3 10

Net assets attributable to shareholders of ordinary shares decreased

due to share repurchase or cash dividends appropriation G4 7490988.00

Number of months counting from the next month when the net assets

were decreased to the end of the reporting period H4 3

Translation reserve G5 51071825.30

Number of months counting from the next month

when the net assets were increased or decreased to H5 6

the end of the reporting period

Changes in other equity under the equity method I1 114451543.25

Number of months counting from the next month

when the net assets were increased or decreased to J1 6

the end of the reporting period

Other

Effect of share repurchase using OTC derivatives I2 -400228.68

Number of months counting from the next month

when the net assets were increased or decreased to J2 11/10/9

the end of the reporting period

Unuse of work safety fund I3 -41620109.48

Number of months counting from the next month

when the net assets were decreased to the end of the J3 6

reporting period

Number of months of the reporting period K 12

Weighted average net assets L= D+A/2+E×F/K-G×H/K±I×J/K 43869899714.48

Weighted average ROE M=A/L 1.65%

Weighted average ROE after deducting non-recurring gain and loss N=C/L 1.74%

2. Calculation process of basic EPS and diluted EPS

(1) Calculation process of basic EPS

Items Symbols Current period cumulative

Net profit attributable to shareholders of ordinary shares A 724484686.45

Non-recurring profit or loss B -37669359.08

Net profit attributable to shareholders of ordinary shares after

deducting non-recurring profit or loss C=A-B 762154045.53

Opening balance of total shares D 9609091878.00

Number of shares increased due to conversion of reserve to share

capital or share dividend appropriation E

Number of shares increased due to offering of new shares or

conversion of debts into shares F

Number of months counting from the next month when the shares

were increased to the end of the reporting period G

275 / 276 Full Text of 2024 Annual Report

Number of shares decreased due to share repurchase H1 35635036.00

Number of months counting from the next month when the shares

were decreased to the end of the reporting period I1 11

Number of shares decreased due to share repurchase H2 312300.00

Number of months counting from the next month when the shares

were decreased to the end of the reporting period I2 10

Number of shares decreased due to share repurchase H3 852400.00

Number of months counting from the next month when the shares

were decreased to the end of the reporting period I3 3

Number of shares decreased in the reporting period J

Number of months in the reporting period K 12

Weighted average of outstanding ordinary shares L=D+E+F×G/K-H×I/K-J 9575953078.33

Basic EPS M=A/L 0.08

Basic EPS after deducting non-recurring profit or loss N=C/L 0.08

(2) Calculation process of diluted EPS

Calculation process of diluted EPS is the same as that of basic EPS.Rongsheng Petrochemical Co. Ltd.Chairman: Li Shuirong

April 24 2025

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