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合盛硅业:合盛硅业2024年度可持续发展报告(英文版)

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2024

Sustainability ReportContents

About this report 02 01 02 03

Governance

About Hoshine Silicon 04 Environmental Social Part Part Part

Key Performance Table 76 Responsible Hoshine Future Hoshine Excellent Hoshine

Shanghai Stock Exchange (SSE) 83 Refined Governance Green Leadership Scaling New Heights

Guidelines Index

Corporate Governance 12 Low-carbon Operations 26 Quality Management 50

ESG Governance 14 Environmental Management 35 Customer Experience 61

Business Ethics 18 Pollutant Discharge 41 Supply Chain Security 64

Data Security and Customer 21 Resource Usage 46 Caring for Employees 67

Privacy Protection Community Co-construction 732024 | Sustainability Report About this report

About this report

Report Introduction

Hoshine Silicon Industry Co. Ltd. (hereinafter referred to as "Hoshine Silicon" "the Company" or "we") presents the 2024

annual Sustainability Report (hereinafter referred to as "this report" or "ESG report") which aims to elaborate on the Company's Central Hoshine Refers to Xinjiang Central Hoshine Silicon Industry Co. Ltd.institutional development and performance in environmental social and governance (hereinafter referred to as "ESG"). It

objectively discloses the Company's management and achievements in sustainable development to meet the expectations of Longsheng Carbon R efers to Shanshan Longsheng Carbon Manufacturing Co. Ltd.stakeholders and the public.Ningxin Carbon Refers to Shihezi Western Ningxin Carbon Co. Ltd.Report Scope Jiaxing Hoshine R efers to Hoshine Silicon (Jiaxing) Industry Co. Ltd.Business scope: this report covers the Company's main businesses. For detailed business information please refer to the Hoshine New Materials Refers to Ningbo Hoshine New Materials Co. Ltd.Company's 2024 annual report. Unless otherwise specified the content of this report encompasses Hoshine Silicon and its

subsidiaries. Luzhou Hoshine Refers to Hoshine Silicon (Luzhou) Industry Co. Ltd.Time scope: the content of this report primarily covers the time scope from January 1 2024 to December 31 2024 (hereinafter Inner Mongolia Saisheng Refers to Inner Mongolia Saisheng New Materials Co. Ltd.referred to as the "reporting period" or "this year"). To enhance the completeness of this report some content extends beyond this

period.Report release cycle: this is an annual report and represents Hoshine Silicon's first Sustainability Report.Report Preparation Basis

Other definitions are as follows: This report is prepared in accordance with the Guidelines No. 1 of Shanghai Stock Exchange(hereinafter referred to as "SSE") for

Self-Regulation of Listed Companies - Standardized Operations Guidelines No. 14 of Shanghai Stock Exchange for Self-Regulation

Shanshan Silicon Refers to Hoshine Silicon (Shanshan) Industry Co. Ltd. of Listed Companies - Sustainability Report (Trial) and others while also referencing the United Nations Sustainable Development

Goals (SDGs). This report includes a detailed index of guidelines in the final section for readers' quick consultation.Xinjiang Silicon Industry New Materials Refers to Xinjiang Hoshine Silicon Industry New Materials Co. Ltd.Western Hoshine Refers to Xinjiang Western Hoshine Silicon Industry Co. Ltd.Report Information Sources

Eastern Hoshine Refers to Xinjiang Eastern Hoshine Silicon Industry Co. Ltd.The information and data in this report are sourced from the Company's internal official documents internal statistical materials

Western Silicon Materials Refers to Xinjiang Western Hoshine Silicon Materials Co. Ltd. and publicly available information. Unless otherwise specified all monetary amounts in this report are denominated in Renminbi

(RMB).Shanshan Electric Power Refers to Hoshine Electric Power (Shanshan) Co. Ltd.Shanshan Energy Management Refers to Hoshine (Shanshan) Energy Management Co. Ltd.Report Reliability Assurance

Hoshine Thermal Electric Refers to Xinjiang Western Hoshine Thermal Electric Co. Ltd.All content disclosed in this report has been reviewed and approved by the Board of Directors of Hoshine Silicon. The Company's

Xinjiang Green Energy Refers to Shihezi Hoshine Green Energy Management Co. Ltd. Board of Directors and all directors guarantee that this report contains no false records misleading statements or material

omissions and assume legal responsibility for the authenticity accuracy and completeness of its content.

02 032024 | Sustainability Report About Hoshine Silicon

About Hoshine Silicon

Company Profile Corporate Culture

Hoshine Silicon Industry Co. Ltd. was invested and established by Ningbo Hoshine Group in 2005 and successfully listed on the

main board of the Shanghai Stock Exchange in 2017. It is the Company with the most complete silicon-based whole industrial Hoshine Silicon places high importance on the construction and development of corporate culture committed to building a

chain in the world the pioneer of the integrated green circular economy model of silicon-based new materials and the leader of distinctive and highly cohesive corporate culture to drive the Company's sustained and steady development. Through relentless

the overall solution for green energy resources. efforts over the past nearly two decades Hoshine team members have gradually formed shared career goals and value

orientations which have coalesced into the unique corporate culture of Hoshine Silicon.The Company has set up digital intelligent manufacturing bases in Xinjiang Zhejiang Inner Mongolia Sichuan and other places

and has high-tech research and development centers in Shanghai and Hainan. Its businesses mainly cover multiple fields such as

energy silicon metal silicone carbon new materials third-generation semiconductor silicon carbide (SIC) the whole photovoltaic

(PV) industrial chain and energy storage. Among them the production capacities of silicon metal and silicone have ranked first

in the world for many consecutive years. The scientific research strength of emerging businesses such as SIC and PV ranks firmly

in the first echelon of the industry. The related products are widely used in various fields such as aerospace and military industry

electronic communication medical and health care and automobile manufacturing and its partners are all over the world. Management Our Vision

Concept

The Company strives to contribute Hoshine's wisdom and strength to the global silicon-based new materials industry and green Committed to be the world-Survive by quality renowned enterprise with

energy sector. On the one hand we actively promote the large-scale promotion of clean energy and zero-carbon technologies promote development by most reasonable resource

vigorously advocate green and low-carbon production methods and take the lead in carrying out product carbon footprint science and technology allocation most influential

certification within the industry to achieve green manufacturing. On the other hand we actively create sustainable and green take customers as the and vitalityfoundation

circular economy models for quality improvement and upgrading enabling mutual empowerment among different industries

within the "Green Circular Economy Industrial Park" and fully constructing a low-carbon and high-efficiency industrial sustainable

development system. Operation Concept

Create a platform for

employees create

benefits for customers

create wealth for

Talent Concept shareholders create

Let every employee play value for society

unlimited possibilities

Our Spirit Employing

Success comes from Concept

persistence Our Mission People-oriented

Concentrate on morality first

the silicon-based

materials to create

a wonderful life

04 052024 | Sustainability Report About Hoshine Silicon

Corporate Values Corporate Honors and Awards

Ranked 153rd in Hurun China 500 Most Gold Certification1Valuable Private Companies 2024

Abide by the national laws and company system never

violate the high-voltage line of the enterprise; be a Hurun Research Institute Ecovadis

person with morality first honesty and integrity words

and deeds; requite kindness with kindness requite Honesty and

resentment with justice to uphold fairness honesty and Integrity

trustworthiness. Use positive forces to have a positive st 2024 Hangjia Aurora Award - China's

impact on the surroundings. Ranked 141 in the "List of 2024 Top Most Influential SiC Substrate 500 New Economy Enterprises" Enterprise2

China Enterprise Evaluation Association "Hangjia Remarks on the 3rd Gen

Semiconductors"

Ranked 94th in 2024 Top 500 National Excellent Green Energy

Leading innovation with green environmental protection Enterprises from Zhejiang Province Development Case

Green everyone can innovate everything can be innovative; embrace

rd

Innovation change dare to break through dare to try not afraid of failure Zhejiang Business Magazine 2024 3 Green Finance Forum

good at summing up.Annual Outstanding Enterprise in The Most Promising Listed Company in

Sustainable Development New Materials

Shanghai United Media Group | Jiemian Global - National Business Daily - 2024 14th China

2024 [Smart Industry Awards] Listed Companies Reputation Awards

Professional and persistence with the spirit of

craftsmanship constantly improving; diligence and

efficient execution; courage to take responsibility take Dedication and Annual Steady Progress New Energy Growth Value Listed Company of

the initiative to meet new challenges and tasks; hold Aggressiveness Company the Year

curiosity continuously improve learning keep in mind Think Finance & Investor Network - 2024 21st Century Business Herald - 2024

the original heart and mission and pursue excellence. Golden Bridge Awards Capital Market "Golden Sail" Cases

Excellent Corporate Governance 2024 Yinshi · Market Value

Award of the Year Management Award

Shanghai United Media Group | Jiemian Zhejiang Daily Press Group Yinshi Finance

Global - 2024 [ESG Pioneer 60] RoyalFlush - 2024 Yinshi Awards

With an open and win-win attitude we share industry growth

Win-win with our partners; we have a big vision and can work together

Cooperation in a team to achieve our goals; we are willing to share our

expertise and work experience and grow with our colleagues. 2024 Annual Best Investor Relations

Management Listed Company Award

Securities Market Weekly - The 18th (2024)

Capital Market Crystal Ball Awards

1 Obtained by Jiaxing Hoshine

2 Obtained by Hoshine New Materials

06 072024 | Sustainability Report About Hoshine Silicon

Integrated Green Circular

Economy Model of Silicon-

based New Materials

Relying on the advantages of synergetic development of the

industry chain Hoshine Silicon leads the development of

the industry through the integrated green circular economy Create a sustainable "green engine" and improve the consump-tion level of renewable energy

model of silicon-based new materials achieving an organic GREEN CYCLE SILICON -

combination of energy and silicon-based materials and Hoshine Silicon is the pioneer in building the Aligned with China's green development BASED WHOLE INDUSTRY CHAIN world's first complete silicon-based industrial strategy Hoshine Silicon actively promotes the enabling the implementation of the green circular model chain and a leader in providing holistic green large-scale adoption of clean energy and

of "resources-products-renewable resources or recycled energy solutions. The vertically integrated zero-carbon technologies. The Company has

products". industrial chain represents an efficient secure emerged as a key enabler and contributor in and traceable development model. By implement- achieving the "Dual Carbon" goals and

ing end-to-end management and control across addressing climate change challenges.Currently with the advantages suchI navs eurptesrtream-downstream all production stages it achieves comprehensive

connection a whole industry chain a high local conversion product quality enhancement and precise fulfillment of consumer demands.rate and obvious characteristics of a circular economy

Hoshine Silicon has established a modern industrial

system of silicon-based new materials with international

SiC epitaxial

competitiveness. The Company pioneered the construction High-purity SiC substrate SiC module SiC terminalSiC powder wafer wafer product

of green circular economy parks for silicon-based new

materials in Shihezi and Shanshan Xinjiang. From the power

Glass

supply by the heating and power plant to the production of

terminal silicon-based products and from the vertical supply

of energy and raw materials to self-sufficiency and mutual Silicon solar

empowerment all by-products in the production process are Poly-silicon Silicon rod Silicon wafer cell

recycled.Frame

The successful implementation of this model not only

demonstrates the leading position of Hoshine Silicon in Silicone rubber Electric power Photo-

Liquid silicone Automobile voltaic Photovoltaic

technological innovation and sustainable development but Quartz mine Silicon metal rubber architecture encap- Inverter sulant power station

also sets a model for the green transformation of the whole film Solar panel

silicon-based new materials industry. In 2024 the Company's Silicone oil Daily chemicals PV

silicon metal business segment through industry chain textiles ribbon

synergy as well as technological innovation continued to Silicone

Thermal

improve the average daily output and effectively reduce the Fumed silica insulation Junction

box

electricity consumption per ton some of the average daily material Paint coating

output of the mineral heat furnace has exceeded 70 tons

and the electricity consumption of smelting a single ton of Photov-Silicone sealant oltaic

adhesive

silicon metal has even been reduced to less than 10000 kWh;

silicone business segment some of the plants through the

technological transformation the capacity of a single set of

equipment has been increased from 300 tons per day to 330- From supplying electricity via thermal power plants to manufacturing

350 tons per day and Innovative application of advanced end-use silicon-based products and from vertically integrating energy and raw material supply to achieving self-sufficiency with mutual empower-

equipment fractional distillation technology as well as ment this model has established a comprehensive ecosystem spanning

process equipment technology in the chloromethane system the entire industrial chain.and the use of advanced energy-saving equipment in large

units of the public utility system have brought significant

energy-saving benefits to the Company.

08 09Responsible Hoshine Refined Governance/

2024 | Sustainability Report 01 Governance Part

Governance Pa0rt 1

Responsible Hoshine

Refined Governance

Hoshine Silicon deeply recognizes the importance of integrity operations for long-term

corporate development. Therefore the Company is committed to advancing the construction

of its governance system actively integrating sustainable development concepts into its

operations and earnestly fulfilling social responsibilities. Simultaneously the Company

continuously strengthens corporate governance level by incorporating business ethics risk

management information security and other issues into its core development strategy driving

high-quality and sustainable development while establishing a positive corporate image.Corporate Governance 12

ESG Governance 14

Business Ethics 18

Data Security and Customer 21

Privacy Protection

UN Sustainable Development Goals Corresponding to This Chapter

10 11Responsible Hoshine Refined Governance/

2024 | Sustainability Report 01 Governance Part

Corporate Governance Risk Management

Hoshine Silicon attaches great importance to risk management and internal monitoring formulating regulations such as the

Hoshine Silicon continually enhances its governance levels through a sound governance framework and effective management Internal Control Evaluation Promotion System and the Internal Audit Management System . The Company strictly supervises

procedures to ensure corporate governance efficacy. We consistently optimize our governance structure implement risk business processes including finance engineering and operations strengthens risk identification early warning and full-process

management continuously improve governance transparency and effectively safeguard shareholders' equity. control of contract performance and integrates enterprise risk management into Hoshine Silicon's strategies and operation

processes at all levels. We have formulated a unified risk investigation checklist systematically analyzing and comprehensively

managing risks in terms of potential impacts risk levels probabilities control measures etc. which facilitates the Company to

efficiently manage various potential risks of all functional departments.Governance Structure The risk management system of Hoshine Silicon is coordinated and controlled by the Board of Directors and the Audit Committee

under the Board of Directors is responsible for supervising the implementation of risk management to ensure the appropriateness

Hoshine Silicon strictly complies with laws and regulations such as the Company Law of the People's Republic of China the and effectiveness of the management system and structure. Hoshine Silicon's internal control and audit departments regularly

Securities Law of the People's Republic of China and the Listing Rules of Shanghai Stock Exchange for Stocks .3 During the report to the Audit Committee and conduct supervision and inspection on the implementation of risk management measures and

Reporting Period in accordance with the new regulatory rules of the China Securities Regulatory Commission and the Shanghai related work. Hoshine Silicon has established three lines of defense for risk management which support and strengthen our risk

Stock Exchange and in combination with the actual situation of the Company we revised documents such as the Rules of management system and escort the stable and sustainable development and operation of the Company.Procedure of the Special Committees of the Board of Directors and the Articles of Association of Hoshine Silicon Industry Co. Ltd.optimized the rules of procedure of the Board of Directors and its subordinate committees strengthened the management norms The Second

of independent directors and improved the decision-making and management level of the Board of Directors. The First Line Line of The Third Line

of Defense Defense of Defense

The corporate governance of Hoshine Silicon includes one meeting and two boards i.e. the shareholders' meeting the Board of

Directors and the Board of Supervisors. The shareholders' meeting as the supreme authority formulates the Company's major V arious business departments Various functional departments Internal control and audit

decisions. The Board of Directors as the executive body performs its responsibilities in accordance with the authorization of the D evelop risk-control measures at the headquarters departments and external

shareholders' meeting and conducts the governance work of the Company. The Board of Supervisors as the supervisory body is in accordance with risk E stablish a sound risk supervision and audit

responsible for supervising the actions of the Board of Directors to ensure that it exercises its functions and powers in accordance management standards and management system I ndependent of other business

with the law. The Board of Directors has established the Audit Committee Strategy and Sustainable Development Committee incorporate them into the and standardize the risk departments carry out

Remuneration and Assessment Committee and Nomination Committee. All members of these committees are served by directors daily risk management and management process risk monitoring and audit

jointly promoting the efficient operation of the Company. During the Reporting Period based on the original Board of Directors' control evaluate the effectiveness of

committees we adjusted the Strategy Committee to the Strategy and Sustainable Development Committee and clearly included risk management and control

sustainable development management work within its scope of responsibilities so as to improve the Company's sustainable measures and optimize the

development governance level. Company's risk management

We explicitly consider multiple factors such as gender age cultural and educational background skills knowledge and internal control and governance

professional experience when selecting candidates for the Board of Directors' members in order to improve the work efficiency of processes

the Board of Directors and ensure the scientific nature of decision-making. In addition the Nomination Committee of the Board of

Directors reviews and examines the structure director number and composition of the Board of Directors every year and makes

suggestions on any changes made to the Board of Directors to ensure the independence and fairness of its management and

decision-making. During the Reporting Period the Board of Directors of Hoshine Silicon was composed of a total of 9 directors

including 4 female directors.Hoshine Silicon integrates ESG risk management and control into its daily risk management work enhancing our awareness

of ESG risk management. We have established an internal control effectiveness verification mechanism to ensure the effective

Shareholders' Meeting implementation of the risk management mechanism and continuously strengthened risk management and compliance training

to further guarantee the implementation of the risk management system.Board of Board of Hoshine Silicon Special Compliance Training for Independent Directors

Directors Supervisors

In November 2024 Hoshine Silicon actively participated in the "Special Compliance Training for Independent Directors

of Listed Companies in 2024" organized by the Shanghai Stock Exchange. The training content covered course topics

Strategy and Sustainable Remuneration and Nomination such as the regulatory concepts and latest regulatory practices of information disclosure of listed companies the legal Audit Committee Development Committee Assessment Committee Committee responsibilities of independent directors under the registration system the analysis of recent disciplinary action cases and

the causes and prevention of risks of listed companies. Through this training the independent directors of the Company

timely obtained the latest regulatory policies providing strong support and guarantee for enhancing their own competence

Hoshine Silicon's Governance Structure to perform duties improving the corporate governance structure and promoting the high-quality development of the

3 T he revision is based on the latest version of the Company Law of the People's Republic of China the China Securities Regulatory Commission's Measures for Company.

the Administration of Independent Directors of Listed Companies Listed Company Supervisory Guideline No. 2 - Regulatory Requirements for the Management

and Use of Raised Funds by Listed Companies the Listing Rules of Shanghai Stock Exchange for Stocks as well as the Shanghai Stock Exchange Self-Regulatory

Guidelines for Listed Companies No. 1 - Standardized Operations for Mainboard Listed Companies.

12 13Responsible Hoshine Refined Governance/

2024 | Sustainability Report 01 Governance Part

ESG Governance Special Training on the Sustainability Report of Listed Companies

Hoshine Silicon attaches great importance to ESG governance continuously improves the ESG governance structure and In May 2024 the Shanghai Stock Exchange held the "Special

management system and actively integrates the concept of sustainable development into the Company's daily management Training on the Sustainability Report (ESG) of Listed Companies

and production operations. At the same time we earnestly listen to and accept the demands of various stakeholders and (First Session)" which covered the interpretation of Sustainability

jointly explore the path of sustainable development. Report guidelines ESG evaluation rating and investment carbon

emission accounting methods and policies and sharing of report

compilation experience by listed companies. Hoshine Silicon

actively organized its staff to participate in the training. This

training has provided guidance for the Company in exploring

ESG Governance Structure high-quality development and enhancing its investment value and has further improved the relevant personnel's understanding

of the disclosure guidelines and standardized our information

The Company has established a three-layer ESG governance structure with the Board of Directors as the supreme decision-making disclosure behavior related to sustainable development.and management body the Strategy and Sustainable Development Committee as the core and the ESG task force responsible for

implementation. The Board of Directors is responsible for supervising and approving ESG matters and the Strategy and Sustainable

Development Committee is responsible for overseeing the progress of ESG work and regularly reporting to the Board of Directors. The

ESG task force is composed of various functional departments to ensure the effective implementation of ESG work.Communications with Stakeholders

Based on the characteristics of our company's own business and drawing on the experiences and practices of global peers we

actively incorporate the feedback from stakeholders into our strategic and management decision-making processes ensuring that

the requirements and expectations of stakeholders are aligned with the Company's goals and actions.Hoshine Silicon adheres to the corporate governance concepts of openness and transparency placing paramount importance

Board of Directors on stakeholders' core concerns. We have systematically established a diversified communication matrix encompassing face-to-

face communications emails phone communications and new media platforms (WeChat Official Account) while implementing

a multi-tiered dialogue mechanism that includes shareholders' meetings annual/semi-annual reports special disclosure

documents dual-track (online/offline) performance briefings and institutional investor thematic conferences. Through

Strategy and Sustainable institutionalized and regular two-way information exchange we comprehensively listen to the stakeholders' demands accurately

Development Committee gauge market expectations and continuously optimize the inclusiveness and sustainability of strategic decision-making. During

the Reporting Period we focused on building strategic mutual trust system in capital markets organizing and participating in over

150 diversified exchanges covering more than 500 investors through systematic investor relations management mechanism in

the year earning unanimous recognition from investors and shareholders thereby laying solid foundations for enhancing capital

ESG Task Force market brand credibility.Key Stakeholders Communication Channels

Government and regulatory authorities Policy directives work reports information submissions on-site inspections

Hoshine Silicon's ESG Governance Structure

Shareholders and investors Investor exchange conferences reception of shareholder visits response to shareholder hotline consultations

ESG Management Practice Customers Phone communications periodic follow-ups

Hoshine Silicon is committed to truly applying the ESG concept to the practice of promoting the sustainable development of the T ender meetings supplier evaluation processes collaborative exchanges

enterprise and acting as a promoter of high-quality ESG actions in the industry. While focusing on the high-quality development Suppliers and partners industry forums

of its main business we actively assume social responsibilities pays attention to the demands of stakeholders and responds to

them in a timely manner so as to enhance its corporate influence and work hand in hand with value chain partners to promote the Employees Internal communication platforms employee satisfaction surveys

prosperity of the industry. employee visits and care

In addition we attach great importance to the corporate sustainable development strategy and practice constantly improve Local communities Community activities volunteer services

the understanding of ESG by the Board of Directors and management and promptly adjust the Company's ESG development

direction. The members of the Board of Directors of Hoshine Silicon actively participate in ESG knowledge training keep abreast of Media and public Company website daily communications and responses public opinion

the changes in exchange rules and updates of regulatory policies related to ESG important industry news on key ESG issues and monitoring information disclosures

analysis and sharing of ESG-themed case studies etc. so as to improve the relevant skills and capabilities of the Board of Directors'

members in sustainable development and thus enhance the Company's ESG governance level.

14 15Responsible Hoshine Refined Governance/

2024 | Sustainability Report 01 Governance Part

Matrix of Material lssues

Hoshine Silicon employs policy benchmarking industry research in-depth interviews and questionnaire surveys to collect During the Reporting Period we identified 25 ESG issues in combination with corporate development strategy and industry-

and analyze stakeholder inputs constructing a multi-dimensional issue identification mechanism that accurately pinpoints the specific considerations comprising 15 highly important issues 8 moderately important issues and 2 generally important issues.dimensions of core concerns and develops the Company's list of major issues. Based on the importance assessment results from

all key stakeholders we prioritized ESG-related issues to establish the important issue matrix which was subsequently reviewed

and approved by the Board of Directors in alignment with corporate strategy and operational policies to confirm the priority order

of major issues. Hoshine Silicon's 2024 Matrix of Material lssues

Moderately Important Issues Highly Important Issues

Preliminary Identification of Major Issues

The Company's potential major issues were preliminarily identified through policy interpretation and analysis Energy Usage

reference to industry peers' practice and organization of our current status. CorporateGovernance

OccupationalE mployee Remuneration

Health and and BenefitsResource Usage

Safety Compliance Employment

Stakeholder Communication Supply Chain Security Emissions Management

Clean Technology and Opportunities Product Quality

R&D Innovation and Safety

Through interviews and exchanges with key stakeholders (investors customers regulatory authorities etc.) we Risk Management Environmental

prioritized major issues according to stakeholders' focus areas. ESG Governance Management

Business Ethics

Diversity and Equality

Biodiversity Circular Economy

Employee

Development

Climate Change Tackling

Assessment of Major Issues Privacy and Information Security

Responsible Marketing Customer Service

A ligned with global sustainable development goals our strategic direction and stakeholder concerns we and Experience

established our major issue matrix and made corresponding adjustments based on the situation of the industry

and the Company. Rural Revitalization

Contributions to the Society

Environmental Issues

Review and Disclosure Social Issues

T he Board of Directors reviewed major issues and disclosed them in the 2024 ESG Report. Governance Issues

Generally Important Issues

Employee Issues

Hoshine Silicon's Major Issues Identification Process Importance to Hoshine Silicon

1617

Importance to StakeholdersResponsible Hoshine Refined Governance/

2024 | Sustainability Report 01 Governance Part

Business Ethics Proactive review Reactive review

Hoshine Silicon strictly complies with laws and regulations including the Criminal Law of the People's Republic of China Conduct supervision and audits through routine and A ccept and address internal and external complaints

the Anti-Unfair Competition Law of the People's Republic of China and the Interim Provisions on Banning Commercial specialized monitoring and reports regarding compliance issues

Bribery having improved and updated management systems such as the Employee Conflict of Interest Management Policy. Incorporate the management modules from the Basic

All employees are required to sign the Integrity and Self-disciplinary Commitment Letter and Employee Conflict of Interest U pon receipt of reports the department conducts a Norms for Enterprise Internal Control into daily audits

Disclosure Form upon onboarding respecting market competition principles and supporting and maintaining a fair and preliminary review immediately to judge the authenticity and supervisions

free market competition environment. We oppose all forms of commercial bribery extortion fraud money laundering reasonableness and urgency of the reported content

monopoly and unfair competition maintaining zero tolerance towards any unethical business conduct. During the and assigns it to each local internal control department Supervise and inspect risk control activities and

Reporting Period Hoshine Silicon incurred no fines or settlements related to unfair competition conflicts of interest money for investigation based on regionmeasures implemented by various departments guided

laundering or insider trading. by a risk investigation checklist

Whistleblowing and Investigation Mechanism

We have established a top-down business ethics management We have established an open business ethics reporting platform to encourage stakeholders including company employees

system that clearly defines responsibilities for business Board of Directors suppliers and business partners to report any misconduct against business ethics to us. The Company has implemented internal

ethics management at all levels to foster a sound business systems such as the Whistleblower Reward System which fully defines specific situations to be reported assigns departmental

ethics cultural atmosphere. Hoshine Silicon's Board of responsibilities and outlines post-reporting measures taken. Audit Committee

Directors has set up an Audit Committee responsible for

monitoring the effectiveness of compliance management

systems and relevant policies. The Company's Internal Internal Control Department Whistleblowing Channels Whistleblower Protection Measures

Control Department serves as the primary supervision and Phone and WeChat We clearly stipulate that the information of whistleblowers

management department for business ethics management Email: hs_tousu@hoshinesilicon.com will be strictly kept confidential. Except for the members

related matters conducting regular and irregular supervisions Functional Departments of the Board of Directors other personnel have no right to

and inspections of business activities across all functional access the information related to the whistleblowing.departments branches and subsidiaries while investigating Hoshine Silicon's Business Ethics Management System

and addressing any unethical business conduct to ensure

effective maintenance of our business ethics management. Whistleblower Rewards

The Company has joined the China Enterprise Anti-Fraud We provide rewards to employees who actively monitor and report corruption behaviors promoting the continuous

Alliance adhering to its covenant by committing to not offer monitoring of any potentially unethical illegal or dishonest activities.or accept bribes in business activities operating with integrity

and fair competition and continuously implementing or

executing effective anti-bribery policies. Additionally we also Anti-Fraud Alliance Sunshine Integrity

joined the Sunshine Integrity Alliance with the mission of Alliance

"integrity operations" to jointly create a trustworthy business

environment for consumer confidence.Business Ethics Alliance

Business Ethics Regulation

We integrate the audits and supervision of business ethics risks into both routine and specialized management work to further

enhance the effectiveness of our anti-corruption and business ethics management.At the audit level Hoshine Silicon examines the execution of business ethics policies during business cycle audits such as verifying

the inclusion of the Supplier Commitment Letter for Integrity Cooperation in procurement contracts thereby ensuring business

ethical conducts are effectively implemented at the business level. In 2024 we conducted sales-collection and procurement-

payment business cycle audits at Jiaxing Hoshine with no instances of unethical business conduct identified temporarily.At the supervisory level to ensure effective execution of risk management measures The Company's Internal Control Department

supervises high-risk business ethics links through proactive and reactive reviews guaranteeing the effective implementation of risk

management work into daily work and reducing the occurrence of non-compliant incidents.

18 19Responsible Hoshine Refined Governance/

2024 | Sustainability Report 01 Governance Part

Construction of Compliance Culture Data Security and Customer

In order to encourage more employees to participate in the cultural construction of anti-corruption and anti-fraud we actively

conduct employee professional ethics training implementing the concepts of openness transparency and integrity in public Privacy Protection

service. Our aim is to build a team of compliant talents and strengthen the clean and upright corporate atmosphere. During the

reporting period Hoshine Silicon organized business ethics and anti-corruption training covering directors senior management Hoshine Silicon deeply understands that information security is the key to the cornerstone of the Company's sustainable

and employees ensuring personnel at all levels realize the importance of business ethics. development and customer trust. The Company strictly complies with laws and regulations such as the Cybersecurity Law

of the People's Republic of China the Data Security Law of the People's Republic of China and the Personal Information

Protection Law of the People's Republic of China and formulates internal systems such as the Information System Security

Management Regulations and the Information Equipment Management System to ensure the continuity of business

Mail Push Induction Training for New Employees operations and the integrity of data guiding Hoshine Silicon to practice the management of information security and data

security.Send a mandatory learning document i.e. A Letter Conduct new employee induction training once

from the Internal Control Department to New a month which includes content related to anti-

Employees to each new employee reminding them of corruption anti-bribery and anti-fraud We have established a leading group for network information security to comprehensively implement the main responsibility for

working with integrity and be brave enough to report network information security improve the protection ability of network information security and build a solid line of defense for

incidents that violate business ethics information security.Hoshine Silicon Business Ethics Training Main Responsibilities of the Leading Group for Network Information Security

I mplement the deployment and requirements of superior network information security work ensuring that the

network information security is at Level 2 or above

Hoshine Silicon Anti-fraud Training F ormulate network information security management systems to ensure the secure operation of network information

Be responsible for carrying out inspections of network information security work coordinating and planning as the

On April 26 2024 in order to enable employees to have a clearer understanding of the harm of fraud Jiaxing Hoshine whole the emergency response to network information security incidents

shared anti-fraud related knowledge with all employees at the employees' congress. The content included what fraud

is fraud around us how to detect fraud what the precursors of fraud are and the "people's war" against fraud. This Regularly conduct education and training on network information security

enhanced employees' compliance awareness and laid a solid foundation for the Company's clean culture construction and

sustainable development.Meanwhile the Company follows the Emergency Response Plan for Network and Information Security to execute an emergency

handling mechanism for information leakage aiming to prevent potential information security risks. When an information leakage

incident occurs the Operations Department of Hoshine Silicon will strictly adhere to the emergency plan response mechanism.Through the monitoring of security equipment and alarm information it will quickly identify the cause of the security incident

promptly address information security threats and compile a post-incident analysis report after the incident is resolved. Then it

will report to the Company's management in accordance with the information security incident management process preventing

and minimizing the network and information security emergencies and the resulting damage. During the Reporting Period there

were no data or privacy leakage incidents at Hoshine Silicon.Hoshine Silicon Anti-fraud Training Scene

20 21Responsible Hoshine Refined Governance/

2024 | Sustainability Report 01 Governance Part

To strengthen cybersecurity management and the protection capabilities of business systems Hoshine Silicon has effectively

After receiving reports of potential safety hazards promptly update system patches to fix the vulnerabilities improved its ability to handle cybersecurity incidents and its security protection capabilities against external risks through tasks

such as data protection encryption upgrades information security attack and defense drills and third-party vulnerability analysis.Delete or restrict access to pages that leak sensitive information without affecting businesses or functions Data Protection Encryption

Strengthen access control to systems and data and implement strong password policies multi-factor authentication

access permission management etc. to ensure that only authorized personnel can access sensitive information.Blur relevant sensitive information on the server side Green Shield must be installed on all office computers in the Company and the decryption requests and permissions

must be strictly managed with a "whitelist" implemented for mobile storage devices.Information Security Attack and Defense Drills

Conduct strict inspections on the data returned by the server side to ensure that the queried data is Actively carry out internal attack and defense drills. By simulating real-world attack scenarios test the defense

consistent with the data displayed on the page capabilities and operating environment of internal systems.D uring the reporting period we repaired system vulnerabilities discovered during the drills and optimized security

Hoshine Silicon's Emergency Response Mechanism for Information Leakage configurations to enhance the overall security of the system.Third-Party Vulnerability Analysis

H ave a third-party conduct a comprehensive review of the enterprise's information security and promptly repair and

update relevant software systems or equipment including patching applications and upgrading systems. During the

reporting period we identified a total of 95 high-risk vulnerabilities 569 medium-risk vulnerabilities and 635 low-risk

vulnerabilities.Hoshine Silicon's Information Security Protection Measure

The Company attaches great importance to and is committed to continuously cultivating employees' awareness of information

security. Through regular holding of information security training and information security publicity and education employees are

encouraged to actively identify and prevent potential information security risks and continuously strengthen the cultivation of all

employees' awareness and capabilities of information security protection.Hoshine Silicon Information Security Experience Zone

During the National Cybersecurity Week from September 9 to 15 2024 Hoshine Silicon actively responded and deeply

participated in the event. We have specially set up an information security experience zone allowing employees to

experience various security threat scenarios immersively such as simulated hacker attacks and handling of data leakage

crises. Through these highly interactive and practical drills employees can intuitively feel the importance of information

security and learn how to effectively identify and respond to potential risks in their daily work strengthening employees'

awareness of information security.Hoshine Silicon Cybersecurity Training

In order to enable employees to better use security tools such as firewalls intrusion detection systems and anti-virus

software and to learn to actively use vulnerability scanning tools to promptly detect and fix system vulnerabilities we

have carried out cybersecurity training for employees. The training content includes the basic concepts of information

security common threats and security protection measures. By explaining national and local information security laws and

regulations as well as the Company's internal information security policies and processes the training enables employees

to be aware of the correct handling procedures for information security incidents and standardizes the Company's

information security management.

22 23Future Hoshine Green Leadership/

2024 | Sustainability Report 02 Environmental Part

Environmental Pa0rt 2

Future Hoshine

Green Leadership

Hoshine Silicon regards environmental protection as its own responsibility and

unswervingly implements the green development leadership strategy. The Company is

committed to becoming a global leading supplier of sustainable silicon-based industry

chains. We earnestly carry out energy and greenhouse gas management environmental

management pollutant prevention and control and resource utilization management

in all aspects of production and operation gradually exploring the action path to

address climate change so that we strive to achieve green low-carbon and long-term

development and integrate the concept of green production throughout the entire

production process.Low-carbon Operations 26

Environmental Management 35

Pollutant Discharge 41

Resource Usage 46

UN Sustainable Development Goals Corresponding to This Chapter

24 25Future Hoshine Green Leadership/

2024 | Sustainability Report 02 Environmental Part

Low-carbon Operations Strategy

Based on industry research reports relevant policies issued by regulatory authorities peer benchmarking and external information

We actively respond to the national "dual carbon" strategic goals implement the concept of sustainable development retrieval Hoshine Silicon understands the list of potential climate risks and assesses the expected time dimension of the

and are committed to becoming an active participant in and contributor to the low-carbon transformation of the industry. occurrence of risks and the degree of potential impact. According to the results of the climate risk assessment the Company jointly

The Company incorporates climate change into its sustainable development management actively explores low-carbon discusses and formulates countermeasures with relevant business departments. In the identification of climate opportunities we

development models and implements green operations into practical actions by continuously optimizing production also combine mainstream practical cases to explore our climate opportunities.processes and improving energy utilization efficiency.Risk Category Risk Description Response Measures Potential Impact Time Scope

Extreme weather conditions (such as Establish a tracking mechanism for

Climate Change Tackling heavy rain typhoons heavy snow meteorological information formulate floods high temperatures and severe management processes for extreme

cold) may lead to traffic disruptions weather warnings and emergency Increased operating Short-

Climate change is a major global challenge facing humanity today. With reference to the recommendations and guidance of the Acute damage to factory buildings disaster response measures and

Task Force on Climate-related Financial Disclosures (TCFD) Hoshine Silicon incorporates climate change into its overall ESG and limited raw material supply conduct long-term prevention and

costs asset term

resulting in production interruptions effective response to sudden natural impairment

management process actively conducts the identification of climate change risks and opportunities explores effective carbon depreciation of fixed assets or work- disasters such as extreme cold

reduction measures and promptly reviews the effectiveness of its climate strategy and the achievement of carbon reduction related injuries and fatalities. typhoons heavy rain and floods.measures comprehensively enhancing the Company's ability to address climate change. Physical

Risk The rise in average temperatures will Continuously identify potential risks of

Governance lead to increased production costs in climate change and formulate plans to each factory greater production risks enhance the capability to adapt to rising

decreased employee productivity and temperatures; Increased

Hoshine Silicon has established a climate governance structure covering the "decision-making level - organizational level Chronic increased energy consumption for Set up backup energy supply plans and operating Long-term

- execution level" and clearly defines the management responsibilities at each level effectively promoting the orderly maintaining normal production (such consider the stability of energy suppliers costs

implementation of management work for addressing climate change continuously improving the effectiveness of climate change as temperature and humidity) which to address the stability of energy supply in turn will affect company's operating during extremely hot periods.governance and driving the low-carbon development of the whole industry chain. costs and capital investment.Strengthen the carbon emission Be responsible for supervising and reviewing climate change-related strategies management system continuously

Supervise the performance of annual climate change-related policy management and the progress track the established environmental

of goals goals and establish a management Board of mechanism for carbon emission

Directors Review the measures for addressing climate change submitted by the Strategy and Sustainable With the gradual tightening of carbon performance assessment indicators;

Development Committee Meet the current regulatory compliance Policy and emission management there may be Increased

law requirements for the carbon emissions

requirements through measures operating Med-and-

of products leading to an increase in such as optimizing the energy costs long-term Identify determine and assess the risks and importance of climate change issues company's operating costs. structure strengthening scientific

Strategy and S upervise evaluate and review the policies management performance and progress of relevant

and technological innovation and

promoting the empowerment of digital

Sustainable goals regarding climate change issues. Examine external trends related to climate change as well as technologies and take responses

Development risks and opportunities and mitigate the adverse impacts of climate change on the Company measures in advance to emerging

Committee F ormulate and review the Company's vision goals and strategies related to climate change regulations that may or are about to be

and actively communicate with the Board of Directors on the measures and actions required to introduced.improve the Company's performance in addressing climate change Transition Pay attention to the raw material

risks Suppliers are affected by climate market ensure timely access to raw Increased

Implement the Company's decisions and deployments for addressing climate Market change risks resulting in rising

material price information and changes operating

raw material prices and increased in energy policies to make responses; costs

Med-and-

change and continuously improve the participation of specialized departments

production costs. optimize supplier management and decreased

long-term

ESG Working Group in climate change management regularly analyze the risks of raw revenue

F ollow up on the execution of climate change management measures and follow material supply.up on the progress of relevant performance and goal achievements Customers consumers and other

Responsible for internal communication and external liaison relevant parties are increasingly concerned about company's

performance in terms of brand values Continuously promote R&D innovation Decreased

Hoshine Silicon's Climate Change Governance Structure and climate change response; if

Reputation company does not actively carry out in low-carbon products and implement revenue the concept of green and low-carbon in decreased Long-term

We have provided the members of the Board of Directors with training on the theme of climate change in the form of knowledge climate change response actions

sharing by external experts etc. to support them in acquiring the necessary professional knowledge so that they are competent in it may not be able to meet the

the production and operation process. asset value

expectations of stakeholders resulting

the management and supervision of climate change-related issues. In order to ensure the effective execution of various measures in damage to its own image and

Hoshine Silicon has incorporated climate change-related quantitative indicators into the performance assessment scope of reputation.relevant management personnel to incentivize and commend their contributions in the field of climate change.

26 27Future Hoshine Green Leadership/

2024 | Sustainability Report 02 Environmental Part

Opportunity Category Opportunity Description Potential Impact Response Measures Indicators and Goals

Accelerate the development of new Hoshine Silicon formulates energy consumption goals that are in line with the actual situation based on the production status

Against the backdrop of the "dual carbon" goals energy emerging markets and strengthen

New energy public sectors customers and consumers cooperation provide more products of each business line taking the business divisions as units and links the key performance indicators of climate change and

and e-mobility prefer climate-friendly products and services Increased and services that meet market needs environmental management with the performance assessment of relevant core management personnel. In the future we will

emerging markets and there is a wide demand for new energy and revenue and expectations and achieve long- formulate carbon emission goals at the Company level in combination with our own operating situation to effectively promote the

e-mobility transformation. term sustainable growth of business and realization of the Company's environmental and climate change goals and solidly promote the carbon reduction work.revenue.Hoshine Silicon is well aware that Scope 3 Emissions is an important part of the greenhouse gas emissions in the enterprise

Increase the proportion of renewable value chain. As of the release date of this report the subsidiaries Shanshan Electric Power Hoshine Thermal Electric and Jiaxing

With the R&D and innovation of green energy application in the production and Hoshine have disclosed their carbon emission situations. In the future we will continuously improve our ability to identify and

Renewable energy technologies and the introduction of supportive Reduced energy

operation links reduce direct energy costs

policies the accessibility of renewable energy costs increased meet the needs of downstream customers

measure carbon emissions throughout the whole industry chain enhance the transparency of climate data in the value chain and

transformation will gradually increase and the price may revenue and at the same time respond to the lay a solid data foundation for formulating scientific and reasonable goals.gradually decrease. regulatory pressure and low-carbon goals faced by the Company in the terminal

market.Category Unit 2024

Scope 1 tCO2e 9065365.27

Impact Risk and Opportunity Management Scope 2 tCO2e 8838382.528

In order to enhance the resilience to climate change effectively grasp and control climate-related risks and opportunities Total greenhouse gas emissions

(Scope 1 + Scope 2) tCO2e 17903747.80Hoshine Silicon continuously strengthens its risk management capabilities integrates climate change risks into the existing risk

management framework of the enterprise in stages and is committed to gradually reducing the impact of climate risks on the

enterprise during the operation process to the minimum. Greenhouse gas emission intensity

(Scope 1 + Scope 2) tCO2e / RMB one million of revenue 670.75

Analysis and Screening of Climate Change Risks and Opportunities Hoshine Silicon's Scopes 1 and 2 Greenhouse Gas Emission Situations

Analyze climate change risks and opportunities based on the TCFD framework and the practices of peers.C ombined with the internal situation of the Company and the external environment each functional department

jointly screens out the climate change risks related to Hoshine Silicon.Determination and Assessment of Climate Change Risks and Opportunities CO2

Based on the analysis of industry characteristics and the opinions of stakeholders and external experts clarify the

specific climate change risks and opportunities applicable to Hoshine Silicon.For the confirmed climate change risks assess their impacts on the Company's business and assess factors such as

the likelihood impact adaptability and resilience of climate change risks and opportunities so as to determine the

priority of relevant management strategies.Formulation of Climate Change Risk Response Plan

Formulate effective response plans for the identified risks and regularly supervise the progress and results of risk

response work for major climate risks.In the future based on the characteristics of its own industry and business operations analyze the factors for financial

importance assessment to determine the climate-related financial impacts.Hoshine Silicon's Climate Change Risk Management Process

28 29Future Hoshine Green Leadership/

2024 | Sustainability Report 02 Environmental Part

Energy Usage and Carbon Emissions Management

Hoshine Silicon continues to promote the certification work of the energy management system and continuously improves its own

Hoshine Silicon strictly complies with the requirements of laws and regulations such as the Law of the People's Republic of China energy management level. As of the end of the Reporting Period subsidiaries Western Hoshine Jiaxing Hoshine Shanshan Silicon

on Energy Conservation and continuously optimizes its energy management system. We have increased the intensity of low- and Luzhou Hoshine have all obtained relevant certifications for the energy management system such as ISO 50001.carbon scientific and technological innovation for energy conservation optimized the management of production processes

and continuously adopted new technologies to reduce energy consumption. While achieving energy conservation and emission

reduction we have also effectively managed operating costs and strived to achieve the green low-carbon and sustainable

development of the enterprise.Energy Management System

We continuously carry out the work of establishing and improving the energy management system. For each production base

we formulate a series of management requirements for energy sources such as coal natural gas and electricity in terms of usage

metering statistical reporting consumption costs etc. including the Enterprise Energy Management System and the Energy

Conservation Management System. We are committed to reducing unnecessary energy consumption while meeting production

needs.Hoshine Silicon continues to strengthen the construction of its own energy management system. A three-tier energy management Hoshine Silicon's Energy Management System Certification Certificates

structure covering the general manager of the business division the chief engineer and the team leader of the production

department has been established at the business division level and corresponding responsibilities are defined based on the

specific situations of the persons in charge at each rank. During the Reporting Period Hoshine Silicon linked energy budgets to the

performance of the corresponding departments aiming to encourage departments to actively take measures to reduce energy consumption Energy Management Measures

improve energy utilization efficiency and promote the overall improvement of the enterprise's energy management level.Combined with the current energy consumption model of Hoshine Silicon's industries we have carried out measures such as

optimizing production processes improving equipment energy efficiency and adjusting the energy consumption structure

Team exploring the energy conservation and carbon reduction paths of Hoshine Silicon based on multiple effective measures.leader Bear the overall responsibility for energy management work.In order to have an in-depth understanding of the energy consumption status of each product the Company promotes the Implement and urge departments to execute laws regulations rules policies and development of product carbon footprint certification work aiming to accurately grasp the carbon emission situation clarify the

guidelines related to energy management.General carbon emission reduction goals and paths and actively promote the enterprise's transformation towards green and low-carbon manager Incorporate energy management work into the enterprise's economic and social laying a solid foundation for achieving sustainable development goals. As of the end of the Reporting Period the silicone rubber

development plans and annual plans and organize the preparation and implementation products of Hoshine Silicon have successfully obtained carbon footprint certification and the carbon footprint certification work of

of med-and-long-term special energy management plans and annual energy photovoltaic products is also being actively promoted.management plans.E ncourage and support research on science and technology in energy management. We actively participate in the carbon trading market and efficiently complete the performance tasks through scientific formulation

Deputy of trading strategies. At the same time we are committed to promoting the discussion of carbon market policies and the

team

leaders formulation of standards demonstrating the responsibility of power generation enterprises in addressing climate change and Be responsible for the energy management work of the entire enterprise supervise and promoting energy transformation. During the Reporting Period Shanshan Electric Power and Hoshine Thermal Electric as

guide each department to implement the indicators and conduct annual assessment.Chief engineer deputy general power generation enterprises have been respectively incorporated in the list of key greenhouse gas emission units in Xinjiang

manager of production deputy Take measures to reduce energy consumption losses and emissions and implement Autonomous Region and Xinjiang Production and Construction Corps in 2024. Among them Shanshan Electric Power and Hoshine

general manager of maintenance the strategy of combining conservation and development. Thermal Electric have full payment of carbon emission rights

assistant to the general

manager Reasonably adjust the structure promote the reduction of energy consumption and for the year 2023 in 2024. Currently they are waiting for the

eliminate backward production capacity improving energy utilization efficiency. carbon emission verification institution assigned by the

Incorporate energy management into the training system. superior environmental protection competent department to

verify the 2024 emission situation of the factories. After that

Members the payment work will be carried out in an orderly manner. This

Improve the energy statistical indicator system improve and standardize energy is in line with the relevant national management regulations.Head of Operation Department statistical methods ensuring the authenticity and integrity of energy statistical data.head of Environmental On the management side we actively advocate energy Protection Department Actively carry out the publicity of energy management knowledge and energy conservation conservation behaviors such as turning off lights when not

head of Fuel Transportation technology training and support service work such as energy management and energy

Department head of in use in each business division standardize the turning off

Warehousing Department conservation consultation design assessment testing auditing and certification. of lighting equipment as much as possible without affecting

director of Testing Center

head of Production Technology Establish an energy management goal responsibility system and a system for analyzing normal production and regularly conduct general knowledge

Department head of Safety energy consumption statistics and energy utilization status. and compliant operation training related to energy conservation

Supervision Department and carbon reduction and clean production. In the actual

production process employees strive to reduce waste and losses

caused by "runs spills drips and leaks" and non-standard Carbon Footprint Certification Certificate of Silicone Rubber

Energy Management Structure at the Business Division Level of Hoshine Silicon operations and improve resource utilization efficiency. Products

30 31Future Hoshine Green Leadership/

2024 | Sustainability Report 02 Environmental Part

Carbon Emission

Reduction Business Project Description Carbon Emission

Measures Segments Reduction

Business

Measures Segments

Project Description

Silicon Automated power distribution: we implemented optimized electric furnace power management

metal system reducing energy waste through automated power distribution. Adding a waste heat boiler: by adding a waste heat boiler the waste heat of the flue gas is effectively

converted into reusable energy enabling the utilization of a large amount of high-temperature flue gas

generated during the production process and improving the economic benefits of the enterprise.Optimization of synthesis process: by introducing high-efficiency catalysts and precisely adjusting

the reaction conditions the conversion rate of a single reaction has been significantly improved;

at the same time through designing the pipeline layout and selecting high-efficiency mixing

equipment we ensure the uniform distribution and full mixing of raw materials effectively curbing Silicon Fan transformation: we carry out an integrated transformation of the dust treatment system

the local overheating phenomenon and significantly reducing the energy loss. metal focusing on the upgrading of key equipment such as the main environmental protection fan and the

dust collector. We implement a modular compartment addition transformation of the dust collector

which significantly improves the system's treatment efficiency. Based on the real-time data of the dust

Waste heat utilization: by installing heat exchangers we collect the waste heat generated in high- concentration the operation parameters of the equipment can be dynamically optimized. After the

temperature processes such as steam generators and convert the waste heat into effective thermal transformation the operation energy consumption of the system is significantly reduced the dust

energy that can be used in other relatively low-temperature production links realizing the reuse emission stably meets the standard and the operation and maintenance cost is reduced simultaneously

of thermal energy resources significantly reducing the overall heating demand in the process and forming a virtuous cycle of coordinated optimization of environmental protection treatment and energy

Silicone effectively improving energy use efficiency. efficiency.By-product utilization: we adopt the newly developed technology to convert by-products into high-

value-added products significantly increasing the production capacity of a single set of silicone Addition of a hydraulic turbine: the hydraulic turbine has been commissioned and put into use.monomer unit. Its performance during operation meets expectations. It can drive the fan to meet production needs

just under the action of the recycled return water without the need for an auxiliary motor to operate

achieving cost reduction.Recycled use of condensate water: the condensate water generated during the production process

is re-used into the system as a cooling medium or for other purposes after appropriate treatment

Production process which not only reduces the demand for freshwater resources but also saves the energy required for

optimization heating water resources effectively improving the utilization efficiency of water resources. Improvement of Equipment technical transformation: through innovative design and optimization of the internal

Strengthen energy equipment energy components of the fluidized bed reactor the methyl chloride gas distributor and the gas-solid

recovery effectively efficiency separation cyclone equipment structure of key devices and by developing a new catalytic system and

utilize the waste Waste heat utilization in the calcination workshop: we install a waste heat boiler system at Implement energy studying its synergistic effect with the quality of silicon metal the Silicone R&D Center has successfully

heat residual the tail of the flue gas redirect the reused waste heat to the production links that require a conservation Silicone increased the production output of methyl chlorosilane and the operation cycle of the device.pressure and other Carbon specific temperature for operation effectively reducing the flue gas emission temperature. After transformation

energy sources the implementation of the technical transformation all the steam produced annually by the of equipment to

generated during the newly added waste heat boiler is reused in the production system significantly reducing coal improve equipment

production process consumption. energy efficiency Application of innovative technologies: Our innovative applications include advanced distillation

and improve energy and reduce energy equipment process technology in chloromethane systems and energy-efficient machinery for large

utilization efficiency Technical transformation of low-temperature denitrification: we remove the high-temperature waste units of utility systems collectively delivering notable energy-saving benefits.Energy catalyst and replace it with a medium-temperature catalyst enabling the denitrification system to be put into operation at the initial stage of the unit's startup and accelerating the system's entry

into an efficient state.Elimination of old equipment: we eliminate old equipment with high energy consumption and

Energy conservation in poly-silicon production process: waste heat energy conservation introduce new efficient and energy-conserving equipment. This measure not only significantly reduces

1. Make full use of the waste heat generated during the production process of the reduction furnace energy consumption but also improves production efficiency.

and adopt the multi-tower coupling technology of the distillation column which greatly reduces the

steam consumption.

2. Convey the waste powder generated during the production process to the trichlorosilane device Selection of energy-efficient equipment: some high-energy-consuming equipment was used

for the production of chlorosilane which greatly reduces the silicon consumption.Carbon in the production process of the carbon segment. To achieve the energy conservation goal we comprehensively select equipment with an energy efficiency level at Grade 2 or above. This helps the

Energy conservation in monocrystalline silicon and monocrystalline silicon wafer process: business division reduce energy consumption save costs and reduce carbon emissions.energy conservation by changing the thermal field structure and water cycle

1. By improving the structure of the thermal field of the monocrystalline furnace the power in the

crystal pulling process is reduced thus achieving the goal of reducing power consumption.Photovoltaic 2. The pure water used in the slicing process is recycled after passing through a filter press reducing

Energy conservation optimization of the cold end of the steam turbine: On the basis of the air-

water consumption. cooling system a peak cooling unit is added to divert steam for cooling during summer. During spring autumn winter or under low-load conditions the air-cooling fans operate at variable frequency while

the peak cooling unit is shut down to increase the unit operations

Energy conservation in the solar panel process: thermal energy recovery

The compression heat generated by the air compressor is recovered and reused by being supplied

to the equipment in the workshop that requires heat thereby saving energy consumption. Energy Energy conservation transformation of the vacuum pump: we install a pre-condenser on the

vacuum extraction header pipe to pre-cool the moist gas reduce the volume flow rate of the medium

Energy conservation in the photovoltaic glass process: optimization of the kiln burner lower the power of a single pump and recover the condensed water; we develop an intelligent two-

We optimize the distribution mechanism of natural gas among the burners making the melting stage triple-cone vacuum system that reduces energy consumption through flow path optimization

temperature curve in the kiln more reasonable thus significantly improving the glass melting while integrating real-time monitoring and early warning functions to achieve synchronous

quality and reducing the natural gas consumption per unit in the glass production process. improvement in electricity water and coal utilization efficiency.

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2024 | Sustainability Report 02 Environmental Part

Environmental Management

Carbon Emission Hoshine Silicon incorporates environmental protection and sustainable development into its corporate development

Reduction Business Project Description strategy continuously enhancing environmental management capabilities. The Company practices green operations

Measures Segments implements chemicals management and prioritizes biodiversity conservation work striving to build an eco-friendly

enterprise.Capacity increase transformation of the mill: we replace key worn components and optimize the

structural strength; upgrade the rotary separator system retain the motor and variable frequency

control module and replace core solar panels such as the rotor as a whole to improve the

separation efficiency of pulverized coal; reconstruct the casing sealing system transform the tie rod

sealing device and the structure of the manhole door to increase the output. Environmental Compliance Management

We strictly comply with national environmental laws and regulations including the Environmental Protection Law of the People's

Spraying the boiler with new coating: we implement coating reinforcement technical Republic of China and have established standards and specifications such as the Environmental Protection Management System

Improvement of transformation for the problem of the decline in the boiler's thermal efficiency and use a new the Environmental Protection Facility Operation System and the Production Base Environmental Pollution Prevention and

equipment energy type of composite coating to spray the water-cooled wall of the furnace chamber as a whole.efficiency By enhancing the radiation heat transfer efficiency in the furnace the uniformity of the flame

Control Responsibility System to ensure environment protection compliance throughout project construction and manufacturing

Implement energy temperature field is improved and the heat loss of the flue gas is effectively reduced. After the processes.conservation transformation the boiler's thermal efficiency is improved the coking rate of the heating surface is

transformation Energy alleviated simultaneously the maintenance cycle is extended and both energy conservation and

of equipment to efficiency improvement as well as the equipment reliability are enhanced. Environmental Management System

improve equipment

energy efficiency Boiler front warm air heater: we carry out the transformation of the boiler front warm air heater To ensure the efficient operation of the environmental

and reduce energy system. By constructing a thermal energy closed-loop system of "condenser-circulating water-warm

waste management system Hoshine Silicon has established a top-air heater" we introduce the low-temperature circulating water that is idle in winter into the inlet down environmental management structure decomposing Board of Directors

air duct of the boiler fan. A two-group modular warm air device is innovatively designed to heat the

ambient air to an appropriate temperature providing an efficient solution for the utilization of the environmental management tasks item by item providing

waste heat from the cold source of power plants in severely cold regions. strong support for continuously promoting the Company's

environmental management. We have formulated an

Performance improvement of the steam-driven feed water pump: we optimize the flow channel environmental management structure in which the general General Manager of

structure and improve the flow capacity by widening the flow-through cross-section and enhancing manager of the business division reports directly to the Business Division

the surface finish; innovate the design of the impeller assembly and adopt streamlined blades Company's Board of Directors clarifying the environmental

and wear-resistant coating technology to improve hydraulic efficiency and cavitation resistance;

reconstruct the sealing system and select high-temperature and high-pressure sealing materials management responsibilities and authorities at each level

and precisely control the clearance between the moving and stationary parts enabling the two gradually strengthening the implementation and supervision

units after the transformation to completely get rid of the dependence on the electric pump. of environmental management responsibilities and further Heads of the Safety and Environment

improving the enterprise's environmental governance level and Departments of Each Subsidiary

environmental performance.Adjustment Selection of new energy lighting equipment: we successively install solar streetlamps within and Hoshine Silicon's Environmental Management Structure

of the energy around the factory area to save electricity.consumption

structure

we continuously Environmental Risk Management

optimize the energy Carbon

structure increase

the proportion Replacement of furnace gas used for gas generator with natural gas: we have eliminated the In terms of environmental risk management Hoshine Silicon strictly follows the requirements of the Measures for Emergency

of clean energy double-stage gas generator and used a new natural gas transportation and decompression system Management of Environmental Emergencies the Interim Measures for the Administration of the Filing of Emergency Plans

use reduce the gradually replacing the original gas combustion system with a natural gas combustion system and for Environmental Emergencies in Enterprises and Public Institutions (Trial) and other regulations and regularly conducts

consumption significantly improving energy utilization efficiency. investigations for hidden dangers of sudden environmental risks. At the same time we organize each business division to

of traditional

energy sources formulate the Emergency Response Plan for Environmental Emergencies and file it clarifying the emergency response procedures

and effectively and handling measures which effectively enhances the ability and level of the enterprise's internal response to environmental

reduce the energy risks. During the Reporting Period Hoshine Silicon did not have any major environmental pollution incidents environmental

consumption during Construction of photovoltaic project: photovoltaic power generation project in Shanshan County administrative penalties or accidents such as excessive pollutant discharge or illegal discharge.the production

process. Turpan City

Energy To ensure the stable supply and efficient utilization of energy Shanshan Electric Power plans to

At the same time through a comprehensive and meticulous environmental risk assessment process we systematically identify

invest in and construct a photovoltaic power generation project in Shanshan County Turpan City. various potential environmental risk points. Relying on professional environmental audit methods we conduct in-depth

It is expected to adopt various models of energy storage systems to improve energy utilization verification and confirmation of the actual environmental risk situations of each business division to ensure the accuracy of risk

efficiency and reduce losses. identification.

34 35Future Hoshine Green Leadership/

2024 | Sustainability Report 02 Environmental Part

Environmental Compliance Training

Environmental Risk Assessment Project

Hoshine Silicon is committed to integrating the promotion of green environmental protection awareness into different operation

In 2024 Western Silicon Materials carried out a comprehensive environmental risk assessment work through a qualified scenarios such as offices and factory areas. It adopts various methods such as regularly conducting training on environmental

third-party professional institution. This assessment reviewed the environmental risks around the Company the protection knowledge and typical cases to promote the concept of sustainable development so as to effectively enhance the

environmental risk substances involved in the operation stage the existing environmental risk prevention and control environmental risk awareness and response skills of our employees.system and the configuration of emergency measures. It carried out scenario analysis focusing on environmental Special Training

emergencies and their harmful consequences and conducted a gap analysis of the existing prevention and control system.T he full-cycle management specifications for hazardous waste

The final conclusion of the environmental risk assessment is that the existing environmental protection measures are cover key technical requirements such as storage standards and the

feasible the potential environmental risks are controllable and the relevant emergency response work can be effectively setting of identification signs

carried out in case of environmental emergencies. A deep analysis of the legal system for the prevention and control of solid waste pollution systematically sorts out the core clauses of

the new solid waste laws the regulations on the management of

pollutant discharge permits etc.Environmental Compliance Audit I n the practice of environmental risk prevention and control we strengthen practical combat capabilities through the analysis

Hoshine Silicon regularly conducts internal environmental audits and external reviews to supervise the operation of the of typical cases and simulated emergency handling drills. At the

environmental management system and the performance of environmental management work in each business division and same time we publicize the joint law enforcement mechanism for environmental violations and crimes related to hazardous

to improve the Company's environmental management level in a targeted manner. In terms of internal audits we conduct waste ensuring that managers accurately master the red lines of

environmental impact testing at the already commissioned production bases every year to ensure the compliance of environmental regulations and operation specifications

management. The Company also conducts environmental impact assessments on new construction projects in accordance with

national environmental protection requirements ensuring the environment protection compliance of new projects. Compliance Training

In addition the Company regularly accepts daily supervisory comprehensive inspections environmental management system We strictly implement the requirements of

inspections special inspections of pollutant discharge permits special inspections of hazardous waste etc. by the ecological national environmental protection policies

environment management department at the location of the enterprise ensuring the effectiveness of the execution of and carry out training for all employees

environmental management policies and the effectiveness of risk management measures. focusing on the interpretation of regulations

and basic capacity building. By systematically

explaining the latest environmental protection

Environmental Audit Project regulations standards and key points of practical operations we focus on strengthening

employees' ability to execute daily operation

Environmental audits ensure that the Company can promptly discover and deal with potential environmental problems specifications and emergency handling. We transform environmental protection awareness

effectively guaranteeing the environment protection compliance of the production process. This not only enhances into implementable codes of conduct and

our own ability to respond to environmental risks but also demonstrates the Company's sense of responsibility and continuously consolidate the talent foundation

commitment in environmental protection. for green development

In 2024 both Shanshan Silicon and Xinjiang Silicon Industry New Materials carried out environmental protection audit Green Office

work. Through monthly quarterly and annual audits they continuously tracked and monitored the performance of For office areas that are not involved in production Hoshine Silicon also formulates relevant environmental management rules

the entire factory in terms of the generation storage and disposal of wastewater exhaust gas and waste as well as the and regulations including but not limited to the Regulations on the Use of Air Conditioners. We continuously conduct inspections

operation of environmental protection facilities and other dimensions. According to the relevant requirements of the of office areas and issue management notices on energy conservation and consumption reduction irregularly for the identified

environmental impact approval and pollutant discharge permit report they formulated an annual self-monitoring plan phenomena of resource waste deepening employees' concept of green office practices.and filled in the monitoring data in real-time on the national platform for archiving monitoring and reporting.Chemicals Management

Environmental System Certification Hoshine Silicon has formulated chemicals management systems such as the List of Chemical Categories and Management System

and the Hazardous Chemicals Management System establishing a special Safe Production Committee to manage hazardous

Hoshine Silicon continuously promotes the certification chemicals. Employees are strictly required to operate chemicals in a stable orderly and accurate manner ensuring that every step

work of the environmental management system and plans of the operation complies with safety specifications.to continuously extend the ISO 14001 certification to all

production-type affiliated companies of the Company. At

the same time the Company also continuously conducts the

certification work of clean production and green factories.As of the end of the Reporting Period multiple subsidiaries

of Hoshine Silicon had passed the ISO 14001 environmental

management system certification.Certification Situation of the Environmental Management System of Hoshine Silicon

36 37Future Hoshine Green Leadership/

2024 | Sustainability Report 02 Environmental Part

Chemicals Supervision

The Company strictly complies with the relevant regulatory requirements of national chemicals management and comprehensively Chemical Emergency Drills

implements the supervision work of chemicals including hazardous chemicals. We have established a verification and registration

management system for the entry and exit of hazardous chemicals and implemented strict supervision and management of the

entire life cycle of chemicals including procurement storage use and discarding ensuring the standardization and refinement of The Company attaches great importance to the safety management of hazardous chemicals and each production base

chemicals management work. actively organizes and conducts multiple emergency drill activities. Through this series of carefully designed practical

drills we strive to enable every employee to master solid chemical safety knowledge strengthen their emergency response

ability and practical operation skills in dealing with hazardous chemical leakage accidents and comprehensively improve

Filing of Hazardous Chemicals our emergency response ability to hazardous chemical leakage accidents.Drill on the Leakage of the Flange Connection at the Outlet of the Monomer Tank

When the using department needs to use hazardous chemicals it must first submit a paper application to the local police station

After obtaining approval the approved application report needs to be uploaded to the precursor chemicals supervision I n June 2024 Shanshan Silicon organized a company-level emergency drill. This drill simulated the leakage accident

system on the chemicals management platform scenario of the flange connection at the outlet of the monomer tank leaking. It was assumed that the shut-off valve

of the storage tank malfunctioned and a leakage occurred in front of the valve of the outlet pipeline of the storage

tank during the handling by the instrument maintenance workers. Since the workers did not wear protective face

shields the material splashed onto their faces causing burns. The drill focused on key links such as personnel rescue

Procurement and Registration of Hazardous Chemicals warning and evacuation fire prevention plugging and material transfer operations site cleaning and environmental

monitoring comprehensively testing the Company's emergency handling ability for leakage accidents.T he procurement department signs a formal procurement contract with the distributors based on the approval

information on the chemicals management platform followed by procurement of hazardous chemicals

After the goods arrive the using department needs to promptly enter detailed information such as the usage quantity Drill on the Leakage Caused by the Falling Off of the Methanol Crane Pipe at the Loading and

specifications and models of hazardous chemicals on the chemicals management platform ensuring the accuracy and Unloading Station in the Tank Area

traceability of the data

I n September 2024 Shanshan Silicon

organized a company-level emergency

Release from Warehouse and Storage of Hazardous Chemicals drill. This drill simulated the accident

scenario of the methanol fluid loading

arm falling off and leaking at the loading

A ccording to the actual needs the using department needs to go through the release procedures from the warehouse in and unloading station in the tank area.the precursor chemicals supervision system of the chemicals management platform In the set scenario the methanol fluid

All hazardous chemicals are strictly stored in special warehouses for hazardous chemicals and the whole process is loading arm fell off when the methanol

monitored and managed through the chemicals management platform ensuring their safe storage and compliant use tank truck was unloading. The escort of

the methanol tank truck inhaled a large

Hoshine Silicon's Hazardous Chemicals Management Process amount of methanol and fainted after

closing the emergency shut-off valve. At

the same time due to static electricity

a fire was ignited. The drill focused on

key links such as personnel rescue

Emergency Handling Mechanism for Chemicals warning and evacuation firefighting site

cleaning and environmental monitoring

For the chemicals involved in the workplace we clearly handles the accident site if appropriate after wearing the further improving the Company's special

inform employees about the chemicals they may come into equipment in accordance with the rules and regulations emergency handling ability for methanol

contact with and the existing hazards and post the chemical minimizing the casualties and property losses caused by the leakage accidents.components and relevant test data at the work site. The accident disaster.Company has formulated chemicals-related emergency

handling mechanisms such as the Special Emergency Hoshine Silicon adheres to the principle of "prevention

Response Plan for Hazardous Chemicals Leakage Accidents. dominant drills first" and regularly conducts emergency drills

related to chemical safety aiming to improve employees'

We follow the principle of "people-oriented safety first" and emergency handling ability for chemical-related emergencies.establish a special accident emergency rescue command We attach great importance to cultivating employees'

headquarters ensuring that in case of emergencies such as emergency response ability. By simulating emergency

chemical leakage the response and handling work can be situations such as chemical leakage in real scenarios we train

carried out quickly orderly and efficiently. When a hazardous employees to respond quickly and accurately and effectively

chemical leakage accident occurs the Company immediately control the development of the situation maximizing the Hoshine Silicon Emergency Drill Site

reports it to the local emergency management bureau safety of personnel and the environment.promptly activates the emergency supplies warehouse and

38 39Future Hoshine Green Leadership/

2024 | Sustainability Report 02 Environmental Part

Training on Chemical Safety Pollutant Discharge

The Company regularly provides multi-dimensional training both online and offline to employees involved in the use of As a leading integrated enterprise in the silicon-based new material industry the industry chain of Hoshine Silicon runs

chemicals to enhance their understanding of the properties characteristics and potential risks of chemicals. This ensures through multiple business segments such as silicon metal silicone carbon photovoltaic and energy covering the entire

that every employee can dispose of chemicals accurately and safely jointly building a solid defense line for the ecological and process from ore mining smelting and processing to the manufacturing of high-end materials. Due to significant differences

environmental safety of the enterprise. in the production processes and raw material usage of each business segment the types of pollutants generated also vary.In 2024 Hoshine Silicon carried out several systematic chemical knowledge training sessions covering managers and front-line Combining its own industrial operation situation Hoshine Silicon customizes and improves the discharge of wastewater

operating employees. The content included the basic properties and characteristic classifications of chemicals as well as the exhaust gas and solid waste in accordance with laws and regulations such as the Water Pollution Prevention and Control

storage management requirements safety precautions for use and emergency handling measures in case of emergencies. Law of the People's Republic of China the Air Pollution Prevention and Control Law of the People's Republic of China and

the Law of the People's Republic of China on the Prevention and Control of Environmental Pollution by Solid Waste and

norms such as the Law of the People's Republic of China on the Promotion of Clean Production. The Company promotes

Ecosystem and Biodiversity Protection clean production and tries to reduce or eliminate the impact of its own operations on the environment as much as possible.We deeply understand that biodiversity as the foundation experiments or uses protected plants and animals as raw

of life on earth is also an important guarantee for the materials in the production process.sustainable development of enterprises. Hoshine Silicon

strictly complies with relevant laws regulations and policies The Company continuously pays attention to the impact Waste Disposal

such as the Forest Law of the People's Republic of China the of its own operations on biodiversity and focuses on

Regulations for the Implementation of the Forest Law of the the protection and promotion of biodiversity. During the The Company practices the concept of "source reduction and resource recycling" formulates internal systems such as the

People's Republic of China the Regulations on Conversion project construction and operation process it makes every Hazardous Waste Management System the Waste Management System and the Supervision and Management Measures and

of Farmland to Forests the Measures for the Administration effort to avoid any damage to the natural ecosystem and System for Hazardous Waste and implements the compliant collection classification storage transfer and disposal of different

of Forest Cutting and Regeneration and the Water Law of the actively carries out biodiversity protection and restoration types of waste.People's Republic of China to carry out ecological protection work to create a suitable habitat environment for wild

work. animals and plants. In addition we continuously strengthen

environmental awareness education for employees Non-hazardous Waste Management

Hoshine Silicon always places ecological protection at the encouraging full participation in ecological protection

highest level of its business operations. All its activities practices. Upholding the philosophy of respecting nature

products and services have not had a significant impact on and protecting biodiversity we have embedded ecological We actively promote the reduction recycling and harmless

biodiversity and all office spaces business premises and protection as a core component of our corporate culture. This treatment of waste. General waste with recycling value is

industrial plants are not located within natural protection commitment drives the Company's steady progress along a entrusted to capable units for recycling and general waste

areas or in areas rich in biodiversity outside the protection green sustainable and biodiversity-respecting development without recycling value is uniformly collected and disposed

areas. It neither damages the original vegetation and path. of by local municipal sanitation and other units capable of

ecosystem nor uses protected animals to conduct animal handling solid waste.

40 41Future Hoshine Green Leadership/

2024 | Sustainability Report 02 Environmental Part

The non-hazardous waste generated during the production and operation of the silicon metal Management of Hazardous Waste

mainly includes desulfurized gypsum silicon slag microsilica powder and used refractory bricks

Harmless treatment: the desulfurized gypsum and silicon slag are respectively stored in All business divisions of Hoshine Silicon are equipped with In accordance with the regulations of the operation location

independently divided gypsum warehouses and storage yards. Some silicon slag is screened hazardous waste temporary storage sites that have passed the and the detailed requirements of environmental management

and returned to the furnace for use. The desulfurized gypsum and the remaining silicon slag are acceptance of environmental protection facilities as required. systems such as ISO 14001 for hazardous waste we formulate an

Silicon Metal entrusted to a qualified third-party unit for unified disposal The hazardous waste is temporarily stored in the hazardous annual hazardous waste generation plan plan the generation of

Business Segment waste temporary storage room. The Company fills in the waste in each process and procedure of the production link and

Reduction: after being crushed the used refractory bricks are mixed with refractory castables and hazardous waste generation and disposal ledger the hazardous clarify specific supervision measures.used for repairing the lining of high-temperature industrial furnaces waste management plan the hazardous waste transfer sheet

Recycling: as one of the important by-products in the production process the fine silicon metal etc. according to national regulations and entrusts professional

powder undergoes strict quality control screening and processing to meet the market sales institutions with collection and disposal qualifications to handle

standards realizing the effective utilization of resources and value maximization the hazardous waste.The non-hazardous waste generated during the production and operation of the silicone mainly Compliant Disposal by a Third Party Resource Utilization

includes miscellaneous salts Silicon metal business: the hazardous waste gen- Silicone business: the hazardous waste generated

Silicone Business Harmless treatment: after various types of non-hazardous waste are classified and collected

erated during the production and operation mainly during the production and operation mainly includes

Segment they are stored in warehouses that comply with safety regulations. Regularly recyclers with

includes waste mineral oil waste empty barrels wa- dry waste catalyst high-boiling residue slurry waste-

corresponding disposal qualifications are entrusted to clean up and dispose of general solid ter glycol waste lead-acid batteries waste chemical water treatment sludge monomer conversion waste

waste reagents and empty waste reagent bottles. All haz- oil monomer conversion residual liquid activated

ardous waste is safely and standardly disposed of by carbon filter residue waste sulfuric acid and dilute

hazardous waste disposal units with corresponding hydrochloric acid recovered from the incineration de-

qualifications in strict accordance with the require- vice

The non-hazardous waste generated during the operation of the energy business mainly includes ments of relevant laws and regulations For the waste sulfuric acid and the dilute hydrochloric

desulfurized ash and fly ash C arbon business: the non-hazardous waste gener- acid recovered from the incineration device the Com-

Energy Business Harmless storage: conventional hazardous waste is stored in solid waste tanks and kept in warehouses ated during the production and operation mainly pany specially establishes a magnesium sulfate device

Segment with functions of preventing wind dispersion fire and spillage. Regularly recyclers with corresponding includes waste oil barrels which are temporarily and a hydrochloric acid analysis device to realize the

disposal qualifications are entrusted to clean up and dispose of general solid waste stored and managed relying on the hazardous recycling of these wastes

waste warehouse

F or the high-boiling bottom residue generated during

P hotovoltaic business: the hazardous waste gen- the production process a technology for extracting

The non-hazardous waste generated during the carbon production and operation mainly erated during the production and operation mainly copper from the bottom residue is developed. Cop-

includes waste tar coal cinder and used refractory bricks includes discarded packaging materials and con- per element is extracted from the bottom residue

Harmless treatment: the coal cinder is transported to the responsible company for treatment tainers which contain or are contaminated with realizing the recycling of resources and reducing the

and is not stored in the factory; the used refractory bricks (waste materials removed during toxic and infectious hazardous waste. All hazardous discharge amount of hazardous waste

the repair of the furnace body in the calcination roasting and graphitization processes) are waste is classified and collected in strict accordance

Carbon Business promptly cleaned up and recycled by a qualified third party

with their physical and chemical properties packed

in packaging bags with special color markings and

Segment Reduction: the waste tar from coal tar and asphalt tar is temporarily stored in an underground then sent to the hazardous waste warehouse for

tar tank and then reused as a raw material in the kneading process of the molding workshop; centralized storage. Finally they are handed over to

metallurgical coke particles (used as thermal insulation covering materials in the roasting and the recyclers with hazardous waste disposal qualifi-

graphitization workshops) are temporarily stored in a closed storage warehouse for repeated cations for disposal

use; the waste oil is reused as a release agent in the pressing process of the molding workshop; Transformation of Waste Treatment

the dust collected by the bag filter is uniformly stored in the recycled material warehouse and E nergy business: the hazardous waste generated Equipment

reused as a production raw material in the batching process of the molding workshop during the production and operation mainly in-

cludes waste mineral oil waste catalysts and dis- Silicone business: we upgrade the equipment of

carded packaging that is contaminated with or con- the residue treatment facility of the incineration de-

The non-hazardous waste generated during the photovoltaic production and operation mainly tains waste mineral oil such as waste lubricating oil. vice and add density enhancement facilities to ef-

includes silica slag various packaging materials cartons and other materials We rely on standard hazardous waste warehouses fectively improve the density of the residue reduce

Harmless treatment: a General Solid Waste Management Ledger is set up. After various types of for temporary storage and management and sign the volume and improve the subsequent treatment

Photovoltaic non-hazardous waste are classified and collected they are stored in warehouses with functions contracts with qualified hazardous waste disposal efficiency

Business Segment of preventing wind dispersion fire and spillage. Regularly recyclers with corresponding units to dispose of the hazardous waste in accor-

disposal qualifications are entrusted to clean up and dispose of general solid waste dance with the hazardous waste management plan

Measures for Handling Hazardous Waste of Hoshine Silicon in 2024

Measures for Handling Non-hazardous Waste of Hoshine Silicon in 2024

42 43Future Hoshine Green Leadership/

2024 | Sustainability Report 02 Environmental Part

Hoshine Silicon vigorously promotes the construction of smart factories and constantly improve the Hazardous Waste

Management System (HWS) of Hoshine Silicon helping the factory manage hazardous waste in a compliant and efficient manner. Exhaust Gas Emission Reduction

Our production exhaust gas mainly comes from production thermal power supply and other links. The main pollutants mainly

Strengthening Compliance Refined Tracking and include sulfur dioxide nitrogen oxides inhalable particulate matter Volatile Organic Compounds (VOCs) malodorous gases

Management Monitoring and other pollutants. Hoshine Silicon has formulated exhaust gas management systems covering all operation points including

the Environmental Protection Management System the Atmospheric Management System and the Exhaust Gas Emission

Ensure that the whole process of the generation Assign unique identifiers to hazardous waste to Management System to ensure that all exhaust gases are fully treated and emitted in compliance with regulations and the

storage transfer and disposal of hazardous waste achieve full-chain tracking from generation to final emission concentration meets national standards.complies with the requirements of national laws and disposal monitor the waste status and storage

regulations. Automatically inspect relevant permits environment in real time and prevent leakage and In order to reduce the emission of toxic exhaust gases during the operation process according to the properties of different exhaust

and reports through the platform to avoid legal risks illegal disposal incidents. gas pollutants we select the corresponding best feasible solutions to carry out exhaust gas treatment work continuously increase

and improve the Company's compliance level. investment in environmental protection optimize the environmental protection treatment process and add high-efficiency

terminal treatment devices. On the basis of meeting the standard emission requirements we further reduce the concentration of

Hoshine Silicon's Hazardous Waste Management System (HWS) Platform pollutants in the exhaust gas.Wastewater Discharge Reduction Silicon Metal Business Segment Silicone Business Segment

Exhaust gas treatment of submerged arc furnace: C ascading treatment of exhaust gas: the production

Wastewater discharged in our production and operation mainly rate of industrial wastewater minimizing the external discharge the flue gas produced by the mineral heat furnace the exhaust gas passes through the circulating water and

includes the wastewater from equipment cleaning pipeline of wastewater. During the Reporting Period the Company's flue gas produced by the process of discharging the flue refrigerant condensation recovery system for recovery

cleaning and domestic sewage within the factory area. The compliance rate of wastewater pollutant discharge reached gas collected by the gas collector unified after the waste in sequence and then is sent to the incineration

main pollutants are Chemical Oxygen Demand (COD) ammonia 100%. heat recovery device into the bag filter processing device for incineration treatment. The incinerated

nitrogen and so on. Hoshine Silicon has formulated internal the processed flue gas sent to the denitrification and flue gas needs to go through multiple purification

systems such as the Wastewater Management System and desulfurization device to continue to deal with to ensure processes such as SNCR denitrification semi-quench

the Wastewater Discharge Management System continuously that the waste gas in the standard discharge tower cooling bag filter dust removal water washing

optimizing its own sewage treatment capacity and strictly The Company's compliance rate of alkali washing and activated carbon adsorption

controlling the effect of wastewater treatment and the wastewater pollutant discharge reached in sequence to ensure that its emission indicators

concentration of pollutant discharge. strictly meet the special emission limit requirements

Energy Business Segment specified in the Emission Standard of Pollutants for

Hoshine Silicon continues to promote the comprehensive 100% Petrochemical Industry (GB 31571-2015)

utilization project of wastewater and improves the recycling

U ltra-low emission of dust exhaust gas: by using

filter bags with higher toughness better high-temperature

Zero Wastewater Discharge resistance and better air permeability the dust emission of Carbon Business Segment

All production wastewater in the industrial silicon and carbon business has been recycled mainly including the water for raw silica material the waste gas treatment unit can be extremely low and the

washing equipment cooling water and desulfurization water. After being treated by the wastewater treatment system the production wastewater concentration of fume and dust emissions can be reduced W aste heat recovery: the calcining furnace uses the

is reused in the links such as silica washing cooling circulating water and sprinkling for dust suppression within the factory area gas and natural gas from the gas generator as the

In the flue gas desulfurization treatment of the energy business both wet desulfurization and dry desulfurization processes are adopted. For initial fuel. The flue gas generated in the calcination

wet desulfurization we select a high-efficiency desulfurizer and fully use the wastewater to conduct flue gas treatment. After treatment the process is cooled down by a waste heat boiler and

wastewater is used for humidifying the fly ash in the ash silo and the ash storage yard. In dry desulfurization the treated industrial wastewater is then sent to the power plant for incineration through

reused for the preparation of hydrated lime in the desulfurization system. Both processes have achieved zero wastewater discharge

Photovoltaic Business Segment pipelines

D ouble exhaust gas treatment: the roasting furnace

A mmonia recovery from tail gas of the dry process: uses the water atomization spray treatment method

based on the four-stage spray absorption process for heat and the electrostatic tar precipitators to carry out

exchange and convection ammonia water is successfully secondary treatment of the asphalt smoke and SO2

produced and reused reducing the ammonia concentration exhaust gas. Ningxin Carbon's calcination furnaces

Wastewater Monitoring Wastewater Recycling in the tail gas emissions roasting furnaces and graphitization furnaces

channel all processed emissions (after dust removal

Innovative treatment of acidic exhaust gas: the usual and temperature reduction) to power plants for

The silicone business installs an automatic monitoring system In the photovoltaic business the reverse osmosis water solution for treating acidic exhaust gas requires the use of incineration via pipeline networks

to monitor various pollutant indicators in the wastewater in generated during the production process is used for flake sodium hydroxide to prepare an alkaline solution. We

real time and accurately and conducts monthly quarterly dilution and spraying in the scrubbing tower and the steam use the waste alkali solution that was originally scheduled Continuous exhaust gas monitoring: both the

and semi-annual environmental monitoring work to grasp the condensate water from winter heating is reused for pure to be discharged during the PV cell production process for calcining furnace and the roasting furnace are

trend of pollutant discharge water preparation. This effectively reduces wastewater neutralization to absorb components such as hydrofluoric equipped with continuous online monitoring

discharge and improves the utilization rate of resources

To ensure the accuracy and reliability of the monitoring data acid and hydrochloric acid in the exhaust gas equipment to strictly monitor the emissions of

the Company regularly conducts manual monitoring work to particulate matters nitrogen oxides and sulfur

calibrate and supplement the online monitoring equipment dioxide. We entrust a professional unit to conduct

quarterly testing in accordance with the requirements

of the pollutant discharge permit and all indicators

are satisfactory

Wastewater Management Measures of Hoshine Silicon in 2024

Exhaust Gas Management Measures of Hoshine Silicon in 2024

44 45Future Hoshine Green Leadership/

2024 | Sustainability Report 02 Environmental Part

Resource Usage Reduction of Packaging Materials Packaging Material

Central Hoshine actively takes reduction and recyclable Management

Hoshine Silicon actively explores effective ways to reduce resource utilization scientifically and rationally plans and uses measures during the production and management of

precious resources such as water resources and packaging materials and contributes to the construction of a resource- batteries. Optimizing the packaging quantity of PV cell Hoshine Silicon continuously strengthens the sustain-

conserving and environment-friendly society. increases the capacity of a single package saving packaging able management of packaging materials. We strictly

materials. abide by relevant laws and regulations in the Compa-

Shanshan Silicon has improved the graphite electrode packaging ny's operation places continuously promote the light-

by removing the wooden baffles at both ends of the graphite weighting and recycling of packaging materials and Usage of Water Resources electrode and using reusable nylon cable ties for fixation. are committed to reducing the environmental impact

of packaging materials.Hoshine Silicon strictly adheres to laws and regulations such as the Water Law of the People's Republic of China the Law of the

People's Republic of China on Water and Soil Conservation the Water Pollution Prevention and Control Law of the People's Recycling of Packaging Materials The Company continuously optimizes the use of pack-

Republic of China and the Measures for the Implementation of the Water Drawing Permit System and formulates targeted water aging materials. On the one hand we implement ver-

resource management guidelines including the Enterprise Energy Management System. We attach great importance to and focus Western Hoshine replaces the original single-use cartons tical integration of the industry chain within the park

on optimizing water resource management throughout the entire value chain strengthening control over the water use process with steel barrels to transport raw rubber reducing the daily concentrating raw material processing production

applying innovative equipment and promoting awareness of water conservation etc. to systematically improve the efficiency of average carton consumption. and processing and finished product packaging in one

the Company's water resources management. area for centralized management. On the other hand Western Hoshine reuses old ton barrels aiming to reduce we are committed to improving the recycling rate of

Our types of water resources include tap water river water and reclaimed water and the usage scenarios cover aspects such as resource consumption during the operation process. packaging materials recycling and reusing product

product addition process application production assistance cleaning reclaimed water utilization in the production process outer packaging to reduce material waste.as well as daily life. At the water drawing end we actively increase the utilization rate of reclaimed water; at the water use end Packaging Material Management Measures of Hoshine Silicon in 2024

we are committed to reducing the water consumption of existing equipment through a series of technical transformations and

continuously improving the Company's water-conserving capabilities.Improvement of

Water Use Efficiency

Hydraulic turbine transformation project: the hydraulic

turbine has been transformed. Compared with the same period

last year the transformed hydraulic turbine has reduced the

operation time of the cooling tower fan. At the same time the

planned electric fan has been replaced with a hydraulic turbine

significantly reducing energy consumption.Recycling of Water Resources

Circulating water system: the system consists of the water

for the electric furnace body the copper tiles of the

electric furnace the taper sleeve and the short circuit

network as well as the cooling water for the transformer

oil cooler. During the entire cooling process an indirect

cooling method is adopted to achieve the recycling of

cooling water.Plan for improvement of reclaimed water utilization rate:

Central Hoshine has formulated a "one enterprise one

strategy" sewage treatment and recycling plan analyzed

the water use scenarios and formulated a plan to increase

the utilization rate of reclaimed water ensuring compliant

wastewater discharge.Water Resource Management Measures of Hoshine Silicon in 2024

46 47Excellent Hoshine Scaling New Heights/

2024 | Sustainability Report 03 Social Part

Social Pa0rt 3

Excellent Hoshine

Scaling New Heights

Hoshine Silicon adheres to the development concept of "seeking for survival with quality

promoting development through technology and taking customers as foundation" to

continuously pursues excellent product quality and stable product performance and

accelerates the application and transformation of scientific and technological achievements

thus continuously improving the customer experience. At the same time we are well aware

that the innovation ability of employees is the key to promoting the rapid development of

the industry. The Company adheres to the people-oriented strategy and gives back to society

with practical actions.Quality Management 50

Customer Experience 61

Supply Chain Security 64

Caring for Employees 67

Community Co-construction 73

UN Sustainable Development Goals Corresponding to This Chapter

48 49Excellent Hoshine Scaling New Heights/

2024 | Sustainability Report 03 Social Part

Quality Management Full-process Product Quality Management

Hoshine Silicon continuously improves the construction of the quality management system conducts full-process quality control

High-quality product quality is the cornerstone of the healthy development of an enterprise. Hoshine Silicon adheres to from raw material procurement production and processing and finished product acceptance to product sales etc. thus ensuring

the guidance of science and technology and innovation-driven development. The Company continuously explores new the effective implementation of quality management and control.technological paths and management models focuses on innovation and strives for quality improvement contributing

great strength to promoting industrial innovation and upgrading and achieving sustainable high-quality development. Silicon Metal Segment 5 Silicone Segment 6 Carbon Segment 7 Photovoltaic Segment 8

U nqualified Product

Q uality Management and Control Procedure

Quality Management and Control Q uality Management Control of Incoming Raw R egulations on

Management Silicon Metal Product System for Silicone Materials

Incoming Inspection

Customer Complaint Sealant Project C ontrol over the Execution Management system M anagement

As one of the enterprises with the most complete business chain and the largest production scale in China's silicon-based new Management System Accident Management Standards of the Production Regulations etc. Process Technology in the Specification for

material industry we mainly manufacturer two categories of products: silicon metal and silicone with a wide range of application Production Workshop etc. Abnormal Reliability

fields. We attach great importance to product quality and are committed to implementing strict and comprehensive control over of Solar panel Products etc.the product quality at every link to provide safe and stable products.After all raw materials

enter the factory When the materials enter

Construction of Quality Management System dedicated personnel the factory samples will be

will take samples and taken and tested for each

send them to the quality vehicle to prevent the mixing Unannounced

Hoshine Silicon strictly complies with applicable quality and safety laws Company Quality Targets inspection center for

All raw materials entering of unqualified raw materials

inspections of

regulations and industry standards such as the Law of the People's laboratory testing

the production line will For the qualified raw

be strictly screened and materials they must be suppliers will be

Republic of China on Product Quality . According to the characteristics of Management preventing unqualified Measures raw materials from being inspected to evaluate fully covered for stacking

conducted to

physically inspect

different products the Company formulates management and supervision Qualified rate of products Occurrence of quality for the Raw put into the production the quality indicators to prevent impurities from

systems and procedures such as the Product Quality Management System leaving the factory and safety accidents Material line (such as purity and entering and affecting the

their production

or operation

the Inspection Management System for Raw Materials Auxiliary Materials Procurement T he particle size of impurity content) of each usage effectbatch of raw materials B efore use the laboratory sites to ensure

and Products and the Unqualified Product Control Procedure to meet Link raw materials will be the continuous

various industrial quality standards of the Company. 100% 0 analyzed to control the to ensure that they personnel should be meet the production notified to take samples compliance and particle size distribution requirements for testing. Only after the quality reliability of

The Company strictly controls product quality sets quality goals aimed ensure uniform mixing suppliers Handling rate of user avoiding the influence main physical and chemical

at achieving "100% qualified rate of products leaving the factory" "0 complaints of too coarse or too fine indicators are qualified can

occurrence of quality and safety accidents" and "100% handling rate of raw materials on the the raw materials be put into

user complaints" 4and links these goals with the performance of relevant reaction in the furnace production

responsible persons to effectively ensure product quality. 100% D uring production the

implementation of various

We have established a complete quality management system and actively implemented the ISO 9001 quality management system specified process parameters

to reduce the potential risks of product quality problems and effectively safeguard the rights and interests of customers. As of the is tracked including testing A special product

end of the Reporting Period among the Hoshine Silicon's 12 subsidiaries in various business segments 46% have obtained the ISO M ore advanced the product appearance quality improvement

9001 quality management system certification. separation and size and usage indicators in team is established to During the smelting purification technologies the early stage and analyzing successively improve

Management process monitor certain are used to improve them checking the internal the problems found

Quality Information Management System (LIMS) Empowers Quality Management Work Measures for process parameters the monomer synthesis structure taking samples in the production

the Production to ensure appropriate efficiency and product from each part calculating process including the

and Processing temperature and stable purity the bulk density and series connection and The quality information management system (LIMS) of Hoshine Links operation of graphite

A n automated control checking the homogeneity rework improvement

Silicon integrates various quality testing data during the electrodes and other system is introduced of each part of the product fragmentation

production process and realizes full-process quality monitoring equipment to enhance operation ensuring product quality rate improvement accuracy and Irregular process inspections and scrap rate

from raw materials to finished products. It can promptly detect consistency are conducted on the improvement of solar

quality problems through data analysis and assist in root cause charging temperature panel

analysis to continuously improve the production process. spacing covering material

thickness temperature

At the same time LIMS standardizes the quality management control etc.process of the factory and establishes a quality traceability 5

system enabling quick location of the defective batches and Hoshine Silicon utilizes high-quality quartz mine as raw material to produce silicon metal.

6

sources. As of the end of the Reporting Period this system has Hoshine Silicon's Quality Information Management System H oshine Silicon's silicone products mainly include silicone rubber silicone sealant silicone oil fumed silica and others.been widely applied in business segments such as silicone (LIMS) 7 T he carbon production process of the Hoshine Silicon mainly includes four production stages: forming roasting graphitization and finished product

silicon metal and energy. machining. We timely revise the process regulations according to production requirements to ensure the production process is controllable.

8 H oshine Silicon using materials such as monocrystalline silicon wafers produced upstream engages in the production of mid-stream photovoltaic cell (double-

4 Quality goals: Product qualification rate and customer complaint rate goals have been established for silicone products while corresponding product qualification sided monocrystalline N-type cell) and is involved in the solar panel (high-efficiency N-type solar panel products) industry.

rate goals have been set for carbon products.

50 51Excellent Hoshine Scaling New Heights/

2024 | Sustainability Report 03 Social Part

Silicon Metal Segment Silicone Segment Carbon Segment Photovoltaic Segment Quality Culture Construction

M odern quality In order to improve product Inspectors are required

testing equipment quality reduce product to regularly study and In order to enhance the quality risk awareness and quality management capabilities of all employees Hoshine Silicon organizes

and technologies are resistivity and increase take exams on quality systematic and professional quality training and conducts examinations every year. The training covers content such as the quality

The quality inspection center introduced including bulk density the later-stage standards to improve management system quality control methods and techniques quality inspection and evaluation and quality risk management

inspects the finished silicon Gas Chromatography- quality and usage data of their professional skills;

cultivating the quality awareness and skills of employees and partners to ensure the continuous improvement of product quality. produced every day to ensure Mass Spectrometry (GC- products are compared and The work connection

Management the quality of the finished MS) and Inductively fed back; of each quality module In addition the Company also regularly carries out the "Quality Month" activity and arranges special training for operators to

Measures for products; Coupled Plasma Atomic Defects in products during in the workshop is further enhance their professional skills and practical operation abilities.the Finished Regular quality analysis Emission Spectrometer processing are investigated improved. For example

Product meetings and furnace master (ICP); including those caused by the manufacturing

Acceptance meetings are held to discuss A ny unqualified manual operations and process positions and Training of Quality Management System Quality Control Methods and Techniques Training

Link the influencing factors of products are timely inherent product defects inspection positions

product quality and the marked with the for full-process rectification. exchange jobs for

rectification plan corresponding disposal Irregular coordination tests learning purposes and It mainly revolves around the standards and principles of The content focuses on specific quality control means

methods proposed are conducted to verify major abnormalities fed the quality management system. The content includes and techniques such as Statistical Quality Control (SQC)

and timely isolation for whether processing accuracy back are timely dealt the basic knowledge framework requirements and and process quality control. Through such training

storag meets standards with implementation methods of the quality management participants can master various quality control tools

system ensuring that the requirements of the quality and techniques to identify problems and take effective

management system are followed during the work measures for improvement in actual operations.R ecall process during process thus improving the quality of products

transportation: when and services.unqualified products

A product recall mechanism is are found among the

established. When a product Each finished product must shipped products

recall event occurs relevant A strict product track- go through strict testing and a risk assessment

technical and production ing system is imple- only after all indicators are is conducted and

departments are organized mented. Once a prob- qualified can a certificate of such products will

Management to conduct strict quality lem is found it can be conformity be affixed; be disposed of in

Measures for inspections on the recalled quickly located and T ransportation protection is compliance with the

the Product products and analyze the handled to reduce the provided in a way that buffer risk assessment results Quality Inspection and Evaluation Training Quality Risk Management Training

Sales Link problems throughout the risk of defective prod- devices are added to prevent and actual situations;

production process; ucts flowing into the the products from being Disposal of unqualified

The content covers the standards methods and The content includes how to identify quality risks Corrective measures are market damaged due to rolling back products after delivery:

investigated and formulated9 and forth corresponding evaluation techniques of quality inspection. Through the assess the risk level and formulate risk control

according to 8D procedures measures for training participants learn to use appropriate inspection measures. Through the training participants can

rectification are taken tools and equipment for quality inspection and at the enhance their awareness and response capabilities

when unqualified same time master the methods and techniques of to quality risks ensuring the quality and safety of

products are found product quality evaluation to ensure that products meet products and services.quality requirements and customer expectations.Quality Training of Hoshine Silicon in 2024

Central Hoshine Establishes a Photovoltaic Laboratory

The photovoltaic laboratory is an independent internal testing institution specializing in the testing of solar photovoltaic

products. It complies with the management requirements of ISO/IEC 17025 and is mainly responsible for material

characterization testing solar panel reliability testing standard plate management and transfer and failure analysis. It has

leading product testing capabilities in the industry.The laboratory can carry out dozens of tests in materials performance safety physics optics environment and outdoor

testing and possesses more than one hundred sets of domestic and foreign advanced testing and analysis equipment.The testing center has full-time laboratory management inspection and research analysis personnel who are proficient in

various testing and analysis technologies of photovoltaic materials and panels providing strong support for the product

quality of photovoltaic cell and solar panel.

9 8 D Process: this includes team formation problem description emergency response root cause analysis permanent improvement plan implementation of

improvement measures preventive measures team recognition and future planning.

52 53Excellent Hoshine Scaling New Heights/

2024 | Sustainability Report 03 Social Part

R&D Innovation System Silicon Metal Segment

Since its establishment Hoshine Silicon has grown into a leading enterprise in the fields of silicon-based new materials such The production technology of silicon metal is relatively mature. In 2024 Hoshine Silicon carried out a series of R&D optimizations

as silicon metal silicone and poly-silicon. Focusing on silicon-based new materials and photovoltaic new energy as its main on the production technology and added intelligent and automated systems greatly improving production efficiency saving labor

core businesses the Company continuously conducts industrial extension and technological development. We adhere to the costs and effectively increasing the recovery rate of materials.innovation-driven development strategy continuously deepen technological and industrial upgrading and strive to contribute

more wisdom and strength to the development of the global silicon-based new material industry and the energy field.DCS (Distributed Control System )

During the Reporting Period the Company has filed a total of 180 patents including 41 invention patents. Of these 113 patents

were granted authorization with 16 being invention patents. The Company actively contributed to industry standardization by The operation of the traditional silicon metal furnace depends on manual control which has the problems of low

leading or participating in the formulation or revision of 60 technical standards. Additionally over 50 scientific and technical efficiency and large errors. We use a DSC integrated control system to automate key operations such as graphite

articles were published supported by R&D investments totaling RMB 570 million. As of the end of the reporting period the electrode lifting & lowering and pressing & releasing transformer gear adjustment and high-voltage power on

Company maintained a robust patent portfolio with 675 valid patents in force including 87 invention patents. and off reducing human intervention. This technology improves operation accuracy and efficiency reduces the

risk of manual operation and realizes intelligent control of the production process.During the Reporting Period As of the end of the Reporting Period

Total patents applied Including invention patents Total patents granted Number of patents granted to the Company Filtering and Processing Data

During the operation of the silicon metal furnace data such as voltage and current fluctuate frequently directly

180 Pcs 41 Pcs 113 Pcs 675 Pcs affecting the judgment and control of the furnace condition. We use a five-stage filtering technology to process

real-time data refreshing it every 0.5s to ensure that the data is stable and can accurately reflect the changes

in the furnace condition. This technology improves the reliability of the data provides an accurate basis for the

We regard innovation as an inherent requirement for the high- innovation situations to the Board of Directors after collecting monitoring and adjustment of the furnace condition and ensures the stability of production.quality development of the industry. We have established a them.complete R&D innovation system and formulated systems

such as the Enterprise R&D Center Research and Development At the same time Hoshine Silicon has built a complete

Organization Management System and the Scientific Research innovation platform for employees continuously increased Optimizing Power Distribution Logic

Project Application Management System to standardize the R&D investment and offered R&D talents. The Company has The traditional power distribution logic relies on fixed parameters and is difficult to adapt to the changes in

Company's R&D innovation processes. The Company has built formulated internal systems such as the Intellectual Property complex working conditions resulting in high energy consumption and low efficiency. We dynamically calculate

a bottom-up R&D innovation management structure. Each Work Management and Incentive System and the Technical and set parameters based on the proportional relationship between current and voltage realizing the automatic

business division has set up technical R&D-related departments R&D Reward Management Measures to reward members of adjustment of the graphite electrodes and the linkage of the transformer gear after the power setting achieving

and put forward further requirements for R&D innovation the project R&D team and stimulate the vitality of the scientific power distribution balance. This technology effectively optimizes the energy consumption distribution improves

according to the characteristics of its own products. The person research team driving the development of the enterprise production efficiency and reduces operating costs.in charge of each business division reports the relevant R&D through innovation.Silicon Metal R&D Measures in 2024

54 55Excellent Hoshine Scaling New Heights/

2024 | Sustainability Report 03 Social Part

Silicone Segment Photovoltaic Segment

Based on the mission of "Concentrate on silicon-based materials to create a wonderful life" Hoshine Silicon gives full play to Hoshine Silicon focuses on cultivating "new quality productive force" and actively develops clean energy products with the

the production capacity advantages of the Company's existing silicon-based new material production base breaks through the advantages of advanced technology high quality high efficiency and sustainability. Currently Hoshine Silicon has achieved the

technical barriers of key materials and equipment and realizes the upgrading and improvement of product processes. R&D and production of products across the whole photovoltaic industry chain including poly-silicon monocrystalline silicon wafer

PV cell and solar panel. Among them part of the products have been applied in the market. The Company will continue to promote

technological innovation and product upgrading in the photovoltaic industry chain leading the green energy transformation and

striving to build a clean and beautiful world with the whole society.PV Cell Industry Solar Panel Industry

Technology Innovation New Product R&D S ilicon oxide/poly-silicon layer deposition Development of products preventing dust deposition

Increasing production and reducing consumption technology and snow accumulation

during the long-cycle operation of silicone monomer Development of liquid silicone rubber for N-type emitter technology D evelopment of all-black series module products

synthesis encapsulation of photovoltaic modules High sheet resistance dense grid technology D evelopment of polyurethane composite frame

Innovative application of the heat pump distillation Development of functional silicone oil series materials

system in the distillation process of silicone monomers products

Development of fumend silica with multiple specific Development of silicone sealants and potting

surface area models sealants for silicone solar panel

Q uality improvement of vinyl-terminated silicone fluid Development of high-transparency extrusion

products process silicone rubber

Development of the continuous production process

technology of dimethyl silicone oil

PV Cell Industry Solar Panel Industry

Silicone R&D Achievements in 2024 Photovoltaic R&D Innovation Achievements in 2024

Silicon Carbide Segment Energy Segment

Guided by the market and relying on technology Hoshine Silicon improves the scientific and technological performance of the

In the field of third-generation semiconductors the Company has now fully mastered the core process technologies of the whole Company's main business through the transformation of technological achievements and has achieved remarkable results.industry chain of silicon carbide materials including raw material synthesis ingot growth substrate processing and wafer epitaxy.The Company has broken through the technical barriers of key materials (porous graphite coating materials) and equipment. The Company Establishes the "Clean Coal-fired Power Generation Research Center" in

The yield rate of the Company's silicon carbide products is at the leading level among domestic enterprises and in terms of key Collaboration with Shihezi University

technical indicators the Company has caught up with the level of international leading enterprises.Shanshan Electric Power has established its own R&D center and established the "Clean Coal-fired Power Generation

Research Center" with Shihezi University. The Company carries out joint research on key parameter testing technologies

in the coal-fired power industry and the construction of scientific and technological innovation capabilities in metrology

and testing in the coal-fired power industry etc. and actively promotes the transformation of scientific and technological

The 6-inch silicon carbide substrates

have been fully mass-produced with In terms of the R&D of 8-inch silicon

achievements increasing the intensity of technology research and development as well as application and promotion.a carbide yield rate of over 95% and a carbide substrates the Company has

stable epitaxial wafer yield rate of over started small-batch production thanks

98% which is at the leading position in to its self-developed system and efficient

the industry R&D

Hoshine's Silicon Carbide R&D Process

56 57Excellent Hoshine Scaling New Heights/

2024 | Sustainability Report 03 Social Part

Digital Construction

Cooperation with Hangzhou Normal University on the project "Research on the Production

As a technology innovation-oriented enterprise Hoshine Silicon achieves the deep integration of IT (Information Technology) CT Control of 110 Silicone Rubber and the Structured Control of Silicone Rubber"

(Communication Technology) and OT (Operational Technology) through digital strategies digital thinking digital technologies

etc. We clarify the principles and guidelines for promoting intelligent manufacturing and build nine systems for the intelligent Through the research on the sources of terminal hydroxyl groups and terminal hydroxyl group removal agents the hydroxyl group

manufacturing base to achieve all-weather safe and efficient production. We also provide a comprehensive solution that can be content can be reasonably controlled to improve the structuration and mechanical properties of the silicone rubber.used for reference and co-creation for the digital transformation of the industry. In response to the situations such as hardening during the storage of silicone rubber compounds decreased plasticity gradual loss of

processability difficulties in mold filling and the emergence of serious "structuring" issues we have employed appropriate structure

control agents and formulated suitable recipes. Coupled with corresponding processing techniques we have ultimately managed to

extend the storage period of the silicone rubber to 12 months.Laboratory Information Weighing Information Electronic Operation Manufacturing Plant Management

Management System System Ticket Execution System System Collaborative Development Project with Shihezi University: "Research on the Enhancement

(LIMS) (WIS) (EOT) (MES) (PMS) of the Quality of Vinyl Terminated Silicone Fluid and Hydrogen-terminated Silicone Oil"

During the production of vinyl terminated silicone fluid the silica powder filler can cause the mixture to suddenly thicken which

in turn impairs the mixing effect of subsequent additives and the quality of the final product. Furthermore when producing

textile auxiliaries using hydrogen-terminated silicone oil there are occasional cases of incomplete polymerization. This leads to

Warehouse Double Prevention Hazardous Waste Logistics Truck poor transparency and a rough hand-feel of the final product thereby affecting the softness of the textiles.Management System System System Portal To address silicone oil thickening issues we utilize novel catalytic technologies and equipment to enhance the molecular

(WMS) (DPS) (HWS) (LTP) weight distribution of our products and reduce residual impurities. In response to incomplete polymerization we optimize

reaction conditions and implement control over key raw material indicators as well as develop a stepwise polymerization

process to ultimately achieve our objectives.Nine Information Systems of the Intelligent Manufacturing Base

Key Projects and Standard Formulation

In recent years Hoshine Silicon has established R&D platforms such as the "Hoshine Silicon-Based New Materials Provincial

High-Tech Enterprise Research and Development Center" the "Zhejiang Hoshine Silicon-based New Materials Research Intellectual Property Protection

Institute" the "Zhejiang Provincial Key Enterprise Research Institute of Silicon-Based New Materials Hoshine Silicon

Industry" the "Zhejiang Provincial Enterprise Technology Center" and the "National Postdoctoral Workstation". Hoshine Silicon places great emphasis on intellectual property protection. It has formulated internal regulations including the

Intellectual Property Management System Intellectual Property Management Procedure and Intellectual Property Management

To further improve industry standards and standardize the production process the Company has led or participated in the

formulation or revision of more than 50 national industry or group standards including the Norm of Energy Consumption Manual to improve its intellectual property compliance management system and has developed a well-structured intellectual

Per Unit Product of Dimethyl Cyclosiloxane the Silicon Metal the Methods for Chemical Analysis of Silicon Metal and the property management structure.Cleaner Production Evaluation Indicator System for Dimethylsiloxane Enterprises .With the support of the continuously improved R&D platforms and industry standards we have completed the national

torch program industrialization demonstration project of "Annual Production Capacity: 3000 Tons of Cosmetic Grade

Decamethylcyclopentasiloxane (D5)" major scientific and technological projects in Zhejiang Province such as "Research

Development and Industrial Application of Key Technologies for Large-Scale Silicone Monomer Synthesis" and a number Board of Directors The highest organ responsible for intellectual property-related work.of scientific and technological plan projects in Jiaxing City such as "Research on Catalytic Purification Technology for

Dimethyldichlorosilane and Its Industrial Application". Many projects such as "High-quality Fumed Silica HS-200" and

"Dimethyldichlorosilane" have been listed as new provincial industrial products in Zhejiang Province.Industry Cooperation O versee the implementation of intellectual property work and the progress of relevant plans.Legal Affairs

Hoshine Silicon continues to strengthen its close cooperation in production education research and application with well-known Department Organize and establish intellectual property archives management system.scientific research institutions in the industry. The Company builds implementation bases for the incubation and industrialization P lan evaluation licensing transfer and other matters of intellectual

of new products and new technologies converts scientific and technological achievements into productive forces and turns property and report to the Board of Directors.intellectual property rights into economic benefits achieving sustainable development.As of the end of the Reporting Period the Company has established R&D institutions such as the "Zhejiang Provincial Key Designate intellectual property management staff who are under the leadership of the

Enterprise Research Institute of Silicon-Based New Materials" the "Zhejiang Provincial Postdoctoral Workstation" and the general manager of the subsidiary."Provincial Academician and Expert Workstation" and R&D platforms such as the "Hoshine Silicon-Based New Materials Provincial Each Subsidiary I mplement and enforce the guidelines for intellectual property management being responsible

High-Tech Enterprise Research and Development Center" the "Zhejiang Hoshine Silicon-based New Materials Research Institute" for matters such as the application registration and maintenance of intellectual property.the "Zhejiang Provincial Key Enterprise Research Institute of Silicon-Based New Materials Hoshine Silicon Industry" the "Zhejiang

Provincial Enterprise Technology Center" the "Zhejiang Provincial Postdoctoral Workstation" and the "Provincial Academician

and Expert Workstation". It has carried out industry-university-research cooperation with scientific research institutions such

as the Institute of Process Engineering Chinese Academy of Sciences Zhejiang University East China University of Science and Hoshine Silicon's Intellectual Property Management System

Technology and Hangzhou Normal University.

58 59Excellent Hoshine Scaling New Heights/

2024 | Sustainability Report 03 Social Part

Customer Experience

The Company safeguards its innovative outcomes and the legitimate rights and interests Hoshine Silicon adhering to a customer-oriented philosophy constantly strives for higher-quality services. By perfecting the

of its intellectual property through a diverse range of measures. Meanwhile we actively customer service system conducting responsible marketing and protecting customer privacy and security it spares no effort

provide intellectual property training to relevant internal staff to enhance their awareness of to offer customers an outstanding product-using experience.intellectual property. This not only prevents others from infringing on our intellectual property

but also ensures that our employees do not infringe on the intellectual property of others.Customer Service

We have established a complete customer service system and formulated internal regulations such as Management Policy of

Due Diligence Customer Service Department to standardize customer service operations. Through a variety of initiatives we safeguard the rights

and interests of customers and consumers.Clearly define the employment conditions for practitioners and comprehensively consider

the educational attainment training effectiveness work experience etc. of incoming

employees. Hold monthly meetings Coordinate with the

t o r e v i e w c u s t o m e r production factory to

service-related matters ensure rapid problem

Employee Non-Disclosure Agreement and conduct semi-annual root cause tracing and

customer service summary continuous improvement of customer satisfaction.Clearly stipulate the signing of confidentiality agreements with more stringent requirements meetings.for personnel in special positions (such as those related to technology). Periodically summarize the Provide new employees with a

processes and formulations one - month customer service

of the Company to provide training upon entry and also

customers with pre-sales offer regular customer service

Patent Search and Analysis selection guidance. knowledge training to veteran

employees.Before filing a patent application conduct a patent search prepare a patent search report

patent disclosure statements drawings etc. and submit them to the patent application Customer Service Safeguard Measures of Hoshine Silicon

agency.Risk Warning

Customer Complaint Handling

Regularly monitor and pay attention to the intellectual property trends in the same and

relevant industries keep abreast of the product R&D trends in these industries and promptly We are committed to continuously improving our products and services by establishing Customer Complaint Handling Policy

file intellectual property applications and carry out risk prevention. and developing diversified customer feedback channels to ensure timely and comprehensive understanding of and response to

customer needs and feedback.Dispute Resolution

Once an infringement incident is detected our company will get in touch with the other party Silicone

Cloud Online Email On-site Visit WeCom Tel. communicate in a friendly manner to handle the situation and safeguard the Company's

legitimate rights and interests.Hoshine Silicon's Intellectual Property Management Measures Customer Feedback Channels

60 61Excellent Hoshine Scaling New Heights/

2024 | Sustainability Report 03 Social Part

In handling customer complaints Hoshine Silicon places emphasis on actively listening to the concerns of customers and

consumers examining the complained products and recording relevant information. Through efficient complaint resolution

mechanism we safeguard the legal rights and interests of customers and consumers and conduct follow-up visits to maintain Hoshine Silicon Makes a High-profile Debut at the SNEC 2024 with its New Products

strong customer relationships. When customer complaints occur externally we strictly adhere to the customer complaint

management process to address the complaints. We also analyze the reasons for the complaints to continuously enhance In June 2024 the SNEC 17th (2024) International Photovoltaic Power

customer satisfaction. Generation and Smart Energy Conference & Exhibition one of the most

influential photovoltaic events globally was grandly held at the National

Develop Preliminary Classify and Transfer Complaints Analyze and Investigate Exhibition and Convention Center (Shanghai). This exhibition gathered

Solutions Causes over 3500 domestic and foreign enterprises with over 500000 visitors

After the process is submitted Complaints are transferred according to different The production department and more than 5000 experts and scholars. It jointly created a vast and

and reaches the after-sales categories (quality problems logistics problems immediately investigates the professional international communication platform for photovoltaic

account manager stage the management problems etc.) root cause of the customer's enterprises and industry audiences.after-sales account manager complaint through means such

proposes a preliminary as monitoring and operation As an integrated leader in the silicon-based new material industry Hoshine

solution records. After identifying the Silicon a new entrant in the photovoltaic field proudly presented the

cause the team members

conduct analysis and discussion Hoshine Good Life Pavilion. It made a high-profile appearance at the SNEC

2024 with its new products the 210R rectangular PV cell and anti-dust

self-cleaning solar panels demonstrating Hoshine's strong strength and

Summarize Complaint Communicate and innovative achievements in the photovoltaic field and injecting powerful

Information Resolve Problems impetus into the development of green and clean energy.Once the salesperson receives The factory business division

a customer complaint and sales department work in

they collate the complaint coordination to put forward

information (including solutions. The salesperson Customer Privacy Protection

product model quantity then communicates with

photos etc.) and initiate the the customer to resolve the

complaint handling process problems With the continuous progress of digitalization Hoshine Silicon attaches great significance to the protection of customer privacy

and the security of internal data. It has been continuously ramping up its efforts in safeguarding privacy and data security thus

providing a strong safeguard for its high-quality development. We have incorporated customer privacy protection into the Trade

Secret Protection Management Policy and implemented a series of measures to safeguard customer privacy and data security.Hoshine Silicon's Customer Complaint Handling Process

The Company collects necessary customer information and related personal data solely for legitimate

business operations and justifiable purposes. It also takes stringent measures to ensure that user

privacy data is properly protected and managed

Responsible Marketing The Company employs a data leakage prevention system installs encryption software on all office

computers manages decryption requirements and permissions in a strict manner and implements a

"whitelist" policy for mobile storage devices

Hoshine Silicon has always adhered to the concept of responsible marketing and is committed to providing consumers with

authentic and reliable products. In our marketing advertising and sales practices we strictly abide by relevant laws regulations

and industry norms in the regions where we operate. In line with compliance requirements we have established a strict review

process to ensure that all marketing materials can only be released after being approved by authorized management personnel of When an employee discovers that there is a possibility of the Company's trade secrets being leaked

the Company. they are obliged to report to the department head and take immediate preventive measures. If the Company's trade secrets have already been leaked both the discoverer and the relevant parties are

We regularly offer training on responsible marketing to all employees involved in marketing activities. Newly hired employees are obligated to report it immediately and take remedial measures

required to participate in training on matters needing attention in product marketing and conduct on-site learning at the factory

strengthening our stance on responsible marketing. During the Reporting Period no major marketing-related violations occurred

at Hoshine Silicon.The Company issues documents containing regulations related to customer privacy protection and

Furthermore Hoshine Silicon actively participates in a series of important exhibitions such as the Silicone Professional Exhibition confidentiality. Each department organizes all its staff to study the relevant content and conducts

the Activated Carbon Exhibition and the International Photovoltaic Power Generation and Smart Energy Exhibition demonstrating irregular spot checks

the Company's product strength and an open-inclusive attitude.Customer Privacy Protection Measures of Hoshine Silicon

62 63Excellent Hoshine Scaling New Heights/

2024 | Sustainability Report 03 Social Part

Supply Chain Security Supplier Exit

For suppliers that do not pass the performance assessment Hoshine Silicon will suspend procurement and immediately demand

Effective supply chain management is a pivotal element for the Company's business continuity and sustainable rectification. Suppliers that meet the rectification requirements can have their qualification reconfirmed. If a supplier fails to carry

development. Hoshine Silicon attaches great significance to the sustainable development of its supply chain. It continuously out rectification in a timely manner or fails to meet the rectification requirements it will be phased out after approval through

optimizes the supplier management system and integrates the ESG concept into the full lifecycle management of suppliers the established procedures. In addition we have implemented a supplier reward and punishment management mechanism

ensuring the high-quality and stable development of the supply chain. established a violation management and blacklist mechanism to restrain suppliers' illegal and unethical behaviors. Suppliers with

serious violations will be promptly removed from the supply chain optimizing supplier resources.Supplier Full-process Management Sustainable Supply Chain

Hoshine Silicon places great emphasis on supplier management. It strictly complies with laws and regulations such as the Bidding Hoshine Silicon strengthens the development of a clean transparent green and healthy supply chain. We continuously

Law of the People's Republic of China revises and implements the Supplier Management Rules and exercises full-process control standardize supplier management to ensure the stability of the supply chain promote clean procurement and work together with

over various aspects including supplier admission assessment and exit. supplier partners to advance the concept of sustainability and achieve collaboration and mutual benefits.We have refined and updated the Supplier Code of Conduc t which covers all suppliers including those providing packaging

materials auxiliary materials electrical instruments equipment and raw materials. This code standardizes suppliers' behaviors

in the ESG field and incorporates the assessment and evaluation of suppliers' sustainable development into the full-process

management aiming to build a responsible and sustainable supply chain. Human Rights Risk Control in the Supply Chain

Supplier Admission

To further control human rights risks in the supply chain and ensure the long-term sustainable development of the supply chain

At the sourcing stage we conduct a preliminary review of At the certification stage Hoshine Silicon conducts a Hoshine Silicon has established a supplier compliance system against forced labor and formulated the Measures for Supplier

the documents submitted by suppliers according to the comprehensive objective and targeted overall evaluation Internal Risk Management comprehensively strengthening the management and prevention of human rights risks in the supply

admission requirements for different categories. Suppliers assessing suppliers' qualifications from dimensions such as chain.that meet the admission thresholds will go through the product quality business risks and risk control capabilities.approval process within the system and preference will be In 2024 the Company formulated the Supplier Category

given to those with better ESG performance in aspects such Upgrade and Downgrade Standards which clearly define

as environmental management safety management and the admission standards for different categories of suppliers In accordance with relevant rules and regulations we identify potential forced labor risks in the supply chain. When

quality management systems. We adhere to the principle enabling refined and standardized management of supplier such risks occur we take corrective actions through processes such as assessment investigation rectification and re-

of local and nearby supplier procurement. Through a fair qualification information. examination to address the forced labor risks in the supply chain and implement corresponding corrective measures

and just admission evaluation mechanism we prevent and

mitigate potential adverse impacts that the supply chain may

have on Hoshine Silicon.Supplier Assessment

We refer to the 11 forced labor indicators of the International Labour Organization (ILO) and require that suppliers

At the evaluation stage we implement hierarchical suppliers and strategic partners. Under the same application factories and their partners post workplace regulations that include these indicators

management of suppliers and carry out diversified audit for conditions we will give priority to suppliers with better

suppliers of different levels in accordance with the Supplier performance grading results so as to encourage suppliers

Category Admission and Upgrade and Downgrade Standards. to continuously enhance their sustainable development

We require all suppliers to fill out the Supplier Evaluation capabilities.Form and conduct regular product quality and safety audits

to ensure the quality and safety of the products and services Meanwhile the Company has established a supplier risk

management mechanism and analyzes and evaluates We further extend the training program on labor rights to its supply chain. The training focuses on providing compliance provided by them.the potential risks of suppliers. We have formulated the advice in areas such as labor rights interpretation of forced labor indicators and health and safety while also sharing

At the performance evaluation stage Hoshine Silicon Standards for Factor y Inspection Forms and Sample experiences in implementing the Supplier Code of Conduct

conducts an annual performance assessment of its Submission by Category. Through regular reviews follow-up

cooperative suppliers based on their comprehensive on improvements on-site inspections and visits and control

performance in dimensions such as business operations of qualification validity periods we enhance the effectiveness Human Rights Risk Control Measures in the Supply Chain

technology product quality safety environmental protection of supplier risk management ensuring that supplier quality

and sustainable development management. According to the compliance and risk prevention and control meet the

assessment scores suppliers are classified into categories Company's standards.such as admitted suppliers qualified suppliers excellent

64 65Excellent Hoshine Scaling New Heights/

2024 | Sustainability Report 03 Social Part

Ensure Supply Chain Stability

Guided by the principle of "Supply Guarantee First Economic Priority" Hoshine Silicon continuously carries out supply-chain- Caring for Employees

related work in a stable orderly and continuous manner constantly optimizing processes strengthening risk management and

ensuring the safety efficiency and sustainable development of the supply chain.Hoshine Silicon has always regarded its employees as the Company's precious assets. It continuously improves the human

resources management system safeguards employees' rights and interests perfects the remuneration and benefits system

We implement a material We select three alternative In response to potential By adopting diversified establishes a broad talent development platform and provides a healthy and comfortable working environment constantly

reserve strategy for suppliers to ensure the extreme weather conditions transportation modes such enhancing employees' sense of happiness and belonging.

15-day production diversity of the supply such as heavy snow in as "railway transportation

supplies to respond chain and reduce the regions like Xinjiang we and rail-sea intermodal

to emergencies and risk of relying on a single increase material reserves transportation" we enhance

changes in market supplier in advance to mitigate the the stability and efficiency of

demand impact of climate-related the supply chain reducing

risks on the supply chain logistics delays and costs Employee Rights Protection

2024 Supply Chain Stability Guarantee Measures of Hoshine Silicon The Company strictly adheres to laws and regulations such as the Labour Law of the People's Republic of China the Labour

Contract Law of the People's Republic of China and the Social Insurance Law of the People's Republic of China and conducts

Clean Procurement employment activities in accordance with the law. We have formulated and promulgated systems such as the Employee Handbook

and the Social Responsibility Management Manual clearly defining processes related to employee recruitment remuneration

Hoshine S i l icon has a lways regarded honesty and required to comply with anti-corruption regulations and sign benefits attendance training and development performance management rewards and punishments further standardizing the

trustworthiness as the guiding principles for its business the Supplier Anti-corruption Commitment. Once a supplier human resources management system.operations. It has formulated the Supplier Code of Conduct is found to have integrity issues it will be blacklisted in

and required all suppliers to fill out the Supplier Code accordance with the regulations and the cooperation will be

of Conduct Questionnaire Avoidance of Forced Labour Prohibition of Child Labour. This ensures that suppliers terminated. In addition Hoshine Silicon encourages suppliers

understand and pledge to abide by our ethical and business to obtain qualification certifications in areas such as quality Hoshine Silicon attaches great importance to the basic The Company firmly opposes any form of child labour use

norms jointly maintaining a fair transparent and honest human rights and labor and occupational health and safety. rights and freedoms of workers. By establishing an anti- and adheres to legal employment practices. All employees of

supply chain environment. It advocates that suppliers establish higher ESG principles forced labor compliance system and relevant measures it the Company meet the minimum working age requirements

and standards beyond the legal minimums to guide and firmly opposes any form of forced labor and eradicates any

We firmly adopt a zero-tolerance stance towards fraud and specified by the relevant laws and regulations of the countries manage their daily operations. act of recruiting transporting transferring sheltering or

malpractice in the procurement process. All suppliers are or regions where the Company's business is located. We have receiving forced laborers. Based on the anti-forced labour formulated and issued the Regulations on the Management of

indicators of the International Labour Organization (ILO)

Supplier Empowerment Child Labour and Underage Workers. Under these regulations the Responsible Business Alliance (RBA) guidelines SA8000 we rigorously verify the actual ages of employees to prevent

and relevant national laws and regulations the Company

Hoshine Silicon values communication and interaction with its partner suppliers. Through diverse training programs with rich the accidental employment of child labour due to false age has formulated and implemented the Anti-Forced Labour

themes it helps suppliers enhance their sustainable development capabilities. During the Reporting Period we used multiple Policy and Management Commitment Rules for the information provided by employees. We also commit not to and the

channels such as enterprise WeChat telephone email on-site visits exhibitions public platforms and industry associations Implementation of Anti-forced Labour . These documents cooperate with any suppliers or contractors that use child

to ensure the sustainable development of both the Company and our supplier partners and to boost the development of local clearly prohibit all Hoshine Silicon enterprises suppliers and labour. In addition the Company has established a child

industries. outsourced labour service providers from using any form of labour relief strategy. In the event that a child is mistakenly

forced labour. hired the Company will promptly settle all the remuneration

We actively conduct supplier empowerment training. The training content includes supply chain anti-forced labor health and owed remove the child from the workplace and assist the

safety environmental protection business ethics labor standards and zero-tolerance items further improving the ESG-related We regularly conduct external audits related to human rights child in receiving school education until the child reaches the

performance of suppliers. to evaluate the implementation of the anti-forced labour age beyond that defined as a child.policy. For example Eurofins Consumer Products Assurance

(Eurofins CPA) carried out a two-day on-site corporate Promotion of Reasonable Working Hours

social responsibility audit for Hoshine and the SGS Group

conducted a one-day Together for Sustainability audit and a

two-day Sedex Members Ethical Trade Audit for Hoshine. The Hoshine Silicon advocates for reasonable working hours

audit results did not reveal any involvement of Hoshine in the for its employees strictly prohibits forced labour and

11 forced labor indicators set by the ILO. clearly defines that employees have legitimate rights such

as holidays. To safeguard employees' legitimate rights

In addition we regularly organize special training sessions and ensure their reasonable rest time the Company has

on anti-forced labor for employees introducing to them implemented a facial recognition attendance system and a

corporate social responsibility and labor rights-related comprehensive working hours system in compliance with

content such as the identification and prevention of child legal regulations. The Company encourages employees to

labour as well as legal obligations related to wages benefits arrange their working hours rationally to achieve a balance

working hours non-discrimination and the prohibition between work and life.of abuse. Hoshine Silicon also regularly distributes the

New Employee Questionnaire and the Employee Regular

Questionnaire to confirm with employees that the Company

66 complies with anti-forced labor-related policies. 67Excellent Hoshine Scaling New Heights/

2024 | Sustainability Report 03 Social Part

Equal Employment Employee Development

We adhere to the principle of equal employment strictly prohibiting any form of discrimination. We firmly oppose any unjust We attach great significance to the career development and promotion of employees. In accordance with internal systems

treatment during the recruitment process due to factors such as gender age nationality marital status and race ensuring fairness related to employee career development such as the Management Measures for New Employee Induction Training Management

and equality in employment. If employees experience discrimination or harassment they can report it to the relevant department. Measures for Mentor-Apprentice System and Reward System for Professional Titles and Vocational Qualification Certificates we

If an investigation confirms the existence of discrimination or harassment disciplinary measures including termination of standardize the employee promotion incentive mechanism and the knowledge and skills training management system providing

employment will be taken against the individuals involved. institutional support for employees at every stage of their growth.In 2024 there were no incidents of child labour forced labour workplace discrimination or sexual harassment at Hoshine Silicon. The Company has formulated a clear transparent and complete employee promotion system which encourages employees to

The labour contract signing rate reached 100%. make continuous progress and grow in their careers. It ensures that employees are provided with promotion paths that are in line

with their career plans and personal strengths.Attraction and Development Hoshine Silicon is committed to constructing a comprehensive and multi-level talent cultivation system. By formulating "Agile

Talent Operation Plans" at each level it aims to offer customized development support for employees at different levels and in

We advocate a diverse and inclusive corporate culture attach great importance to employees' well-being and career development different positions. In addition we have set up an online learning platform which not only expands the learning channels and scope for employees but also dynamically preserves experiences. It helps employees acquire knowledge in a more flexible and

and actively create a platform for rapid growth and development. We are committed to fostering a culture characterized by diverse way and through visual means enables employees to more quickly understand and master job-related skills. In 2024 the

fairness transparency diversity and inclusiveness. Company launched a number of key training programs for employees at different ranks.Employee Recruitment Hoshine Silicon Employee Training System

Talent is a crucial pillar for the development of an enterprise. the other hand it enters university campuses and holds

In line with its own development needs Hoshine Silicon has numerous campus recruitment fairs focusing on expanding

formulated systems such as the Recruitment Management the reserve of high-quality talents. Eagle Training Camp Newcomer Training Camp

System and the Headquarters Interview Process. These systems

standardize all aspects of employee recruitment and selection To address temporary employment requirements and Training Goal: Help vocational college graduates Training Goal: Help undergraduate campus recruits

clarify recruitment and hiring criteria ensuring that the promote employment the Company has implemented a master job-specific knowledge and skills and meet enhance their ability to analyze and solve problems in

personnel recruitment process is legal compliant fair and just. flexible labor employment strategy. By releasing recruitment job requirements practice and reserve talents for key positions

information through multiple channels organizing online

Hoshine Silicon actively constructs diversified talent and offline recruitment fairs providing pre-job training Training Model: Assigning mentors for job practice Training Model: Rotation learning in the main workshop;

recruitment channels. It attracts diverse talents in an all-round and strengthening dynamic supervision and information to provide one-on-one guidance to enhance assigning mentors for job practice and management

way through multiple channels including online recruitment feedback the Company ensures that flexible workers receive professional skills and job adaptability advisors for project research to provide one-on-one

platforms offline job fairs and headhunting services. On the equal pay for equal work as employees in similar positions guidance to improve the comprehensive abilities of

one hand based on the nature of its business the Company in the employing units thus safeguarding the rights and trainees

meets the recruitment needs of front-line employees. On interests of workers. 01 02

Hoshine Silicon's "Spring Breeze Project" Talent Recruitment Project

Cornerstone Training Camp Elite Training Camp

To match the Company's strategic

plan and meet the needs of business Training Goal: Develop a group of reserve talents with Training Goal: Develop a group of reserve personnel

expansion Hoshine Sil icon has strong technical capabilities and a good command with excellent professional skills and a good grasp of

launched the "Spring Breeze Project" of advanced management methods and tools advanced management concepts and techniques for

talent recruitment initiative targeting key positions

young talents in society at large. Training Model: Assigning mentors for one-on-one

In 2024 the Company carried out guidance to enhance professional skills; combining Training Model: Concentrated training in internal and

large-scale recruitment promotion training with practice to improve job adaptability external professional courses; combining training with

in 17 districts and counties in Gansu practice to improve job suitability

Q i n g h a i a n d N i n g x i a t h r o u g h 03 04

synchronous online and off l ine

publicity. As a result it effectively

attracted 1263 young talents from We have established a series of job-skills training programs based on job requirements which support employees in mastering

schools and society to join Hoshine the knowledge and skills necessary for their work and enable them to achieve substantial development. Hoshine Silicon provides

Silicon. eligible employees with opportunities to pursue excellence and build unique advantages. It encourages them to receive higher-

level professional training and acquire knowledge and skills beyond the scope of their work such as obtaining certificates in

chemical general control special operations special equipment occupational health hazardous chemicals and work safety.Meanwhile we actively support employees in obtaining official degrees academic qualifications and external certifications issued

by educational institutions. The Company bears the relevant training costs and provides subsidies to employees who obtain

certificates to encourage them to independently improve their professional skills.

68 69Excellent Hoshine Scaling New Heights/

2024 | Sustainability Report 03 Social Part

Care and Communication Hoshine Silicon Celebrates Festivals Together with Ethnic Minority Partners

Hoshine Silicon is deeply aware of the significance of employees' sense of happiness and belonging to the Company. It spares no The Shihezi and Shanshan parks of Hoshine Silicon celebrate major traditional festivals like the Spring Festival Mid-

effort in enriching employees' off-work lives demonstrating its profound care for employees through tangible actions. autumn Festival Eid al-Adha and Eid al-Fitr together with ethnic minority partners. The Company organizes festival galas

and Mandarin competitions and distributes festival benefits.Employee Remuneration and Benefits

Hoshine Silicon is dedicated to offering employees competitive remuneration packages. Guided by a value-oriented principle the

Company has formulated systems such as the Remuneration Management System and the Performance Management System.These systems ensure that the remuneration standards are fair within the Company and competitive in the external market fully

motivating employees and contributing to the Company's sustainable development as well as the realization of employees'

personal value. The Company's Board of Directors has a Remuneration and Assessment Committee which conducts performance

evaluations in accordance with relevant regulations to guarantee the fairness and impartiality of employee performance appraisals.On top of legally signing labour contracts and making contributions to the five social insurances and one housing fund we

actively maintain non-remuneration benefits for employees including employee dormitories accommodation allowances meal

allowances phone bill subsidies regular health check-ups holiday benefits/activities and team incentive funds. We also ensure

the effective implementation of various welfare measures such as sick leave maternity leave paternity leave for caregiving

breastfeeding support and special holiday benefits during festivals like the Eid al-Adha and the Eid al-Fitr Festival in Xinjiang.Employee Communication Employee Care Hoshine Silicon Xinjiang Region Spring Festival Cultural Performance and Mandarin Competition

Hoshine Silicon respects and gives full attention to the Hoshine Silicon shows care for the physical and mental health

opinions and feedback from employees. This not only of its employees. A series of humanistic care activities and

increases employees' participation in the Company's cultural and sports activities have been carried out according The Company attaches great importance to the work experiences and needs of employees with disabilities female employees and

development but also effectively enhances team cohesion to the actual needs of employees making every employee ethnic minority employees and is committed to creating an inclusive equal and caring working environment.further promoting our development. We have established feel the warmth of the Company. Over the years Hoshine

the Employee Complaint Handling Procedure and actively Silicon has closely centered around the main theme of ethnic

set up information feedback channels including the work in the new era which is the awareness of the Chinese Inclusion of Employees Care for Female Valuing Ethnic

General Manager's mailbox complaint hotline WeChat nation community. It has actively launched various caring with Disabilities Employees Minority Colleagues

for complaints the Company's DingTalk platform Human activities and public welfare undertakings for ethnic minority

Resources Communication Station and the Employees' employees such as "Summer Heat Relief" "Winter Warmth

Congress. These channels ensure that employees have Delivery" "Eid al-Adha Gala" and assistance to employees T he Company actively creates W e have established private W e have set up a halal food window

accessible ways to voice their grievances and their rights and in hardship. These efforts have truly brought warmth to the a friendly work environment rest rooms and nursing rooms in the park cafeteria to better meet

interests are safeguarded. hearts of a large number of ethnic minority employees. for employees with disabilities for female employees aimed at the dietary habits of ethnic minority

offering jobs with moderate better protecting their privacy employees.The Company approaches every employee's complaint and Meanwhile Hoshine Silicon respects multi-ethnic cultures and intensity and flexible hours. and meeting the daily needs of

report with the utmost seriousness. It conducts in-depth has established an Ethnic Affairs Management Committee. It They can choose suitable work those who are breastfeeding. On the basis of the original training

investigations into each case one by one and handles them adopts a governance model where ethnic minority employees hours based on their conditions materials and courses we have

appropriately all the while ensuring that feedback is provided help each other aiming to build a harmonious and inclusive and have the option for remote We provide regular gynecological supplemented and developed bilingual

within the stipulated time limit. We have clearly defined a multi-ethnic labor relationship. There are more than 10000 work reducing commuting inspect breast cancer screenings training materials and courses to help

whistleblower protection mechanism which guarantees the ethnic minority employees from over 40 ethnic groups within burdens. and comprehensive maternity ethnic minority employees master job

confidentiality of the informer's information. By safeguarding Hoshine Silicon. The Company provides them with excellent insurance for our female skills more quickly.employees' complaint and reporting data we ensure that working and living conditions and has become one of the employees ensuring their health

their privacy and security remain inviolable. exemplary enterprises in the Xinjiang region for "promoting and well-being. In some of our parks we have

ethnic unity and achieving common prosperity". organized one-on-one pairing

We conduct an annual employee satisfaction survey that between Han Chinese and ethnic

covers multiple dimensions including the work environment minority employees. This initiative

remuneration and benefits career development and helps ethnic minority employees

corporate culture. Based on the feedback and suggestions enhance their professional skills

obtained we continuously optimize our workplace and improve their daily Mandarin

environment. communication abilities.Hoshine Silicon's Employee Care Measures

70 71Excellent Hoshine Scaling New Heights/

2024 | Sustainability Report 03 Social Part

Occupational Health and Safety

Hoshine Silicon continuously strengthens its work safety management system. Through measures such as providing health and

safety training the Company is dedicated to creating a safe and healthy working atmosphere safeguarding the well-being of its Community Co-construction

employees. During the Reporting Period there were no major or extremely serious safety accidents at Hoshine Silicon.Safe Production Hoshine Silicon is actively engaged in social welfare undertakings. It takes proactive actions in areas such as educational

support and merit-based rewards respect for the elderly and care for the young disaster relief and poverty alleviation rural

We strictly comply with laws and regulations including the production site and conducts comprehensive safety hazard revitalization and low-carbon environmental protection fulfilling its corporate social responsibility.Work Safety Law of the People's Republic of China and the inspections. The aim is to promptly detect and eliminate all

Law of the People's Republic of China on the Prevention kinds of safety hazards. Once potential hazards or safety risks

and Control of Occupational Diseases . We have formulated are discovered the Company immediately makes detailed

systems such as the Work Safety Goal Management System records and continuously follows up until the problems

and the Safe Production Responsibility Management System are properly resolved achieving 100% rectification. This

clearly defining the responsibilities and obligations of approach prevents and reduces the occurrence of safety

managers and employees at all levels in work safety. Based accidents at the source.on a clear work safety management structure we rigorously

implement a full-staff safety production responsibility system. Our production units formulate emergency response plans

The Safety and Environment Department is required to sign for potential accidents focusing on major hazards and on-

work safety goal responsibility agreements with the heads of site incident handling. These plans are designed to guide Educational Support

various industries and workshops every year to ensure the employees in dealing with safety accidents promptly Respect and Care and Merit-based Support for the Rural Revitalization

achievement of annual work safety goals and the safety of and effectively thereby reducing production safety risks. for the Elderly Rewards Needy and Disabled

personnel in the production process. Meanwhile we foster a strong safety culture through regular

safety-related training and practical drills such as emergency Hoshine Silicon offers care Hoshine Silicon has Hoshine Silicon facilitates Hoshine Silicon responds

Each production unit of Hoshine Silicon has established evacuation exercises and heatstroke response simulations to ser vices to the elderly donated scholarships the integration of to the Rural Revitalization

a work safety management organization which regularly reinforce awareness of work safety in practice. distributes elderly-care and teaching equipment disadvantaged groups Strategy promoting the

supervises and inspects the safety management of the subsidies promotes the to schools in regions such into society and improves development of rural

culture of respecting the as Zhejiang Xinjiang and their quality of life through areas through industrial

Occupational Disease Prevention elderly and boosts the Sichuan contributing aid projects employment investment technical

sense of happiness among to the enhancement of support and the rental of support and talent

Hoshine Silicon strictly adheres to occupational health-related laws and regulations including the Law of the People's Republic the elderly. educational quality. assistive devices. cultivation.of China on the Prevention and Control of Occupational Diseases the Measures for the Management of Occupational Health

Examinations and the Regulations on Work-related Injury Insurance . A series of systems such as the Occupational Health

Management System and the Emergency Rescue and Management System for Occupational Disease Hazards have been

formulated to ensure the health and safety of all employees. During the Reporting Period a total of 12 subsidiaries of Hoshine

Silicon have obtained occupational safety management system certifications.Health Risk Identification Occupational Health Examination

Occupational Factory

We hire a third party every We regularly organize comprehensive Disease Hazard Layout and

year to conduct regular occupational health examinations for Warnings and Ventilation

occupational health tests and employees every year and promptly Protection Facilities

tests for occupational hazard arrange pre-employment in-service

factors. Simultaneously we post-resignation and emergency health

carry out the identification examinations. Occupational Equipment

assessment and management Health and Safety Rural Revitalization

of occupational health risks. Specialized Training onOccupational Health Management Facilitiesand Health The Company actively answers the call of the national Rural

We assign dedicated personnel W e regularly conduct specialized training Surveillance Revitalization Strategy driving the economic development

to regularly inspect production sessions for all employees exposed to and social progress in rural areas. We assist local farmers in

equipment and the working occupational hazards every year. These increasing their income and improving their living standards

environment identify potential sessions cover the popularization of laws by creating employment opportunities and backing the

safety hazards and establish and regulations knowledge occupational Noise and Power Heatstroke and development of rural industries. In 2024 Hoshine Silicon

equipment maintenance plans health and hazard protection occupational Frequency Cold Prevention purchased over 30000 boxes of Aksu apples from Xinjiang

to reduce the risk of personnel health education work injury prevention Electric Field Measures and distributed them as Spring Festival benefits to all its

injury caused by equipment mental health and stress management and are Protection employees. This action helps local fruit farmers increase

failures. followed by assessment and evaluation. their income and prosper contributing to the sustainable

Hoshine Silicon's Occupational Health and Safety Management Measures Hoshine Silicon's Production Process Safety development of rural regions. Hoshine Silicon Purchases Xinjiang Aksu Apples

Measures

72 73Excellent Hoshine Scaling New Heights/

2024 | Sustainability Report 03 Social Part

Contributions to the Society "Together with Me for Barrier-free Love" Donation Campaign

Hoshine Silicon actively participates in community activities giving full play to its corporate social responsibility. It endeavors In 2024 Hoshine Silicon organized the "Together with Me for Barrier-free Love" donation campaign in multiple regions.to improve the quality of life and development level of local communities striving to create a more beautiful and sustainable This effectively contributed to the development of public welfare for people with disabilities and actively fulfilled the

community. Company's social responsibility. As one of the inaugural member organizations of Cixi City's Disability Assistance Alliance

Hoshine Silicon actively fulfills its organizational mission of "Uniting Philanthropic Strength for a Brighter Future." We

Since 2022 Hoshine Silicon has been continuously promoting the "Together with Me in Charity" series of public welfare projects. participated in the launch ceremony of Cixi City's 34th National Disability Day and collaborated with multiple local

It focuses on carrying out public welfare activities in five major areas: educational support and merit-based awards respect for governments and social organizations to conduct a series of charitable donation initiatives demonstrating its commitment

the elderly and care for the young disaster relief and assistance rural revitalization and low-carbon environmental protection. to supporting vulnerable groups.Through financial and material support as well as the joint participation of employees and caring members of society it aims to

drive the development of public welfare and promote social harmony and progress. In Cixi the Hoshine Charity Foundation has taken the lead in establishing assistive device rental stations in Ningfeng Village

(Changhe Town) and Binhe Community (Baisha Road Subdistrict). Through the donation of wheelchairs walkers etc. the

Hoshine Silicon Holds Tree Planting Day Activities to Fulfil Environmental Responsibilities Foundation is effectively addressing the practical needs of individuals with disabilities and elderly residents. In Xinjiang

the Foundation has partnered with Shanshan County Kindness Social Work Service Center to provide living supplies and

assistive devices to residents with disabilities. Additionally through a targeted RMB100000 donation to Shihezi Charity

In 2024 we organized tree-planting initiatives and low-carbon campaigns for employees fostering their enthusiasm for Federation the Foundation supported a disabled curling competition empowering participants to build confidence and

sustainable practices while strengthening team cohesion. These efforts showcased Hoshine Silicon's commitment to social integration through sports.environmental stewardship and social responsibility.Hoshine Silicon is dedicated to promoting the humanitarian spirit and charity culture. It actively participates in social welfare

undertakings with the donation scope covering care for nursing homes optimization of grassroots convenient services promotion

of high-quality education development and assistance in rural revitalization. The aim is to help disadvantaged groups and

promote the development of social welfare. In 2024 the Cixi Hoshine Charity Foundation was rated as an "Advanced Organization

for Charitable Donations" by the Cixi Municipal People's Government and was proposed to be rated as a 3A-level social

organization. It has become a member organization of the Cixi City's Disability Assistance Alliance.Honorary Awards of Cixi Hoshine Charity Foundation

74 752024 | Sustainability Report Key Performance Table

Key Performance Table Indicator Unit Data of 2024

Sulphur Oxide SOx Emission Ton 1050.72

Environmental Performance Sulphur Oxide SOx Emission Intensity kg/RMB One Million 39.36

Indicator Unit Data of 2024 Nitrogen Oxide NOx Emission Ton 5399.66

Energy Consumption10 Nitrogen Oxide NOx Emission Intensity Kg /RMB One Million 202.29

Direct Energy Consumption VOC Emissions Ton 6.63

Diesel Consumption Ton 6960.48 VOC Emissions Intensity Kg /RMB One Million 0.25

Gasoline Consumption Ton 39.38 Particulate Matter (PM) Emissions Ton 868.11

Coal Consumption Ton 4927538.51 Particulate Matter (PM) Emission Intensity Kg /RMB One Million 32.52

Natural Gas Consumption Normal Cubic Meter 145423896.94 Wastewater

Indirect Energy Consumption Total Wastewater Discharge Ton 2147434.59

COD Ton 260.49

Purchased Electric Power Consumption MWh 16683618.66

Purchased Steam Ton 381397.00 Ammonia Nitrogen Ton 12.73

Renewable Energy Consumption Wastewater Discharge Density Ton/RMB One Million 80.75

Renewable Energy Use TCE 438387.30 Waste

Total Energy Consumption Hazardous Waste

Total Energy Consumption (direct) TCE 3689907.10 Hazardous Waste Transfer Volume

12 Ton 102512.29

Total Energy Consumption (indirect) TCE 2099464.39 Hazardous Waste Recycling and Reuse Volume Ton 39157.37

Total Energy Consumption (excluding renewable energy) TCE 5789371.49 Volume of Hazardous Waste Treated by other Method

13 Ton 63354.92

Integrated Energy Consumption Intensity (excluding Harmful Waste Density Ton/RMB One Million 3.84

renewable energy) TCE/RMB One Million 216.89

Non-hazardous Waste

Greenhouse Gas Emission11

Non-hazardous Waste Collection Volume (non-recyclable) Ton 43899.91

Total Greenhouse Gas Emissions (Scope 1 and Scope 2) Carbon Dioxide Equivalent - Ton 17903747.80

Non-hazardous Waste Collection Volume (recyclable) Ton 520731.86

Direct Greenhouse Gas (Scope 1) Carbon Dioxide Equivalent - Ton 9065365.27

Non-hazardous Waste Density Ton/RMB One Million 21.15

Indirect Greenhouse Gas (Scope 2) Carbon Dioxide Equivalent - Ton 8838382.53

Water Resource Consumption

Greenhouse Gas Emission Density TCO2e /RMB One Million 670.75

Total Water Consumption Ton 20843814.80

Exhaust Gas

Tap Water/Municipal Water Drawing Volume Ton 20843814.80

Total Exhaust Gas Emission M3 11078808.80

Water Use Intensity Ton/RMB One Million 780.89

Exhaust Gas Emission density M3/RMB One Million 415.06

10 The energy consumption calculation for operations in China is based on the General Principles for Calculation of the Comprehensive Energy Consumption

(GB2589-2020) issued by the State Administration for Market Regulation and the Standardization Administration of China.

11 The main sources of greenhouse gas emissions of the Company are the use of purchased electric power the consumption of natural gas as well as

the use of diesel coal and gasoline. The calculation scope includes Hoshine Silicon Industry Co. Ltd. and all its stable production subsidiaries. Scope

12

1: Greenhouse gas emissions are accounted for based on the Guidelines for Accounting and Reporting Greenhouse Gas Emissions of Other Industrial Transfer Volume = Recycling and Reuse Volume + Volume Treated by Other Methods

Enterprises (Trial) issued by China's National Development and Reform Commission (NDRC) and the 2006 IPCC Guidelines for National Greenhouse Gas 13 Other treatment methods include incineration treatment and landfill treatment.Inventories published by the Intergovernmental Panel on Climate Change (IPCC).

76 772024 | Sustainability Report Key Performance Table

Indicator Unit Data of 2024 Indicator Unit Data of 2024

Use of Packaging Materials Customer Privacy and Security

Total Amount of Packaging Materials Used Ton 54505.59 Number of Customer Privacy Breaches Case 0

Plastics Ton 22398.24 The Amount of Money Involved in the Customer Privacy Breach RMB Ten Thousand 0

Paper Ton 15405.44 Number of suppliers

Glass Ton 0 Total Number of Suppliers Nr. 6708

Metal Ton 12692.08 Number of Suppliers by Region

Other Categories Ton 4009.83 Number of Mainland China suppliers Nr. 6697

Packaging Material Usage Density Tons/RMB One Million 2.04 Northeastern China Nr. 219

Northern China Nr. 477

Central China Nr. 400

Northwestern China Nr. 1594

Social Performance Southwestern China Nr. 511

Eastern China Nr. 3197

Indicator Unit Data of 2024

Southern China Nr. 299

Product Quality and Safety

Number of Suppliers from Chinese Hong Kong Macao and Taiwan Nr. 4

Number of Product Safety and Quality Accidents Case 0 Number of Foreign Suppliers Nr. 7

Amount of Accident Damage RMB Ten Thousand 0 Supplier ESG Management

Number of Product Recall Batches Times 211 Number of Suppliers that have Signed the Supplier Code of Conduct Nr. 556214

R&D Innovation and Intellectual Property Ratio of Suppliers that have Signed the Supplier Code of Conduct % 82.92

R&D Expenses RMB One Hundred 5.7 Number of ESG/CSR-related Training Sessions Conducted for Suppliers Times 1 Million

Total Duration of ESG/CSR-related Training Conducted for Suppliers Hour(s) 884

R&D Investment Ratio % 2.10

Number of Employees

Number of National Science and Technology Award Winners Pcs 0

Total number of Employees Person 21994

Number of Supplier Collaborations in R&D Pcs 4

Number of Employees by Employment Type

Number of patents granted to the Company Pcs 675 Full-time Person 21653

Number of invention patents Pcs 87 Part-time Person 341

Number of various standards formulated or revised as a lead or participant Pcs 60 Number of Employees by Gender15

Number of scientific and technological articles published Article Nearly 50 Male Person 16755

Customer Service Female Person 4898

Complaint Handling Rate % 100

Customer Satisfaction (out of 100) / 93.48

14 Hoshine Silicon has required our suppliers to sign a Supplier Code of Conduct since 2023. The data is based on the upgraded system and is gradually covering

all suppliers.

15 The total number of people is the total number of full-time employees.

78 792024 | Sustainability Report Key Performance Table

Indicator Unit Data of 2024 Indicator Unit Data of 2024

Number of Employees by Age16 Proportion of Women in Junior Management % 9.26

Under 30 Person 11735 Employees' Rights and Interests

30-50 (including 50) Person 9062 Union Membership Rate % 100

Over 50 Person 856 Incidents Related to Child or Forced Labour Pcs 0

Number of Employees by Work Area17 Labour Contract Signing Rate % 100

Mainland China Person 21653 Health & Safety

Chinese Hong Kong Macao and Taiwan Person 0 Number of Workdays Lost Due to Work-related Injuries Days 14630

Overseas Person 0 Employee Coverage of Work-related Injury Insurance % 100

Number of Staff by Rank18 Employee Coverage of Safety Production Liability Insurance % 57.90

Senior Management Person 125 Work Injury Insurance Expenditure RMB Ten Thousand 1060.39

Middle Management Person 871 Work Safety Liability Insurance Expenditure RMB Ten Thousand 7712.10

Junior Management Person 3206 Social Investment

Regular Employee Person 17451 Total Funds of Social Contribution RMB Ten Thousand 224.3

Employee Training Total Funding for Rural Revitalization RMB Ten Thousand 33.8

Total Number of Full-time Trained Employees Participation(s) 41046519 Aggregate Participation in Public Charity Commitment Participation(s) Nearly 200

Percentage of Trained Employee % 100 Total Volunteer Service Hours Hour(s) Nearly 800

Total Hours of Employee Training Hour(s) Over 40 million20

Training and Development Expenses RMB Ten Thousand 416.95

Labour Diversity

Number of Women in Management (both junior middle and senior) Person 363

Proportion of Women in Management (both junior middle and senior) % 8.64

Number of Women in Senior Management Person 6

Proportion of Women in Senior Management % 4.80

Number of Women in Middle Management Person 60

Proportion of Women in Middle Management % 6.89

Number of Women in Junior Management Person 297

16 The total number of people is the total number of full-time employees.

17 The total number of people is the total number of full-time employees.

18 T he total number of people is the total number of full-time employees.

19 The plants implement an essential knowledge and compliance training program with weekly sessions leading to elevated aggregate figures in both participant

volume and training duration.

20 The plants implement an essential knowledge and compliance training program with weekly sessions leading to elevated aggregate figures in both participant

volume and training duration.

80 812024 | Sustainability Report Shanghai Stock Exchange (SSE) Guidelines Index

Governance Performance Shanghai Stock Exchange (SSE)

Indicator Unit Data of 2024 Guidelines Index

Business Ethics

Total Duration of Directors' Participation in Anti- Dimension Nr. Issues Corresponding chapter

corruption Training Hour(s) 8 1 Climate Change Tackling Future Hoshine Green Leadership: Low-carbon Operations

Total Participation of Directors in Anti-corruption

Training Participation(s) 3 2 Pollutant Discharge Future Hoshine Green Leadership: Pollutant Discharge

Total Duration of Management Participation in Anti- 3 Waste Disposal Future Hoshine Green Leadership: Pollutant Discharge

corruption Training Hour(s) 1

Total Participation of Management in Anti-corruption 4 Ecosystem and Biodiversity Protection

Future Hoshine Green Leadership: Environmental

Training Participation(s) 102

Environment Management

5 Environmental Compliance Future Hoshine Green Leadership: Environmental

Total Duration of Employees' Participation in Anti- Management Management

corruption Training Hour 16

6 Energy Usage Future Hoshine Green Leadership: Low-carbon Operations

Total Participation of Employees in Anti-corruption

Training Participation(s) 835 7 Usage of Water Resources Future Hoshine Green Leadership: Resource Usage

21 8 Circular Economy Future Hoshine Green Leadership: Resource UsageNumber of Corruption and Bribery Cases Item 1

Information Security 9 Rural Revitalization

Excellent Hoshine Scaling New Heights: Community Co-

construction

Number of information security incidents Item 0

10 Contributions to the Society Excellent Hoshine Scaling New Heights: Community Co-construction

Amount involved in information security incidents RMB Ten Thousand 0

11 Innovation-driven Excellent Hoshine Scaling New Heights: Quality Management

12 Ethics of Science and Technology Not Applicable

13 Supply Chain Security Excellent Hoshine Scaling New Heights: Supply Chain Security

Society

14 Equal Treatment to Small and Excellent Hoshine Scaling New Heights: Supply Chain Medium-sized Enterprises Security

Excellent Hoshine Scaling New Heights: Quality

15 Safety and Quality of Products and

Management

Services Excellent Hoshine Scaling New Heights: Customer

Experience

16 Data Security and Customer Privacy Responsible Hoshine Refined Governance: Data Security Protection and Customer Privacy Protection

17 Employees Excellent Hoshine Scaling New Heights: Caring for Employees

18 Due Diligence Responsible Hoshine Refined Governance: ESG Governance

Sustainability-

related 19 Communications with Stakeholders Responsible Hoshine Refined Governance: ESG Governance

Governance

20 Anti-commercial Bribery and Anti-corruption Responsible Hoshine Refined Governance: Business Ethics

21 T he Company has issued the Announcement of Hoshine Silicon Industry Co. Ltd. on Receiving the Criminal Judgment and the Litigation Progress on August 21 Anti-unfair Competition Responsible Hoshine Refined Governance: Business Ethics

162024.

8283

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