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苏常柴B:2026年半年度报告(英文版)

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2026 Semi-Annual Report of Changchai Company Limited

CHANGCHAI COMPANY LIMITED

2026 Semi-Annual Report

August 2026

12026 Semi-Annual Report of Changchai Company Limited

Part I Important Notes Table of Contents and Definitions

The Board of Directors all directors and senior management members of the Company

warrant that the content of this semi-annual report is truthful accurate and complete

without any false records misleading statements or material omissions and shall bear

individual and joint legal liabilities accordingly.Mr. Xie Guozhong the legal representative of the Company; Mr. Xie Guozhong the

executive in charge of accounting; and Ms. Jiang He the head of the accounting department

(chief accounting officer) hereby confirm the truthfulness accuracy and completeness of the

financial statements in this semi-annual report.All directors attended the Board meeting convened to review this semi-annual report.This report contains forward-looking statements regarding future plans which do not

constitute substantive commitments to investors. Investors are advised to exercise caution

regarding investment risks.The Company has comprehensively addressed potential risks in “Part III ManagementDiscussion and Analysis” specifically under "X Risks and Countermeasures."

The Company plans neither to distribute cash dividends nor to issue bonus shares nor to

convert capital reserves into share capital.

22026 Semi-Annual Report of Changchai Company Limited

Content

Part I Important Notes Table of Contents and Defin....2

Part II Corporate Information and Key Financial In....6

Part III Management Discussion and Analysis ......... 9

Part IV Corporate Governance Environment and Socia...28

Part V Significant Events ...........................33

Part VI Share Changes and Shareholder Information ...39

Part VII Preference Shares ..........................44

Part VIII Financial Statements ......................45

32026 Semi-Annual Report of Changchai Company Limited

Documents Available for Reference

1. Financial statements bearing the signatures and seals of the Company’s legal representative the

executive in charge of accounting and the head of the accounting department (chief accounting

officer).

2. Original copies of all announcements and documents disclosed on the China Securities

Regulatory Commission (CSRC)-designated websites during the reporting period.

3. Semi-annual reports published in other securities markets.

The above reference documents are kept in full at the office of the Company’s Board Secretary.This semi-annual report is prepared in both Chinese and English. In case of any discrepancy in

interpretation the Chinese version shall prevail.

42026 Semi-Annual Report of Changchai Company Limited

Definitions

Term Refer to Definition

“Company” the “Company” or

“Changchai” Refer to Changchai Company Limited

Changniu Refer to Changzhou Changniu Machinery Co. Ltd.Changwan Refer to Changchai Wanzhou Diesel Engine Co. Ltd.Horizon Investment Refer to Changzhou Horizon Investment Co. Ltd.Changchai Robin Refer to Changzhou Fuji Changchai Robin Gasoline EngineCo. Ltd.Changchai Machinery Refer to Jiangsu Changchai Machinery Co. Ltd.Real Estate Management Refer to Changzhou Xingsheng Real Estate ManagementCo. Ltd.Zhenjiang Siyang Refer to Zhenjiang Siyang Diesel Engine Manufacturing Co.Ltd.Yuanzhi Changtou Xingyu Refer to Yuanzhi Changtou Xingyu (Changzhou) EquityInvestment Partnership (Limited Partnership)

RMB RMB’0000 Refer to The Chinese currency of Renminbi expressed intens of thousands of Renminbi

Reporting Period Refer to The period from 1 January 2026 to 30 June 2026

52026 Semi-Annual Report of Changchai Company Limited

Part II Corporate Information and Key Financial Information

I Corporate Information

Stock name Changchai Changchai B Stock code 000570、200570

Stock exchange for stock listing Shenzhen Stock Exchange

Company name in Chinese 常柴股份有限公司

Abbr. 苏常柴

Company name in English (if any) CHANGCHAI COMPANYLIMITED

Abbr. (if any) CHANGCHAI CO.LTD.Legal representative Xie Guozhong

II Contact Information

Board Secretary Securities Representative

Name He Jianjiang

Address 123 Huaide Middle RoadChangzhou Jiangsu China

Tel. (86)519-68683155

Fax (86)519-86630954

Email address cchjj@changchai.com

III Other Information

1. Company Contact Information

Whether there were any changes to the company's registered address office address and postal code website or

email during the reporting period

□Applicable √Not Applicable

The company's registered address office address and postal code website and email remained unchanged during

the reporting period. For details please refer to the 2025 Annual Report.

2. Information Disclosure and Storage Location

Whether there were any changes to the information disclosure and storage location during the reporting period

□Applicable √Not Applicable

The stock exchange website and media names/URLs where the company disclosed its semi-annual report as well

as the storage location of the semi-annual report remained unchanged during the reporting period. For details

please refer to the 2025 Annual Report.

3. Other relevant materials

Whether there were changes to other relevant materials during the reporting period

□Applicable √Not Applicable

62026 Semi-Annual Report of Changchai Company Limited

VI Key Financial Information

Whether the Company needs to retrospectively adjust or restate prior-year accounting data

□Yes √No

Current Reporting Same Period of

Period Previous Year YoY Change

Operating revenue (RMB) 1669786673.48 1561186625.83 6.96%

Net profit attributable to the listed

company’s shareholders (RMB) 105059653.98 73422814.69 43.09%

Net profit attributable to the listed

company’s shareholders before 85247927.47 56297500.59 51.42%

exceptional gains and losses (RMB)

Net cash generated from/used in

operating activities (RMB) -134705252.86 -74306110.63 ——

Basic earnings per share (RMB/share) 0.1489 0.1040 43.17%

Diluted earnings per share (RMB/share) 0.1489 0.1040 43.17%

Weighted average return on equity (%) 3.00% 2.14% 0.86%

Change of 30 June

30 June 2026 31 December 2025 2026 over 31

December 2025

Total assets (RMB) 5790325894.78 5578281300.02 3.80%

Equity attributable to the listed

company’s shareholders (RMB) 3541139529.02 3443190677.55 2.84%

V. Differences in Accounting Data Under Domestic and Foreign Accounting Standards

1. Differences in Net Profit and Net Assets Between Financial Reports Prepared Under International

Accounting Standards and Chinese Accounting Standards

□Applicable √Not Applicable

There were no differences in net profit or net assets between financial reports prepared under International

Accounting Standards and Chinese Accounting Standards during the reporting period.

2. Differences in Net Profit and Net Assets Between Financial Reports Prepared Under Foreign Accounting

Standards and Chinese Accounting Standards

□Applicable √Not Applicable

There were no differences in net profit or net assets between financial reports prepared under foreign accounting

standards and Chinese Accounting Standards during the reporting period.VI Exceptional Gains and Losses

√ Applicable □ Not applicable

Unit: RMB

Item Amount Note

Gain or loss on disposal of non-current assets

(inclusive of impairment allowance write-offs) 278408.23

72026 Semi-Annual Report of Changchai Company Limited

The government subsidies included in

the current period's profit and loss for

this reporting period amounted to

Government grants recognized in current profit or RMB 1746173.35. After deducting

loss (exclusive of those that are closely related to the government subsidies related to

the Company's normal business operations and assets transferred from deferred

given in accordance with defined criteria and in 36000.00 income of RMB 1704864.73 and job

compliance with government policies and have a stabilization subsidies of RMB

continuing impact on the Company's profit or loss) 5308.62 the government subsidies

included in the non recurring profit

and loss for this period amounted to

RMB 36000.00.Gains or losses from changes in fair value of

financial assets and liabilities held by non-financial During the reporting period the

enterprises as well as gains or losses from disposal company's wholly-owned subsidiary

of financial assets and liabilities excluding 21188928.79 Changzhou Horizon Investment Co.effective hedging activities related to the company's Ltd. sold part of the company's

normal business operations. shares held by it.Gains or losses on entrusted investments and asset

management 176622.04

Reversal of impairment allowances on receivables

individually assessed for impairment 91000.00

Other non-operating income and expenses not listed

above 14438.71

Less: Income tax effects 1910775.89

Non-controlling interests effects (net of tax) 62895.37

Total 19811726.51

Particulars about other items that meet the definition of exceptional gain/loss:

□ Applicable √ Not applicable

No such cases for the Reporting Period.Explanation of why the Company reclassifies as recurrent an exceptional gain/loss item listed in the Explanatory

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

Exceptional Gain/Loss Items:

□ Applicable √ Not applicable

No such cases for the Reporting Period.

82026 Semi-Annual Report of Changchai Company Limited

Part III Management Discussion and Analysis

I Principal Business Activities of the Company During the Reporting Period

1. Industry Development Status

The Company operates in the internal combustion engine and components manufacturing sector within the general

equipment manufacturing industry. Classified by fuel type internal combustion engines are primarily categorized

into diesel engines and gasoline engines. The Company's diesel and gasoline engine products are mainly used in

off-road mobile machinery applications such as harvesters tractors plant protection equipment compact

construction machinery and marine engines.

(1) Industry Overview

Internal combustion engines are an important support for ensuring the safety of China's manufacturing industry

energy security and national defense security. They are also an important cornerstone for the sustainable

development of the national economy and the modernization of national defense construction. As the leading

thermal efficiency outstanding power density and most widely used thermal power device the internal

combustion engine has an irreplaceable core position in the power equipment system. In response to the strategic

goals of carbon peak and carbon neutrality as well as the overall requirements for high-quality development of

the manufacturing industry the internal combustion engine and agricultural machinery equipment industry is

accelerating the implementation of an innovation driven development strategy focusing on enhancing

independent innovation capabilities continuously promoting the construction of common key technology

platforms and strengthening the resilience and safety level of the industrial chain and supply chain. At the same

time the industry actively promotes intelligent manufacturing and green manufacturing accelerates the

transformation and upgrading towards high efficiency intelligence cleanliness and low-carbon and

comprehensively supports the construction of a modern industrial system.

(2) Industry Development Landscape and Trends

The 15th Five-Year Plan period is a crucial stage for China to achieve its carbon peaking target and the internal

combustion engine industry is entering a strategic window period of transformation and reshaping. The "Two

New" policies in 2026 provide clear guidance for the promotion of green intelligent products and the low-carbon

upgrading of industries and energy conservation and carbon reduction have become the core tasks for the high-

quality development of the industry. Driven by policy guidance and market demand the industry is accelerating

the layout of a diversified fuel power technology system and the application of low-carbon and zero carbon fuels

has become an important direction. Hybrid power (including extended range) plays an irreplaceable role in the

transition from internal combustion engine to new energy in commercial vehicles and off-road sectors. Through

the collaborative efforts of combustion optimization emission control and intelligent monitoring internal

combustion engines are accelerating towards high efficiency intelligence cleanliness and low-carbon. The deep

integration of digital technology and manufacturing processes has continuously enhanced the collaborative

efficiency of the industrial chain infusing new momentum into the high-end leap of the industry. Relying on

technological breakthroughs and systematic innovation the internal combustion engine industry will continue to

build a solid foundation for the national economy and defense security.In recent years the government has introduced a series of policies to support the development of the agricultural

machinery market including agricultural machinery purchase subsidies scrap and renewal subsidies and support

policies for the agricultural machinery circulation industry. In 2026 the No. 1 central document will focus on

agricultural and rural modernization and overall rural revitalization. Focusing on improving comprehensive

92026 Semi-Annual Report of Changchai Company Limited

agricultural production capacity and stabilizing food security it will propose three upgrading directions for

agricultural machinery namely high-end intelligence green low-carbon and hilly adaptation. It will release

industrial dividends through subsidy optimization and scenario expansion and promote the transformation of

agricultural machinery and equipment to new quality productivity forces.In the first half of 2026 driven by multiple factors such as the continuous implementation of policies to strengthen

agriculture and benefit agriculture and the upgrading of the demand structure for agricultural machinery the

overall agricultural machinery market in China will show a moderate recovery and deep adjustment trend and the

industry will shift from accelerated scale expansion to a leap in quality. From the perspective of product

categories there is a strong demand for high horsepower intelligent and multifunctional models in the tractor

market while medium-sized tractors maintain a slight growth but their growth momentum continues to weaken.Small traditional tractors are facing pressure from demand contraction. In the field of harvesting machinery

tracked harvesters have maintained stable overall sales due to their adaptability to paddy fields and the support of

overseas export growth; Wheeled grain and corn harvesters are facing significant downward pressure on overall

production and sales due to factors such as stock saturation and planting structure adjustments. The rice

transplanter market is showing a differentiated trend with high-speed passenger rice transplanters accelerating

their popularity among large-scale planting cooperatives and business entities in the plains. Hand-held

transplanters benefit from the national agricultural mechanization special support policies in hilly and

mountainous areas and the overall demand for scattered land in hilly areas is stable. Domestic local rice

transplanter brand technology and service advantages continue to be released and market competitiveness is

gradually increasing.From the perspective of competitive landscape top enterprises dominate with technological upgrades and

brand advantages and market concentration continues to increase; Cross border forces from fields such as

construction machinery have entered the market injecting new technological concepts and competitive vitality

into the industry; Small and medium-sized manufacturing enterprises are facing increased pressure for survival

and development due to factors such as homogenized competition in the low-end market and compressed profit

margins. The phase-out of inefficient and backward production capacity is accelerating and the industry reshuffle

process is deepening. The current market structure of the agricultural machinery industry is clearly differentiated

with intelligent agricultural machinery new energy hybrid equipment large and efficient high-efficiency

implements and specialized supporting agricultural machinery for hilly areas experiencing rapid growth

becoming the core driving force for industry development; However the demand for traditional small and

medium-sized conventional agricultural machinery continues to shrink the market sentiment is declining and the

trend of product structure iteration and upgrading is significant. Technological innovation is the core engine of

this process. Technologies such as Beidou precision operation unmanned autonomous farming and artificial

intelligence regulation have been implemented on a large scale and the penetration rate of intelligent agricultural

machinery has steadily increased; At the same time the industrialization of new energy and hybrid technologies is

accelerating and various energy-saving and efficient new equipment is accelerating scale verification and market

introduction effectively promoting the green and low-carbon development of the industry. Overall the

agricultural machinery industry is currently in a critical period of transformation from large-scale development to

high-quality high-end and refined development. With policy empowerment and technological innovation the

industry has ample room for upgrading and development.

2. Principal Operations of the Company

We mainly specialize in the R&D manufacture and sales of diesel engines under the brand "Changchai" and

gasoline engines under the brand "Robin". Our products are mainly used in agricultural machinery small

engineering machinery generator sets and shipborne machinery and other fields closely related to people's

102026 Semi-Annual Report of Changchai Company Limited

livelihood.In the Reporting Period there were no major changes in the Company's core business and main products.

3. Main Products of the Company

Our main products are divided into two categories: diesel engines and gasoline engines. The details are as follows:

Main

produc Graphic display Product description Product Application

ts features fields

Our diesel engine products include

single-cylinder diesel engines and High power low Agricultural

multi-cylinder engines covering oil consumption machinery

Diesel power range from 3kW to 180kW low noise construction

engine and cylinder diameters from 70mm compact machineryto 140mm. Besides sale in domestic structure low generator sets

market our diesel engines are sold emission good shipborne

to Southeast Asia South America reliability machinery

the Middle East and Africa.Our gasoline engines are mainly

general-purpose small gasoline

engines covering the power range Agricultural

Gasolin from 1.5kW to 9.0kW. Besides sale Simple structure machinery

e in domestic market our gasoline good reliability small

engine engines are sold to Southeast Asia easy

the Middle East Europe and maintenance

construction

machinery

America Africa Japan and other

countries and regions.

4. Major Business Models

(1) R&D model

We have established an innovative technology management system for internal combustion engine based on

market demand and forward-looking technologies. Prior to the new products or new technologies development

the marketing department first conducts market assessment and customer research and then initiates a project

according to the forecasted market demand; the technology center conducts development according to the project

materials and collects feedback information from the market and customers in real time during the development

process to ensure technology leadership and product suitability.

(2) Purchasing model

We adopt the "purchase-to-order" purchasing model. The ERP system converts the sales orders the sales plan

developed by the sales department and the production plan drawn up by the production department into the

demand of parts needed and the purchasing department organizes the purchase according to such demand.Meanwhile the purchasing department makes a plan to guide parts procurement according to the sales

department's sales plan and provide it to the supplier and urge the supplier to prepare for the goods.

(3) Production model

We adopt the "make-to-order" production management model. The sales department makes sales plans for

different stages according to the orders in hand sales data in previous years market demand judgment and

feedback of existing customers' purchasing intentions. The Company's production department makes the

production plan according to the sales orders displayed in the ERP system the sales plan made by the sales

department and the reserve inventory demand and organizes the production task in strict accordance with the plan.During the production process the quality assurance department arranges regular inspection to ensure the product

quality.

(4) Sale model

112026 Semi-Annual Report of Changchai Company Limited

We adopt the sales model of "direct selling + distribution" i.e. the direct selling model for the main engine factory

and the distribution model for the individual circulation market represented by farmers and overseas market.

5. The Company's position in the market

We mainly specialize in the R&D manufacture and sales of diesel engines under the brand "Changchai" and

gasoline engines under the brand "Robin". Up to now we have successfully developed a number of advanced core

technologies with independent intellectual property rights. In terms of diesel engine according to the statistics of

China Internal Combustion Engine Industry Association (CICEIA) we have maintained a high market share of

single-cylinder engines and our market share of single-cylinder diesel engines in certain power ranges has ranked

among the top in China. For many years in the process of achieving steady economic development of the

enterprise we cultivated and developed the "Changchai" brand a well-known national brand in China's small

diesel engine industry renowned both domestically and internationally with independent intellectual property

rights.

6. Key Performance Drivers

(1) National policy driver

In recent years the state has issued a series of policies supporting the development of the agricultural machinery

market including subsidy policies for agricultural machinery purchases and scrapping and renewal as well as

support policies for the agricultural machinery circulation industry. The No. 1 Central Document of the CPC

Central Committee for 2026 focuses on agricultural and rural modernization and comprehensive rural

revitalization with the core objectives of enhancing comprehensive agricultural production capacity and ensuring

food security. It proposes three major upgrading directions for agricultural machinery: high-end intelligence

green and low-carbon development and adaptability to hilly and mountainous areas. By optimizing subsidies and

expanding application scenarios the policy releases industrial dividends and promotes the transformation of

agricultural machinery equipment toward new quality productive forces.The Work Plan for Stable Growth of the Machinery Industry (2025–2026) proposes to leverage policies such as

agricultural machinery purchase and application subsidies and scrapping and renewal subsidies promote the

"superior machinery with superior subsidies" and "dynamic adjustment" of subsidized equipment and facilitate

the application and promotion of advanced and applicable agricultural machinery.The Guiding Opinions of the Ministry of Agriculture and Rural Affairs on Vigorously Developing Smart

Agriculture and the National Smart Agriculture Action Plan (2024–2028) emphasize strengthening the R&D

innovation promotion and application of advanced and applicable smart agricultural machinery deepening the

integration of technological innovation and industrial innovation and providing strong scientific and

technological equipment support for the development of modern agriculture.The 15th Five-Year Plan for Accelerating Agricultural and Rural Modernization proposes to promote the R&D

and application of high-end intelligent and hilly and mountainous area-adapted agricultural machinery equipment

systematically advance the R&D of new energy agricultural machinery technologies and industrial synergy and

cultivate leading agricultural machinery enterprises and specialized and sophisticated SMEs in a classified manner.Meanwhile it calls for orderly advancing the development of the low-altitude economy in agricultural and rural

areas and expanding the application scenarios of agricultural drones. The introduction and implementation of a

series of agriculture-favoring and agriculture-supporting policies are conducive to the high-quality development of

the agricultural machinery industry and have created a favorable policy environment for the industry's

transformation toward high-end intelligent and green development.

(2) Industrial chain synergy empowers the Company's sustainable development

The Company has established its own foundry and processing plants to meet part of its demand for diesel engine

122026 Semi-Annual Report of Changchai Company Limited

components. In terms of production and quality these facilities form a significant synergistic effect with the

Company's internal combustion engine assembly operations. The foundry and assembly segments reinforce each

other creating a positive feedback loop that helps the Company integrate the internal combustion engine industrial

chain and build differentiated industry barriers. In terms of production synergy reducing external procurement is

of great significance for the Company in reducing process flows lowering intermediate losses improving

production efficiency shortening delivery lead times and enhancing procurement bargaining power. In terms of

quality synergy the in-house foundry enhances the Company's quality control over components thereby

improving the yield rate and reliability of internal combustion engine products.

(3) Stable and efficient R&D team

The Company boasts an experienced technical management team and a well-established technical support team.Its core technical personnel and R&D management staff have long been engaged in the R&D design

manufacturing and production of internal combustion engines possessing profound professional knowledge and

extensive practical experience as well as strong foresight and scientific judgment in market direction and

technology roadmaps. At the same time the Company has developed an effective talent cultivation mechanism

providing a strong talent guarantee for subsequent R&D efforts.

(4) Well-known brand with numerous renowned customers

The Company formerly known as Changzhou Diesel Engine Factory is a century-old national industrial

enterprise and one of China's earliest specialized manufacturers of internal combustion engines. The Company's

diesel and gasoline engine products serving as power sources for agricultural machinery construction machinery

and other equipment demonstrate excellent performance in terms of power range reliability specific power

noise control and emission standards and have gained recognition from customers. The Company has maintained

long-term cooperative relationships with its major customers with cumulative cooperation periods exceeding 15

years. Many of its OEM customers are well-known enterprises in the agricultural machinery industry with market

shares ranking among the forefront of their respective markets.

7. Overview of the Company's principal business operations during the reporting period

In the first half of 2026 affected by multiple factors such as frequent geopolitical conflicts and energy price

shocks the global economic recovery slowed down overall. China's domestic economy showed a generally stable

development trend with improvements in both quality and structure while the potential for domestic demand

requires further release. Currently the agricultural machinery industry as a whole is in a phase of deep adjustment

and parallel transformation and upgrading. Affected by grain price fluctuations and pressure on user returns

demand in the traditional agricultural machinery market remains relatively weak. However industry sentiment has

shown signs of recovery and market confidence is gradually being restored. Emerging sectors are performing

actively with demand for smart agricultural machinery high-horsepower and high-end equipment continuing to

grow and the product structure accelerating its optimization. Leveraging the policy support for agricultural

modernization and new quality productive forces the agricultural machinery industry is advancing toward a new

stage of high-quality development featuring the coordinated advancement of intelligence greenization and high-

end development. The Company closely follows its strategic deployment with all employees working together

with dedication and resilience. Facing the pressure of intensifying industry competition the Company has

deepened management efficiency and optimized its product structure achieving an overall operating performance

that is steadily progressing with an improving structure. During the reporting period the Company sold a total of

395000 units of various diesel engines gasoline engines and power units achieving sales revenue of RMB 1.670

billion representing a year-on-year increase of 6.96%.In terms of product R&D and matching the Company remains committed to market demand-driven technological

R&D advancing the optimization of existing models development of power platforms and forward-looking

132026 Semi-Annual Report of Changchai Company Limited

technology deployment continuously consolidating its core technology and product reserves. The Company has

conducted special campaigns in response to market feedback optimizing the terminal operation and after-

treatment systems of core multi-cylinder engine models and completing the systematic iteration and upgrade of

models for harvester matching applications with the supporting technical solutions fully finalized after field

validation. For single-cylinder engines the Company has completed adaptations for special operating conditions

and iterative upgrades for overseas models continuously refining the details of its flagship products with steady

improvements in terminal adaptability and market adaptability. In terms of power platform development the

Company is advancing dual-track R&D for high-horsepower and light-duty power implementing dual after-

treatment technology routes for high-horsepower models with multiple products having completed new model

trial production reliability testing and OEM supporting cooperation. Meanwhile the Company has launched a

six-cylinder high-horsepower power project to expand into the commercial power sector and is steadily

complementing its light-duty power product matrix. In terms of forward-looking technology the hybrid

agricultural power project has achieved phased breakthroughs and pre-research on China V emission standards is

underway continuously strengthening product competitiveness and technological reserves.In terms of sales and services in the domestic market the single-cylinder engine business has effectively boosted

channel confidence and efficiency through channel optimization and regional market cultivation while

customizing adapted solutions for niche markets to cultivate stable incremental growth. The multi-cylinder engine

business has consolidated its core supporting position in traditional agricultural machinery and expanded into

supporting areas such as light construction machinery hilly and mountainous agricultural machinery and plant

protection machinery increasing the proportion of high-value-added models and facilitating product

transformation and upgrading. In the export market the Company has established a multi-regional coordinated

foreign trade framework developing customized models for different regional market demands and steadily

expanding market share. The Company continues to optimize its overseas sales network and localized after-sales

service system leveraging OEMs' vehicle export channels to expand its overseas installed base achieving

simultaneous improvement in foreign trade scale and export quality.In terms of quality management the Company has advanced lean supply chain management and quality system

consolidation with a dual-track approach supporting stable production and operations. In the supply chain the

Company has anticipated raw material prices coordinated parts planning and scheduling and stabilized

production and supply rhythm to cope with peak-season delivery pressure. Multiple approaches have been

adopted to drive procurement cost reduction with remarkable results. The Company has introduced a number of

high-quality suppliers comprehensively identified and reviewed the list of sole-supply high-risk parts and

implemented the management principle of "quality supply priority" effectively strengthening the supply chain's

risk resilience and overall operational efficiency. The Company continues to deepen the construction of its full-

process quality control system establishing a rapid response mechanism implementing the "3+1" fortress project

and applying standardized methods to tackle key quality projects. The Company actively carries out mass quality

management activities with mass quality improvement initiatives achieving municipal-level professional awards.In terms of internal management the Company has scientifically allocated production capacity advanced lean

production to ensure efficient order delivery and completed the reorganization of production base resources to

revitalize existing assets. Regular safety hazard inspections and rectifications have been carried out with robust

network and data security defenses established ensuring smooth and orderly operations. The operating quality of

its subsidiaries has continued to improve with enhanced profit contribution capabilities. The Company adheres to

the guidance of Party building deepening ideological education and work style development standardizing

organizational construction and supervision promoting the deep integration of Party building into core business

operations and cultivating a robust corporate culture and compliance risk control system. In talent management

142026 Semi-Annual Report of Changchai Company Limited

the Company has optimized its workforce structure improved performance appraisal and innovation incentive

mechanisms strengthened the cultivation of digital capabilities among management personnel achieving a win-

win situation in terms of both enterprise efficiency enhancement and employee income growth thereby laying a

solid foundation for the Company's high-quality development.During the reporting period the Company's wholly-owned subsidiary Horizon Investment together with its

controlling shareholder Changzhou Investment Group Co. Ltd. and its wholly-owned subsidiary Changzhou

Xinhui Private Equity Fund Management Co. Ltd. jointly signed the Partnership Agreement of Yuanzhi

Changtou Xingyu (Changzhou) Equity Investment Partnership (Limited Partnership). Yuanzhi Changtou Xingyu

completed the industrial and commercial registration procedures in April 2026 and went through the industrial

and commercial registration procedures for the change of general partner in August 2026. The houses within the

expropriation scope of the old city renovation project on the land plot of the Company's Sanjing Branch are to be

expropriated by the government. To improve the efficiency of the expropriation work the Company reached an

agreement with the Housing and Urban-Rural Development Bureau of Changzhou National High-Tech Industrial

Development Zone (Xinbei District) and the Housing Expropriation and Compensation Service Center of Sanjing

Subdistrict Xinbei District Changzhou City based on professional reports issued by qualified professional firms

on land consolidation and upgrading of the Sanjing Branch and subsequent compensation payments and intends

to sign a Supplementary Agreement. This matter has been deliberated and approved by the first extraordinary

general meeting of shareholders in 2026.II Core Competitiveness Analysis

1. Brand Advantages

Changchai is a century-old national industrial enterprise and one of China's earliest professional manufacturers of

internal combustion engines. The "Changchai" brand trademark was among the first in China's production

materials sector to be recognized as a China Famous Trademark while Changchai diesel engines are China Brand

Name Products. The company has obtained ISO9001 and IATF16949 quality system certifications ISO14001

environmental management system certification IATF16949 automotive product quality management system

certification and national export commodity inspection exemption status. Changchai has repeatedly been ranked

among China's Top 100 Machinery Enterprises and China Industry Pioneer Enterprises receiving numerous

honors including National Contract-honoring & Creditworthy Enterprise China Agricultural Machinery

Components Leading Enterprise AAA Credit-rated Agricultural Machinery Enterprise Jiangsu Provincial Quality

Management Excellence Award and Changzhou Mayor's Quality Award. For consecutive years it has been voted

among the Top 10 Most Satisfactory After-sales Service Brands in the "Precision Cultivation Cup" awards. During

the reporting period the Company was honored as a "National Enterprise with Quality and Service Integrity

Commitment" and was also awarded the "Outstanding Supplier Award" by multiple supporting partners. Over the

years in the course of achieving steady economic growth Changchai has cultivated and developed the

"Changchai" brand into a well-known national brand in China's small diesel engine industry renowned both

domestically and internationally and with independent intellectual property rights.

2. Technological Advantages

Changchai operates a National-level Technology Center Postdoctoral Research Station and Jiangsu Provincial

Small & Medium Power Engine Engineering Research Center. As a leading producer of small-to-medium power

single-cylinder and multi-cylinder diesel engines Changchai maintains the industry's most comprehensive product

portfolio with the broadest power coverage in China's small diesel sector where all core products feature

proprietary intellectual property. During the reporting period the Company's internal combustion engines were

152026 Semi-Annual Report of Changchai Company Limited

honored as "National Quality Inspection Stable and Qualified Products." In the first half of 2026 the Company

was granted 5 patent authorizationsAs of June 30 2026 Changchai held 192 valid patents globally including 42

domestic invention patents and 2 international invention patents.

3. Marketing Advantages

Changchai adheres to market-centric principles continuously innovating marketing strategies to adapt to market

evolution. The company implements an integrated "Five-in-One" management system encompassing complete

machine sales spare parts supply warranty services payment collection and information feedback. Its nationwide

sales and service network comprises 24 sales service centers and 752 authorized service stations covering urban

and rural markets - the most extensive service coverage in China's small-to-medium power diesel engine industry.Under the unified coordination of Changchai's Customer Call Center at headquarters all service outlets commit to

"proactive rapid convenient and accurate" service principles to deliver premium pre-sales in-sales and after-

sales support. To meet China Non-Road Stage IV emission standards and provide precise aftermarket services the

company has developed a proprietary service monitoring platform with distinctive Changchai features.III Core Business Analysis

Overview

Please refer to the relevant content under "I. Principal Business Activities of the Company During the Reporting

Period."

Year-over-year changes in key financial data:

Unit: RMB

Current Reporting Same Period of Reasons for

Period Previous Year YoY Change Fluctuations

Operating revenue 1669786673.48 1561186625.83 6.96%

Cost of sales 1421532002.59 1361474105.33 4.41%

Selling expense 30586975.39 29894284.08 2.32%

Administrative

expense 47819242.08 50718409.56 -5.72%

This was primarily

attributable to an

Finance costs 6742399.18 -5618946.80 increase in—— exchange losses

during the reporting

period.Income tax expense 14846902.91 13529676.07 9.74%

R&D expense 47024675.62 38891905.33 20.91%

This was mainly

due to the fact that

most of the

Company's multi-

cylinder engine

Net cash generated customers are OEM

from/used in -134705252.86 -74306110.63 supporting——

operating activities manufacturers withrelatively longer

credit terms and

the Company has

stepped up its

market expansion

efforts with

162026 Semi-Annual Report of Changchai Company Limited

moderate credit

sales resulting in

relatively lower

cash collections.This was primarily

attributable to an

Net cash generated increase in the scale

from/used in -144202387.70 -97167644.92 —— of wealth

investing activities management

products during the

reporting period.This was mainly

due to an increase

Net cash generated in cash dividends

from/used in -15525235.15 -7056925.07 —— distributed by the

financing activities Company during

the reporting

period.This was primarily

attributable to the

Company's stepped-

up market

expansion efforts

with moderate

Net increase in cash credit sales which

and cash -305100864.34 -178530680.62 —— led to relatively

equivalents lower cash

collections coupled

with an increase in

the scale of wealth

management

products during the

reporting period.This was mainly

due to the

optimization of the

Company's sales

structure and the

year-on-year

increase in sales

revenue the

Net profit improvement in

attributable to gross profit margin

shareholders of the 105059653.98 73422814.69 43.09% in the first half of

parent company the year comparedwith the same

period last year as

well as the

investment income

generated from

Horizon

Investment's

disposal of part of

its held shares

172026 Semi-Annual Report of Changchai Company Limited

dividends from

Bank of Jiangsu

and cash

management

activities.Significant Changes in Profit Composition or Profit Sources During the Reporting Period

□Applicable √Not Applicable

There were no significant changes in the Company's profit composition or profit sources during the reporting

period.Composition of Operating Revenue

Unit: RMB

Current Reporting Period Same Period of Previous Year

As % of total As % of

Operating revenue operating Operating revenue total YoY Change

revenue (%) operatingrevenue (%)

Total 1669786673.48 100% 1561186625.83 100% 6.96%

By operating division

Internal

combustion 1645957037.35 98.57% 1537977952.94 98.51% 7.02%

engines

Other 23829636.13 1.43% 23208672.89 1.49% 2.68%

By product category

Diesel engines 1579087777.68 94.57% 1464198188.86 93.79% 7.85%

Gasoline

engines 64115320.04 3.84% 71014743.76 4.55% -9.72%

Other 26583575.76 1.59% 25973693.21 1.66% 2.35%

By operating segment

Domestic 1423615294.39 85.26% 1327242298.54 85.01% 7.26%

Overseas 246171379.09 14.74% 233944327.29 14.99% 5.23%

Operating Division Product Category Operating Segment or Marketing Model Contributing over 10% of

Operating Revenue or Operating Profit

√Applicable □Not applicable

Unit: RMB

YoY YoY

Gross change in YoY change in

Operating revenue Cost of sales profit operating change in gross

margin revenue cost of profit

(%) sales (%) margin(%)

By operating division

Internal

combustion 1645957037.35 1400183437.95 14.93% 7.02% 4.29% 2.23%

engines

By product category

Diesel

engines 1579087777.68 1345082069.33 14.82% 7.85% 5.10% 2.22%

Gasoline

engines 64115320.04 54362165.74 15.21% -9.72% -9.64% -0.07%

182026 Semi-Annual Report of Changchai Company Limited

By operating segment

Domestic 1423615294.39 1187654627.41 16.57% 7.26% 4.65% 2.07%

Overseas 246171379.09 233877375.18 4.99% 5.23% 3.19% 1.87%

Core business data of the prior year restated according to the changed statistical caliber for the Reporting Period:

□ Applicable √ Not applicable

IV Analysis of Non-Core Business Operations

√Applicable □Not applicable

Unit: RMB

Amount As % ofgross profit Source Recurrent or not

Dividend income from

The increase was mainly due to equity investments

dividend income from stocks and returns on cash

and returns on cash management management products

products together with are of a sustainable

Return on investment income realized nature whereas

investment 31090323.25 24.92% from the disposal of certain investment income

shares of the Company held by arising from the

its wholly-owned subsidiary disposal of shares is

Changzhou Horizon Investment non-recurring and

Co. Ltd. therefore not

sustainable.During the reporting period this

was mainly attributable to the

Gains/losses on increase in fair value of shares

changes in fair 3474167.46 2.78% held by the Company's wholly-

value owned subsidiary Horizon

No

Investment in Kailong High-

Tech Co. Ltd. compared to the

beginning of the period.This was primarily attributable

Asset impairment to the impairment provision

loss -910849.44 -0.73% recognized on inventories No

during the current period.Non-operating

income 35210.65 0.03%

This was primarily attributable

to penalty income. No

Non-operating This was primarily caused by

expense 20771.94 0.02% losses from the scrapping and Nowrite-off of non-current assets.V Analysis of Assets and Liabilities

1. Significant Changes in Asset Composition

Unit: RMB

30 June 2026 31 December 2025 Change

As % of As % in Reason for any

Amount total Amount of total percent significant change

assets assets age (%)

Cash and Cash

Equivalents 1099136545.77 18.98% 1338231792.64 23.99% -5.01%

192026 Semi-Annual Report of Changchai Company Limited

This was primarily

due to the fact that

most of the

Company's multi-

cylinder engine

customers are OEM

supporting

manufacturers with

Accounts 1282205435.24 22.14% 451748532.34 8.10% 14.04% relatively long creditreceivable terms. During the

reporting period the

Company stepped up

its market expansion

efforts and moderately

extended credit sales

which resulted in a

significant increase in

accounts receivable.Inventories 566845803.44 9.79% 757083436.15 13.57% -3.78%

Investment

property 34595774.21 0.60% 35644130.99 0.64% -0.04%

Fixed assets 517154616.58 8.93% 550316120.80 9.87% -0.94%

The primary cause

was the Company's

Construction investment in

in progress 4067335.75 0.07% 2801650.98 0.05% 0.02% technologicaltransformation

projects during the

reporting period.This was primarily

attributable to the

maturity of bank

Short-term acceptance bills with

borrowings 7521472.93 0.13% 88926344.09 1.59% -1.46% lower credit ratingswhich had been

discounted by the

Company during the

reporting period.Contract

liabilities 40356723.37 0.70% 40040496.36 0.72% -0.02%

2. Indicate whether overseas assets take up a high percentage in total assets

□ Applicable √ Not applicable

3. Assets and Liabilities at Fair Value

√Applicable □Not applicable

Unit: RMB

Gain/loss Cumulati Impairme

on fair- ve fair- nt Purchase Sold in

Item Beginnin d in the the Other Endingg amount value value allowancechanges changes for the Reporting Reporting change amount

in the charged Reporting Period Period

202026 Semi-Annual Report of Changchai Company Limited

Reporting to equity Period

Period

Financial

assets

Held-for-

trading

financial

assets

(derivativ 3721846 3474167

e 89.98 .46 0.00 0.00 7530587 5861929 0.00 5425246

financial 46.43 52.22 51.65

assets

exclusive

)

Investme

nt in

other 9813612 0.00 8044550 9888082equity 95.81 45.81 0.00 0.00 0.00 0.00 95.81

instrumen

ts

Subtotal

of 1353545 3474167 8044550

financial 985.79 .46 45.81 0.00

753058758619291531332

46.4352.220.00947.46

assets

Other 3371187 0.00 0.00 0.00 100000057.03 .00 0.00 0.00

3381187

57.03

Total of 1690664 3474167 8044550 0.00 7540587 5861929 1869451above 742.82 .46 45.81 46.43 52.22 0.00 704.49

Financial

liabilities 0.00 0.00

Contents of other change: N/A

Significant changes to the measurement attributes of the major assets in the Reporting Period:

□ Yes √ No

4. Restricted Asset Rights as at the Period-End

Unit: RMB

Items At the period-end Reason for restriction

Monetary assets 156169488.67 Bank acceptance bill guarantee deposits Letter of guarantee deposits Performance bond deposits Term deposits and accrued interest

Notes receivable 7521472.93 Payment obligations for discounted notes not yet due

Notes receivable 86875410.49 Payment obligations for transferred notes not yet due

VI Investment Status Analysis

1. Overview

□ Applicable √ Not applicable

212026 Semi-Annual Report of Changchai Company Limited

2. Major Equity Investments Made in the Reporting Period

□ Applicable √ Not applicable

3. Major Non-Equity Investments Ongoing in the Reporting Period

□ Applicable √ Not applicable

4. Financial Investments

(1) Securities Investments

√ Applicable □ Not applicable

Unit: RMB

Gain/ Accu

loss mula

Acco Begi on ted Purc Gain/

Initia untin nnin fair fair hase Sold loss EndiVarie Code Nam l g value value d in in thety of of e of meas g chan chan the Repo in the

ng Acco Fund

inves carry Repo carry untin ingsecur secur secur tmen urem ing ges ges Repo rting rting ing g sourcity ity ity t cost ent in the recor rting Perio amou title emeth amount Repo ded Perio d

Perio nt

od rting in d d

Perio equit

d y

Inves

tmen

Dom t in

estic/ Foto Fair6001 n 4178 value 4219 3787 4204 other Self-forei 66 Moto 4000 meth 4000 0.00 1100 0.00 0.00 0.00 9500 equit fundgn .00 0.00 0.00 0.00 y ed

stock r od instr

umen

ts

Inves

tmen

Dom

estic/ Bank 4278 Fair

t in

forei 6009 of 6000 value

2433 2094 131 2522 other Self-

19 Jiang 6000 0.00 6600 0.00 0.00 9994 5200 equit fundgn su .00

meth 0.00 0.00 0.00 0.00 y ed

stock od instr

umen

ts

Held

Dom Kailo -for-

estic/ ng 2000 Fair tradi

forei 3009 High 1268 value

1660 547 2030 1570 1266 Self-

12 Tech meth 065 223 0.00 0.00 438 295 398

ng fund

gn nolo .00 od 0.00 0.00 4.00 1.55 0.00

finan

stock cial

ed

gy asset

s

Dom 6881 Lian 7200 Fair 5692 -354 0.00 0.00 2996 125 2808 Held Self-

222026 Semi-Annual Report of Changchai Company Limited

estic/ 13 ce 000. value 320 400 917 211 000 -for- fund

forei Tech 00 meth 0.00 0.00 6.73 0.18 0.00 tradi ed

gn nolo od ng

stock gy finan

cial

asset

s

Held

Dom -for-

estic/ 6053 Lanti

Fair tradi

forei an 1607 value 2161 -453

Self-

68 44.76 meth 60.00 60.00 0.00 0.00 0.00

-453 1708 ng

60.00 00.00 finan fundgn Gas ed

stock od cialasset

s

111973901885881502730107136

Total 3201 -- 4001 287 7700 0.00 356 964 6178 -- --

2.760.000.000.000.731.730.00

(2) Investments in Derivative Financial Instruments

□ Applicable √ Not applicable

No such cases in the Reporting Period.

5. Use of Raised Funds

□ Applicable √ Not applicable

During the reporting period the Company did not have any utilization of raised capital.VII Sale of Major Assets and Equity Interests

1. Sale of Major Assets

□ Applicable √ Not applicable

No such cases in the Reporting Period.

2. Sale of Major Equity Interests

□ Applicable √ Not applicable

VIII Major Subsidiaries

√ Applicable □ Not applicable

Major fully/majority-owned subsidiaries and those minority-owned subsidiaries with an over 10% effect on the

Company’s net profit:

Unit: RMB

Name Relation Principal Registere Total Net assets Operating Operating Net profit

232026 Semi-Annual Report of Changchai Company Limited

ship with activity d capital assets revenue profit

the

Compan

y

Production

of diesel

Changniu Subsidia engine 5506300 160927 676868 126482 -52390 -50385ry accessorie 0.00 193.50 65.80 888.32 6.54 0.05

s

Changwa Subsidia Dieselengine 8500000 806653 553104 407391 135254 137316n ry assembly 0.00 93.14 48.16 50.64 2.28 6.99

Horizon External

Investme Subsidia investment 4000000 104635 972359ry and 0.00 969.78 57.22 0.00

166118120218

nt 78.80 45.51consulting

Changcha Subsidia Gasolineengines 3725000 112025 101887 641153 325893 303129i Robin ry assembly 0.00 259.61 208.17 20.04 8.02 1.74

Internal

Changcha combustio

i Subsidia n engineand 3000000 995698 548084 634217 153521 153571Machiner ry related 00.00 409.36 536.95 973.85 43.05 43.03y accessorie

s

Xingshen

g Real Real estate

Estate Subsidia manageme 1000000 327279 216614 135625 39211.0 31914.7

Managem ry nt service .00 3.91 6.34 0.21 5 0

ent

Manufactu

ring and

Zhenjiang Subsidia marketing 2000000 149056 128947 485856 105888 899897

Siyang ry of diesel .00 448.96 729.88 17.48 79.75 2.78

engines

for ships

Subsidiaries obtained or disposed of in the Reporting Period:

□ Applicable √ Not applicable

Other information about principal subsidiaries and joint stock companies:None

IX Structured Bodies Controlled by the Company

□ Applicable √ Not applicable

X Risks and Countermeasures

(1) Market Risks

The agricultural machinery industry is currently in a phase where deep adjustment and transformation and

upgrading are progressing in parallel. Under the compounded influence of multiple policies—including the phase-

out and adjustment of agricultural machinery purchase subsidies the implementation of green and low-carbon

industrial policies and the increasingly stringent emission control regulations for non-road mobile machinery—

242026 Semi-Annual Report of Changchai Company Limited

the market for traditional mid-to-low-end product categories has continued to experience downward pressure

while segmented sectors such as high-end intelligent machinery large-horsepower equipment and new-energy

agricultural machinery have maintained growth momentum. As agricultural operations continue to intensify in

terms of scale and concentration the pace of high-quality transformation in the industry has further accelerated.Market players are closely aligning with end-user agricultural needs to continuously deepen product innovation

and upgrading while expanding both domestic and export sales channels. At the same time the cross-border entry

of construction machinery enterprises has intensified competition in the sector.Countermeasures: first deepening user value orientation by shifting from a traditional product-centric mindset to

a full life-cycle business philosophy; second expanding global market presence through tiered precision strategies

in the domestic market and breakthrough initiatives in overseas markets striving to achieve overall production

and sales volume targets; third reinforcing technological moats by increasing R&D investment to ensure that

innovation translates into marketable outcomes and builds core competitive advantages; fourth strengthening

quality foundation by implementing end-to-end quality loss reduction initiatives across the entire process; and

fifth enhancing organizational effectiveness by exercising strict control over administrative expenses regulating

subsidiary governance and broadening the pathways for transformation.

(2) Industrial Risks

Driven by the continued promotion of new-energy agricultural machinery policies and increasingly stringent

emission standards enterprises have accelerated their R&D and market deployment of new-energy power systems.As a result the market share of diesel engine products and related supporting sectors has been affected to a certain

extent while the stock demand for traditional small-to-medium horsepower diesel engines continues to contract.Although new-energy agricultural machinery still faces challenges such as high costs difficulties in field

recharging and inadequate adaptation to complex operating conditions the pace of technological iteration is

accelerating and substitution trends have already emerged in small-to-medium horsepower agricultural machinery

segments. Meanwhile original equipment manufacturers (OEMs) are developing their own electric powertrains

and hybrid solutions which has significantly raised the requirements for integrated and intelligent powertrain

systems. Traditional internal combustion engine enterprises that rely solely on conventional mechanical pumps or

simple electronic control technologies without the capability for hybrid electric control integration are at risk of

being marginalized in the supply chain. Coupled with the continuous tightening of new emission regulations

enterprise R&D compliance costs have further increased.Countermeasures:First develop products that comply with national energy conservation and emission reduction

policies optimize and upgrade product lines in response to market demand and strengthen the application of

intelligent technologies and new materials to enhance product added value and competitiveness thereby

consolidating market advantages.Second accelerate R&D in new-energy power systems and continue to advance

the development and deployment of hybrid products.Third closely follow the pace of the non-road China V

emission policy and proactively develop technical solutions for future compliance.Fourth adhere to a coordinated

development strategy that balances product operations with capital operations with a strategic focus on

electrification intelligence new-energy power and motor supporting sectors while leveraging the capital market

to accelerate external growth.

(3) Foreign Trade Risks

The current international landscape has become increasingly complex and severe with frequent occurrences of

geopolitical conflicts international trade frictions and other issues that have impacted regional political stability

and security global economic recovery food and energy security and the ecological environment. The uncertainty

surrounding the global trade environment has risen significantly. Many countries around the world continue to

adjust their foreign trade control policies with trade protection measures becoming increasingly diverse. At the

252026 Semi-Annual Report of Changchai Company Limited

same time monetary policy divergence among major global economies has intensified and the factors causing

volatility in broad two-way exchange rate fluctuations have continued to multiply. Should there be significant

changes in the political stability or foreign trade policies of foreign markets or should exchange rates continue to

fluctuate substantially it would have a material impact on the export sales of agricultural machinery products and

the Company's profitability.Countermeasures:First enhance independent market development capabilities and improve overall foreign trade

efficiency through the complementarity and sharing of internal and external resources information and

products.Second develop differentiated products in response to the diverse demands of various overseas regional

markets and promote more high-performance and new-sector products to overseas markets. At the same time

leverage the export channels of domestic OEMs to increase the installed base of equipment overseas.Third

consolidate the core advantages in traditional major markets accelerate channel development expand market

share in mid-tier markets cultivate growth drivers in emerging potential markets and continue to expand the

global market presence.Fourth strengthen the training of overseas service personnel enhance service capabilities

and establish overseas entrusted service stations to accelerate the development of a global after-sales service

network.Fifth closely monitor exchange rate fluctuations select appropriate currencies for quotation and

settlement and promptly adopt measures such as adjusting product prices and modifying payment terms to

mitigate risks.

(4) Raw Material Price Volatility Risks

Raw material market prices are influenced by multiple factors including the macroeconomic environment

geopolitical conflicts and changes in industry supply and demand dynamics leading to volatile market

adjustments. Prices of core raw materials such as steel pig iron and coking coal have shown divergent trends in

phased fluctuations. The volatility of upstream raw material costs has exerted certain pressure on the Company's

production costs thereby having a corresponding impact on its operating profits.Countermeasures:First track market dynamics assess raw material price trends coordinate the planning and

scheduling of key components and strengthen inventory management to hedge against the negative impact of raw

material price fluctuations on the Company.Second enhance internal management through technical

improvements cost management and other measures optimize work processes and improve production and

operational efficiency.Third uphold the principle of high-quality procurement at reasonable costs continue to

implement supply assurance initiatives enhance the resilience of the supply chain against risks and strive to build

a stable efficient and reliable supply system.

(5) Talent Risks

Talent is the core strategic resource driving high-quality corporate development. To achieve long-term stable

operations and industrial transformation and upgrading an enterprise must rely on a well-structured and highly

capable talent pool as its fundamental support. The Company's efforts to improve operational quality and

efficiency expand emerging business sectors and achieve technological breakthroughs require multi-level

professional talent to deliver tangible results. Should the compensation system and talent incentive and restraint

mechanisms be insufficiently sound it could lead to insufficient attraction and development of senior

management leaders and core technical talents as well as a weak reserve pipeline of successor talents thereby

constraining the Company's sustained capability for scientific and technological innovation and core

competitiveness.Countermeasures: First in line with the Company's strategy and operational realities improve the talent pipeline

through tiered and categorized development approaches broaden talent acquisition channels revitalize internal

workforce resources optimize job allocation and team structure and comprehensively enhance the overall

competence of all employees. Second focus on the development needs of each business segment by establishing a

262026 Semi-Annual Report of Changchai Company Limited

systematic and professional training framework organizing regular leadership development programs facilitating

career progression pathways for skilled personnel and continuously strengthening employees' professional

expertise and on-the-job performance capabilities. Third improve the performance appraisal and talent incentive

mechanisms vigorously promote the rejuvenation and professionalization of the management team and

comprehensively enhance the contribution of human resources to the Company's development. Fourth strengthen

the institutional framework of employee representative congresses and trade union services and safeguards

actively foster harmonious labor relations continuously enhance employees' sense of belonging well-being and

cohesion and provide a solid organizational foundation for the achievement of annual targets.XI Implementation of Market Value Management System and Valuation Enhancement Plan

Indicate whether the Company has disclosed the Market Value Management System

□ Yes √ No

Indicate whether the Company has disclosed the Valuation Enhancement Plan

□ Yes √ No

XII Implementation Status of the "Dual Enhancement of Quality and Returns" Initiative

Indicate whether the Company has disclosed the “Quality and Earnings Dual Improvement” Action Plan.□ Yes √ No

272026 Semi-Annual Report of Changchai Company Limited

Part IV Corporate Governance Environment and Social

Responsibility

I Changes in Company Directors and Senior Management

□ Applicable √ Not applicable

There were no changes to the Company's directors or senior management during the reporting period. For details

please refer to the 2025 Annual Report.II Profit Distribution and Capital Reserve Conversion During the Reporting Period

□ Applicable √ Not applicable

The Company plans to distribute no cash dividends issue no bonus shares and convert no capital reserves into

share capital for the interim period.III Implementation of Equity Incentive Plans Employee Stock Ownership Plans or Other

Employee Incentive Measures

□ Applicable √ Not applicable

The Company had no equity incentive plans employee stock ownership plans or other employee incentive

measures implemented during the reporting period.IV Environmental Information Disclosure

Whether the listed company and its major subsidiaries are included in the list of enterprises required to disclose

environmental information in accordance with the law:

√Yes □No

Number of Enterprises Included in the List of Enterprises

Required to Disclose Environmental Information in 4

Accordance with the Law (Unit: Companies)

No. Name of company Access Index for Environmental InformationDisclosure Reports

1 Changchai Company Limited Jiangsu Provincial Department of Ecology and

Changchai Company Limited Environment - Enterprise Environmental Information2 Changjiang branch Disclosure System (Jiangsu)

3 Jiangsu Changchai Machinery Co. Ltd. http://ywxt.sthjt.jiangsu.gov.cn:18181/spsarchive-webapp/web/viewRunner.htmlviewId=http://ywxt.sthjt.ji

4 Changzhou Changniu Machinery Co. angsu.gov.cn:18181/spsarchive-webapp/web/sps/viewLtd. s/yfpl/views/yfplHomeNew/index.js

V Social Responsibility

During the reporting period the Company attached great importance to and actively fulfilled its social

282026 Semi-Annual Report of Changchai Company Limited

responsibilities. Upholding the core values of "customer first employee-oriented shareholder returns and social

benefit" with the mission of "providing green power for a better life" the Company adhered to ethical operations

tax compliance and continuously enhanced its self-development capabilities to achieve sustainable growth. It

diligently safeguarded the legitimate rights and interests of shareholders employees customers suppliers and

consumers actively implemented measures to reduce energy consumption and pollution emissions preserved a

healthy living environment pursued harmonious development between the Company and society and actively

contributed to societal well-being.The Company's Party Committee has effectively fulfilled its primary responsibility for Party building

consolidating the Company's development foundation across multiple dimensions including political construction

organizational development and disciplinary oversight. The Company has continuously advanced the integration

of Party leadership into corporate governance effectively implemented the "three major and one large" decision-

making system (i.e. major decisions major personnel changes major project arrangements and large-sum fund

allocations) and strictly adhered to various decision-making procedures and deliberation protocols. During the

reporting period 23 major operational matters were reviewed and deliberated embedding Party building

requirements into the core decision-making processes of business operations. Through activities such as

educational programs on fostering a correct approach to governance special Party lectures and dissemination

sessions on the spirit of Party plenary sessions the Company has strengthened political guidance and regularly

conducted anti-corruption awareness and integrity education. The Party Committee has promptly coordinated and

resolved key challenges and difficulties in production and operations providing strong safeguards for the effective

execution of the Company's priority tasks and projects and has continuously empowered the improvement of

corporate governance effectiveness.The Company in accordance with the relevant provisions of the Company Law of the People's Republic of China

the Securities Law of the People's Republic of China the Corporate Governance Guidelines for Listed Companies

the Shenzhen Stock Exchange Stock Listing Rules and other applicable laws and regulations as well as the

Articles of Association of the Company has continuously standardized its corporate governance structure

established and improved internal management and control systems fulfilled its information disclosure

obligations and further enhanced the overall level of corporate governance. The Company maintains a modern

corporate governance framework comprising the Shareholders' Meeting as the authority and decision-making

body the Board of Directors as the operational decision-making body the Audit Committee as the specialized

supervisory body and the Senior Management as the executive body ensuring that the Company's operations are

conducted in a standardized and prudent manner. On this basis the Company strictly adheres to the requirements

of its internal control system clearly defining the responsibilities and authority boundaries of each level and

department. Through continuous optimization of management processes and strengthened implementation of

policies the Company has steadily enhanced the institutionalized and refined level of its standardized operations.

(1) Protection of Shareholder Rights

The Company strictly followed the Rules for Shareholders' Meetings of Listed Companies its Articles of

Association and the Rules of Procedure for Shareholders' Meetings to standardize the convening conduct and

decision-making processes of shareholders' meetings. In the first half of 2026 the Company held one

shareholders' meeting ensuring shareholders' rights to information and participation through standardized

procedures and safeguarding their legitimate interests.In terms of information disclosure the Company strictly complies with the provisions of the Shenzhen Stock

Exchange Stock Listing Rules the Articles of Association of the Company and the Company's Information

Disclosure Management System and fulfills its information disclosure obligations as a listed company in

accordance with applicable laws and regulations. The Company ensures that all disclosed information is truthful

292026 Semi-Annual Report of Changchai Company Limited

accurate complete and timely and guarantees that all shareholders have equal access to information. The

Company has designated the Securities Times and CNINFO (www.cninfo.com.cn) as its designated information

disclosure platforms. It continuously strengthens the management of insider information and proactively prevents

the risk of insider trading. During the reporting period no insider trading occurred and there were no

circumstances that prejudiced the interests of shareholders.In investor communications the Company established multiple channels including online earnings briefings

investor hotlines email and interactive platforms adhering to principles of openness fairness and impartiality to

actively engage with investors. During the reporting period the Company conducted an online earnings briefing

for the 2025 Annual Report diligently managed investor relations maintained effective communication with

shareholders protected their right to information enhanced operational transparency and safeguarded the interests

of shareholders especially minority shareholders.The Company successfully completed the 2025 annual dividend distribution totaling RMB 15525200.00. Over

the past three years the cumulative cash dividend payout ratio reached 94.06% of the average annual net profit

exceeding dividend commitments and rewarding shareholders with tangible actions.?

(2) Protection of Customer and Consumer Rights

The Company has established a nationwide sales and service network across China comprising 24 sales service

centers and 752 authorized maintenance stations with service outlets spanning both urban and rural areas to

ensure convenient and accessible service for customers. To adapt to the China Non-Road Stage IV emission

requirements and enhance service precision the Company has developed a proprietary service monitoring

platform with distinctive features improving service efficiency and customer experience. In terms of

institutionalized protection of customer rights and interests the Company has strengthened its foundational

support for customer rights through continuous improvement of policies and clear operational guidelines. The

Company has maintained sound long-term cooperative relationships with its customers. In recent years the

Company has been repeatedly honored as a National Demonstration Enterprise for Product and Service Quality

Integrity and has been recognized as a preferred supplier by multiple OEMs. The Company's high-quality

products and services have earned widespread recognition from both customers and the consumer market.

(3) Protection of Supplier Rights

The Company strengthens supplier management on the basis of the Parts Supply and Procurement Contracts and

the Supplier Quality Agreements optimizes the allocation of component production capacity enhances inventory

and planning management and makes timely payments to suppliers in accordance with contract terms to

safeguard their legitimate interests. To elevate the overall quality control level of the supply chain the Company

has introduced multiple high-quality suppliers implemented the principle of high-quality procurement at

reasonable costs and effectively strengthened the risk resilience and overall operational efficiency of the supply

chain. The Company continues to deepen the development of a comprehensive whole-process quality control

system establishes a rapid response mechanism implements the "3+1" Fortress Project and applies standardized

methodologies to tackle key quality initiatives. The Company has established a dynamic supplier evaluation

system and continuously optimizes the supply chain structure based on evaluation results and actual supply

performance. It effectively protects the legitimate rights and interests of suppliers integrates supplier rights

protection throughout the entire supply chain management process supports the technological growth and

progress of suppliers and fosters a mutually beneficial and symbiotic supply chain ecosystem.

(4) Protection of Employee Rights

The Company adheres to a people-oriented talent philosophy focusing on the comprehensive capability

enhancement and personal career development of its employees. Through a combination of theoretical training

302026 Semi-Annual Report of Changchai Company Limited

and practical application the Company enables employees to continuously improve and develop their

competencies.The Company has established human resources management departments at all levels and has set up trade union

organizations at various tiers. It has implemented a staff representative congress system in accordance with

applicable laws with multiple parties collaborating effectively to safeguard and protect the legitimate rights and

interests of employees. The Company strictly complies with national laws regulations and policies related to

labor and employment treats all employees equally and continuously standardizes labor management practices.In strict accordance with the Labor Contract Law of the People's Republic of China the Company signs written

labor contracts with all employees achieving a 100% labor contract signing rate. In full compliance with the

Social Insurance Law of the People's Republic of China and the Regulations on the Administration of Housing

Provident Funds the Company contributes to social insurance and housing provident funds for all employees

actively fostering a harmonious and stable labor relationship.The Company cultivates a fair equal and harmonious working environment for its employees continuously

improves the compensation and benefits system and effectively arranges employee holiday benefits. It organizes

various cultural and recreational activities to enrich employees' spiritual and cultural lives conducts public

welfare initiatives actively improves employees' working conditions and provides proper health monitoring

thereby effectively safeguarding employees' occupational safety and health.The Company continuously optimizes its human resources structure and through a series of initiatives builds a

solid platform for employee growth and development. It strengthens the training and development of management

cadres and accelerates the rejuvenation of the leadership team ensuring that employees' personal growth is closely

aligned with the Company's development. The Company comprehensively implements professional knowledge

and job-specific skills enhancement training programs. During the reporting period it completed 31 training

programs covering over 2475 employee participations fully supporting employees' career development

effectively safeguarding their rights to vocational skills training and helping them continuously achieve self-

improvement in their roles. In addition the Company continues to refine its performance appraisal and incentive

mechanisms closely linking employees' work results with incentive measures which has significantly stimulated

employees' enthusiasm and motivation in their work.

(5) Workplace Safety

The Company has implemented a tiered accountability system for work safety at all levels signing work safety

contracts with each manufacturing plant establishing clear annual safety management objectives and defining

departmental safety responsibilities. Based on the risk inventory the Company has completed comprehensive risk

identification and control measures and strictly regulates the approval procedures and on-site supervision for

hazardous operations. The Company maintains a routine safety and fire inspection system. During the reporting

period it conducted fire safety training covering 586 participants and organized 6 fire drills. Through practical

emergency training and routine management the Company has built a solid defense line for work safety and

security prevention and control. The Company continuously strengthens comprehensive safety education and

training for all employees actively organizes employees to identify and rectify potential safety hazards in their

workplaces and enhances their self-protection capabilities and comprehensive emergency response skills when

encountering urgent situations during operations thereby effectively safeguarding the safe and stable operation of

the Company's production and business activities.

(6) Environmental Protection and Sustainable Development

The Company actively practices the philosophy of scientific development and green development and with a

strong sense of social responsibility adheres to the environmental protection principles of efficiency improvement

consumption reduction energy conservation and pollution abatement. It proactively takes measures to reduce

312026 Semi-Annual Report of Changchai Company Limited

energy consumption and minimize pollutant emissions. Guided by the ISO 14001 environmental management

system framework the Company strictly follows the "PDCA"principle of continuous improvement and adheres to

the approach of "prevention first combining prevention and control and pursuing continuous improvement" to

constantly enhance its environmental management capabilities safeguard a better living environment and

promote the sustainable development of the enterprise.In line with its operational strategies the Company actively promotes the R&D production and supporting

application of high-quality and environmentally friendly products serving the development of agriculture rural

areas and farmers while improving energy utilization efficiency and protecting the environment. At the same time

based on its actual circumstances the Company conscientiously fulfills its corporate social responsibilities

contributing to the coordinated and sustainable development of society the economy and the environment.

322026 Semi-Annual Report of Changchai Company Limited

Part V Significant Events

I Fulfilled and Overdue Commitments by the Company's Actual Controller Shareholders

Related Parties Acquirers and Other Commitment-Related Parties During the Reporting

Period

□ Applicable √ Not applicable

During the reporting period there were no fulfilled or overdue commitments by the Company's actual controller

shareholders related parties acquirers or other commitment-related parties.II Non-Operational Fund Occupancy by Controlling Shareholders and Other Related

Parties

□ Applicable √ Not applicable

The Company did not experience any non-operational fund occupancy by controlling shareholders or their

related parties during the reporting period.III Irregular External Guarantees

□Applicable √Not applicable

No irregular external guarantees occurred during the reporting period.IV Appointment/Dismissal of Accounting Firms

Whether the interim financial report has been audited:

□Yes √No

The Company's interim report was unaudited.V Board's Explanations Regarding "Non-Standard Audit Reports" for the Current

Reporting Period

□Applicable √Not applicable

VI Board's Explanations Regarding Prior Year's "Non-Standard Audit Report"

□Applicable √Not applicable

VII Bankruptcy Reorganization Matters

□Applicable √Not applicable

No bankruptcy reorganization events occurred during the reporting period.

332026 Semi-Annual Report of Changchai Company Limited

VIII Litigation Matters

Major Litigation and Arbitration Matters

□Applicable √Not applicable

The Company had no significant litigation or arbitration matters during the reporting period.Other Litigation Matters

□Applicable √Not applicable

IX Penalties and Rectifications

□Applicable √Not applicable

The Company incurred no penalties or rectification requirements during the reporting period.X Integrity Status of the Company and Its Controlling Shareholders/Actual Controllers

√Applicable □Not applicable

The Company's actual controller is the State-owned Assets Supervision and Administration Commission of

Changzhou Municipal People's Government and its controlling shareholder is Changzhou Investment Group

Co. Ltd. The controlling shareholder has no outstanding court judgments or significant debts that have become

due but remain unpaid.XI Material Related-Party Transactions

1. Related-party transactions related to daily operations

□Applicable √Not applicable

No related-party transactions related to daily operations occurred during the reporting period.

2. Related-party transactions involving asset or equity acquisitions/disposals

□Applicable √Not applicable

No related-party transactions involving asset or equity acquisitions/disposals occurred during the reporting

period.

3. Related-party transactions involving joint external investments

□Applicable √Not applicable

No related-party transactions involving joint external investments occurred during the reporting period.

4. Related-party creditor/debtor relationships

□Applicable √Not applicable

No related-party creditor/debtor relationships existed during the reporting period.

342026 Semi-Annual Report of Changchai Company Limited

5. Transactions with related financial companies

□Applicable √Not applicable

The Company had no deposits loans credit extensions or other financial transactions with related financial

companies and related parties.

6. Transactions between the Company's controlled financial companies and related parties

□Applicable √Not applicable

The Company's controlled financial companies had no deposits loans credit extensions or other financial

transactions with related parties.

7. Other material related-party transactions

√Applicable □Not applicable

1、In April 2026 the Company's wholly-owned subsidiary Horizon Investment together with the controlling

shareholder Changzhou Investment Group Co. Ltd. and its wholly-owned subsidiary Changzhou Xinhui Private

Equity Fund Management Co. Ltd. jointly signed the Partnership Agreement of Yuanzhi Changtou Xingyu

(Changzhou) Equity Investment Partnership (Limited Partnership). Yuanzhi Changtou Xingyu has completed

the industrial and commercial registration procedures and obtained its business license.

2、In August 2026 the original general partners of Yuanzhi Changtou Xingyu (Changzhou) Equity Investment

Partnership (Limited Partnership) (the "Fund") which was established with the participation of the Company's

wholly-owned subsidiary Horizon Investment namely Changzhou Xinhui Private Equity Fund Management

Co. Ltd. and Changzhou Xingyu Industry Investment Co. Ltd. withdrew from the partnership. Changzhou

Xingyu Xinhui Venture Capital Co. Ltd. (jointly established by the original general partners Changzhou

Xinhui Private Equity Fund Management Co. Ltd. and Changzhou Xingyu Industry Investment Co. Ltd.) was

introduced as the new general partner and executing partner of the Fund assuming the relevant functions of the

two former general partners. As a result the Fund was restructured into a dual-GP fund operating structure.Concurrently the Fund amended the investment scope provisions of the Partnership Agreement adding the

upstream and downstream supply chain of the new-generation information technology supporting industry to

the investable areas in addition to the existing upstream and downstream supply chain of new energy vehicles

and new energy thereby broadening the sources of projects and the investment boundaries. On August 12 2026

the Fund completed the industrial and commercial registration procedures for the changes.Inquiry on the disclosure website for interim reports on major related-party transactions

Title of Interim Report Disclosure Date of Disclosure Website of InterimInterim Report Report

Progress Announcement on Subsidiary's

Participation in Equity Investment Fund and April 21 2026

Related-Party Transactions

Announcement on Progress of General Partner CNINFO

Change and Related Party Transactions of the https://www.cninfo.com.cn/

Industry Investment Fund Established by August 14 2026

Subsidiaries

352026 Semi-Annual Report of Changchai Company Limited

XII. Material Contracts and Their Performance

1. Trusteeship contracting and leasing matters

(1) Trusteeship

□Applicable √Not applicable

No trusteeship arrangements existed during the reporting period.

(2) Contracting

□Applicable √Not applicable

No contracting arrangements existed during the reporting period.

(3) Leasing

□Applicable √Not applicable

No leasing arrangements existed during the reporting period.

2. Material guarantees

□Applicable √Not applicable

No material guarantee arrangements existed during the reporting period.

3. Entrusted wealth management

√Applicable □Not applicable

Unit: RMB 0000

Balance of entrusted

Specific type Risk Characteristics wealth management Amount overdue andduring the reporting unrecovered

period

Bank financial

products Low risk high liquidity high safety 49000 0

Broker

financial Low risk high liquidity high safety 993 0

products

Details of high-risk entrusted wealth management investments made by the Company as the sole principal

including investments with lower safety and poorer liquidity

□Applicable √Not applicable

4. Other Major Contracts

□Applicable √Not applicable

362026 Semi-Annual Report of Changchai Company Limited

No such cases in the Reporting Period.XIII Register of Site Visits Meetings and Interviews during the Reporting Period

√ Applicable □ Not applicable

Date of Category Main Topics Reference to the Basic

Reception Venue

Method of

Reception of Visitor(s) Discussed and Information of theVisitors Materials Provided Survey

Company product

promotion CNINFOInvestors (www.cninfo.com.cn)

April 27 Online Online and the progress industry

2026 Meeting platform Others general market,000570 Changchai

opportunities and Investor Relationspublic major business Management Information

order status etc. 20260427

XIV Other Significant Events

√ Applicable □ Not applicable

1、Progress in the Acquisition and Compensation of Houses on State owned Land of Sanjing Branch

On November 29 2023 the company signed the "Changzhou Xinbei District Non Residential Housing

Expropriation Compensation Agreement" with the Housing and Urban Rural Development Bureau of

Changzhou National High tech Industrial Development Zone (hereinafter referred to as "Xinbei District

Housing and Urban Rural Development Bureau") and the Sanjing Street Housing Expropriation and

Compensation Service Center of Changzhou Xinbei District (hereinafter referred to as "Sanjing Street"). As of

the end of the reporting period the company has received a total of 30 million yuan in the first compensation

payment. In order to improve the efficiency of land acquisition work the company has reached an agreement

with the New North District Construction Bureau and Sanjing Street based on professional reports issued by

qualified companies regarding land consolidation and upgrading of Sanjing Branch as well as subsequent

compensation payments and intends to sign a Supplementary Agreement. This matter was approved by the first

extraordinary shareholders' meeting of 2026 on July 21 2026.

2、Expropriation and compensation for the company's foundry building

On March 6 2025 the company received the "Decision on the Expropriation of Houses on State-owned Land

by the People's Government of Xinbei District Changzhou" (Changxin Zheng [2025] No. 1) issued by the

People's Government of Xinbei District Changzhou. Due to the public interest of the reconstruction of the old

urban area the People's Government of Xinbei District Changzhou decided to expropriate the houses within

the scope of the old urban area reconstruction project (Phase I) of the foundry plant and surrounding plots in

Sanjing Street. On May 8 2025 the company held the second extraordinary meeting of the board of directors

and the second extraordinary meeting of the board of supervisors in 2025 and deliberated and approved the

"Proposal on Signing the Foundry Plant's 'Changzhou Xinbei District Non-Residential House Expropriation

Compensation Agreement'". This matter was deliberated and approved by the first extraordinary shareholders'

meeting in 2025 on May 26 2025 agreeing to the company signing a compensation agreement with the Xinbei

District Housing and Urban-Rural Development Bureau and Sanjing Street. The total compensation amount

agreed upon in the agreement is 346.8569 million yuan and the expropriation compensation agreement is yet to

be signed.

372026 Semi-Annual Report of Changchai Company Limited

XV Major Matters Concerning the Company's Subsidiaries

□Applicable √Not applicable

382026 Semi-Annual Report of Changchai Company Limited

Part VI Share Changes and Shareholder Information

I Share Changes

1. Share Changes

Unit: share

Before Increase/decrease in the ReportingPeriod (+/-) After

Capital

Number Percenta

New Bonu ization Othe Subt Percent

ge (%) issue s of Numbers Issue Reserv r otal age (%)

es

1. Restricted shares 0 0.00% 0 0 0 0 0 0 0.00%

1.1 Shares held by

government 0 0.00% 0 0 0 0 0 0 0.00%

1.2 Shares held by

state-owned legal 0 0.00% 0 0 0 0 0 0 0.00%

persons

1.3 Shares held by

other domestic 0 0.00% 0 0 0 0 0 0 0.00%

investors

Among which:

Shares held by 0 0.00% 0 0 0 0 0 0 0.00%

domestic legal persons

Shares held by

domestic natural 0 0.00% 0 0 0 0 0 0 0.00%

persons

1.4 Shares held by

foreign investors 0 0.00% 0 0 0 0 0 0 0.00%

Among which:

Shares held by foreign 0 0.00% 0 0 0 0 0 0 0.00%

legal persons

Shares held by

foreign natural 0 0.00% 0 0 0 0 0 0 0.00%

persons

2. Unrestricted shares 705692 100.00% 0 0 0 0 0 705692507 507 100.00%

2.1 RMB-

denominated ordinary 555692 555692

shares 507

78.74%0000050778.74%

2.2 Domestically 150000 150000

listed foreign shares 000 21.26% 0 0 0 0 0 000 21.26%

2.3 Overseas listed

foreign shares 0 0.00% 0 0 0 0 0 0 0.00%

2.4 Other 0 0.00% 0 0 0 0 0 0 0.00%

3. Total shares 705692507 100.00% 0 0 0 0 0

705692

507100.00%

Reasons for Share Capital Changes

□Applicable √Not applicable

Approval Status of Share Capital Changes

□Applicable √Not applicable

392026 Semi-Annual Report of Changchai Company Limited

Transfer Procedures for Share Capital Changes

□Applicable √Not applicable

Implementation Progress of Share Repurchase

□Applicable √Not applicable

Implementation Progress of Repurchased Share Reduction Through Centralized Bidding

□Applicable √Not applicable

Impact of Share Capital Changes on Key Financial Indicators

□Applicable √Not applicable

Other Disclosures Deemed Necessary by the Company or Required by Securities Regulators

□Applicable √Not applicable

2. Changes in Restricted Shares

□Applicable √Not applicable

II Issuance and Listing of Securities

□Applicable √Not applicable

III Number of Shareholders and Shareholding Structure

Unit: share

Total Number of

Common Total Number of Preferred

Shareholders as of the 45319 Shareholders with Restored

End of the Reporting Voting Rights as of the End of

0

Period the Reporting Period

Shareholding Status of Major Common Shareholders (Holding >5% Shares) or Top 10 Common Shareholders

(Excluding Shares Lent Through Securities Lending)

Nature of Shareh

Increase/de

Total shares crease in Restric

Shares in

Name of shareholde olding held at the the ted Unrestricted

pledge or

shareholder percent shares shares held frozenr age period-end Reporting held Statu SharePeriod s s

Changzhou

Investment State-ownedlegal person 32.26% 227663417 0 0 227663417Group Co. Ltd.Industrial and

Commercial

Bank of China

Co. Ltd. – Not

Huashang

Lexiang Hulian Others 0.54% 3810600 3305600 0 3810600

appli 0

cable

Flexible

Allocation

Hybrid Securities

Investment Fund

Chen Jian Domesticnatural 0.49% 3461800 -1527000 0 3461800

402026 Semi-Annual Report of Changchai Company Limited

person

Industrial

Securities Co.Ltd. – Bodao

Jiuhang Hybrid Others 0.44% 3114500 3114500 0 3114500

Securities

Investment Fund

KGI ASIA Foreign

LIMITED legal person 0.44% 3100195 0 0 3100195

Domestic

Zhao Jun natural 0.43% 3044400 3044400 0 3044400

person

Bank of China

Co. Ltd. –

Huashang

Zhenxuan Others 0.41% 2895200 0 0 2895200

Huibao Hybrid

Securities

Investment Fund

China Merchants

Bank Co. Ltd. –

Bodao Xinghang Others 0.37% 2584053 2584053 0 2584053

Hybrid Securities

Investment Fund

UBS AG Foreignlegal person 0.31% 2162238 1672656 0 2162238

Bank of

Communications

Co. Ltd. –

Nanhua Fenghui Others 0.29% 2053000 2053000 0 2053000

Hybrid Securities

Investment Fund

Strategic Investors or

Institutional Shareholders

Becoming Top 10 Not applicable

Shareholders Through New

Share Placement

Explanations on Connected The Company is unaware of whether any connected relationships exist among

Relationships or Concerted its top 10 tradable shareholders or top 10 unrestricted tradable shareholders or

Actions Among the Above- whether they constitute acting-in-concert parties as defined in the

mentioned Shareholders Administrative Measures for the Acquisition of Listed Companies.Disclosure of Voting Rights

Entrustment/Waiver

Arrangements Involving the Not applicable

Above-mentioned

Shareholders

Special Notes Regarding

Share Repurchase Accounts Not applicable

Among Top 10 Shareholders

Shareholding Status of Top 10 Unrestricted Common Shareholders

(Excluding shares lent through securities lending and executive lock-up shares)

Name of shareholder Number of Unrestricted Shares Held at the Share TypesEnd of the Reporting Period Share Types Number

Changzhou Investment Group

Co. Ltd. 227663417

RMB-

denominated 227663417

412026 Semi-Annual Report of Changchai Company Limited

Ordinary Shares

Industrial and Commercial

Bank of China Co. Ltd. – RMB-

Huashang Lexiang Hulian 3810600 denominated 3810600

Flexible Allocation Hybrid Ordinary Shares

Securities Investment Fund

RMB-

Chen Jian 3461800 denominated 3461800

Ordinary Shares

Industrial Securities Co. Ltd. – RMB-

Bodao Jiuhang Hybrid 3114500 denominated 3114500

Securities Investment Fund Ordinary Shares

Domestic Listed

KGI ASIA LIMITED 3100195 Foreign-Investment 3100195

Shares

Domestic Listed

Zhao Jun 3044400 Foreign-Investment 3044400

Shares

Bank of China Co. Ltd. –

Huashang Zhenxuan Huibao RMB-

Hybrid Securities Investment 2895200 denominated 2895200

Fund Ordinary Shares

China Merchants Bank Co. RMB-

Ltd. – Bodao Xinghang Hybrid 2584053 denominated 2584053

Securities Investment Fund Ordinary Shares

RMB-

UBS AG 2162238 denominated 2162238

Ordinary Shares

Bank of Communications Co. RMB-

Ltd. – Nanhua Fenghui Hybrid 2053000 denominated 2053000

Securities Investment Fund Ordinary Shares

Explanations on Connected

Relationships or Concerted

Actions Among the Top 10 The Company is unaware of whether any connected relationships exist among

Unrestricted Tradable its top 10 tradable shareholders or top 10 unrestricted tradable shareholders or

Shareholders and Between the whether they constitute acting-in-concert parties as defined in the

Top 10 Unrestricted Tradable Administrative Measures for the Acquisition of Listed Companies.Shareholders and the Top 10

Shareholders

Disclosure on Margin Trading

Activities of the Top 10 Shareholders Chen Jian held 3461800 shares through margin trading accounts.Common Shareholders

Shareholders Holding >5% Shares Top 10 Shareholders and Top 10 Unrestricted Tradable Shareholders'

Participation in Securities Lending Business

□Applicable √Not applicable

Changes in Top 10 Shareholders and Top 10 Unrestricted Tradable Shareholders Due to Securities Lending

(Borrowing/Returning Shares) Compared to the Previous Period

□Applicable √Not applicable

Whether the Top 10 Common Shareholders and Top 10 Unrestricted Common Shareholders Conducted Agreed

Repurchase Transactions During the Reporting Period

□Yes √No

422026 Semi-Annual Report of Changchai Company Limited

The Top 10 common shareholders and Top 10 unrestricted common shareholders did not conduct any agreed

repurchase transactions during the reporting period.IV Changes in Shareholdings of Directors and Senior Management

□Applicable √Not applicable

There were no changes in the shareholdings of the Company's directors or senior management during the

reporting period. For details please refer to the 2025 Annual Report.V Changes in Controlling Shareholder orActual Controller

If the Company has previously disclosed that the actual controller is planning a change of control but such

change has not yet been completed please describe the progress of the change of control.□Applicable √Not applicable

Change in controlling shareholder during the reporting period

□Applicable √Not applicable

The Company's controlling shareholder remained unchanged during the reporting period.Change in actual controller during the reporting period:

□Applicable √Not applicable

The Company's actual controller remained unchanged during the reporting period.VI. Preferred Shares Related Matters

□Applicable √Not applicable

The Company had no preferred shares outstanding during the reporting period.

432026 Semi-Annual Report of Changchai Company Limited

Part VII Preference Shares

□Applicable √Not applicable

442026 Semi-Annual Report of Changchai Company Limited

Part VIII Financial Statements

I Auditor’s Report

Whether the Semi-Annual Report is Audited

□Yes √No

The Company's semi-annual financial statements are unaudited.II Financial Statements

Currency unit for the financial statements and the notes thereto: RMB

1. Consolidated Balance Sheet

Prepared by Changchai Company Limited

30 June 2026

Unit: RMB

Item Closing balance Opening balance

Current assets:

Monetary assets 1099136545.77 1338231792.64

Settlement reserve

Interbank loans granted

Held-for-trading financial assets 542524651.65 372184689.98

Derivative financial assets

Notes receivable 169365705.45 386557535.74

Accounts receivable 1282205435.24 451748532.34

Accounts receivable financing 59605955.92 165125708.93

Prepayments 7080888.57 22389102.11

Premiums receivable

Reinsurance receivables

Receivable reinsurance contract

reserve

Other receivables 12805199.65 5495898.75

Including: Interest receivable

Dividends receivable 5456880.00 0.00

Financial assets purchased under

resale agreements

Inventories 566845803.44 757083436.15

Including: Data resources

Contract assets

Assets held for sale

Current portion of non-current

assets

Other current assets 15538871.26 19020727.98

Total current assets 3755109056.95 3517837424.62

452026 Semi-Annual Report of Changchai Company Limited

Non-current assets:

Loans and advances to

customers

Investments in debt obligations

Investments in other debt

obligations

Long-term receivables

Long-term equity investments

Investments in other equity

instruments 988808295.81 981361295.81

Other non-current financial

assets 338118757.03 337118757.03

Investment property 34595774.21 35644130.99

Fixed assets 517154616.58 550316120.80

Construction in progress 4067335.75 2801650.98

Productive living assets

Oil and gas assets

Right-of-use assets

Intangible assets 130452693.12 133751352.61

Including: Data resources

Development costs

Including: Data resources

Goodwill

Long-term prepaid expense 2468520.40 2597472.39

Deferred income tax assets 10001742.01 7350047.87

Other non-current assets 9549102.92 9503046.92

Total non-current assets 2035216837.83 2060443875.40

Total assets 5790325894.78 5578281300.02

Current liabilities:

Short-term borrowings 7521472.93 88926344.09

Borrowings from the central

bank

Interbank loans obtained

Held-for-trading financial

liabilities

Derivative financial liabilities

Notes payable 816214639.72 562313345.98

Accounts payable 770623751.24 793473800.05

Advances from customers 30000000.00 30112510.00

Contract liabilities 40356723.37 40040496.36

Financial assets sold under

repurchase agreements

Customer deposits and interbank

deposits

Payables for acting trading of

securities

Payables for underwriting of

securities

Employee benefits payable 13492358.08 56773482.39

Taxes payable 7158096.55 5305526.88

Other payables 139436702.51 134619772.83

462026 Semi-Annual Report of Changchai Company Limited

Including: Interest payable

Dividends payable 3891433.83 3891433.83

Handling charges and

commissions payable

Reinsurance payables

Liabilities directly associated

with assets held for sale

Current portion of non-current

liabilities

Other current liabilities 99068509.16 72672756.98

Total current liabilities 1923872253.56 1784238035.56

Non-current liabilities:

Insurance contract reserve

Long-term borrowings

Bonds payable

Including: Preferred shares

Perpetual bonds

Lease liabilities

Long-term payables

Long-term employee benefits

payable

Provisions 60362270.57 83448865.86

Deferred income 24271572.83 25976437.56

Deferred income tax liabilities 155873494.37 159449521.13

Other non-current liabilities

Total non-current liabilities 240507337.77 268874824.55

Total liabilities 2164379591.33 2053112860.11

Shareholders’ equity:

Share capital 705692507.00 705692507.00

Other equity instruments

Including: Preferred shares

Perpetual bonds

Capital reserves 641070433.90 641070433.90

Less: Treasury stock

Other comprehensive income 683602551.44 677272601.44

Specific reserve 26020890.86 23936408.22

Surplus reserves 370454881.23 370454881.23

General reserve

Retained earnings 1114298264.59 1024763845.76

Total equity attributable to

Shareholders of the Company as 3541139529.02 3443190677.55

the parent

Non-controlling interests 84806774.43 81977762.36

Total shareholders’ equity 3625946303.45 3525168439.91

Total liabilities and

shareholders’ equity 5790325894.78 5578281300.02

Legal representative: Xie Guozhong General Manager: Xie Guozhong

Head of the accounting department: Jiang He

472026 Semi-Annual Report of Changchai Company Limited

2. Balance Sheet of the Company as the Parent

Unit: RMB

Item Closing balance Opening balance

Current assets:

Monetary assets 961503802.34 1184168481.94

Held-for-trading financial assets 421628054.80 250280555.56

Derivative financial assets

Notes receivable 141639341.37 367314112.02

Accounts receivable 1232245345.62 422352840.72

Accounts receivable financing 51633030.96 158773143.84

Prepayments 4135887.49 20288875.23

Other receivables 28065314.25 20239727.26

Including: Interest receivable

Dividends receivable 5456880.00 0.00

Inventories 292775895.14 491497389.92

Including: Data resources

Contract assets

Assets held for sale

Current portion of non-current

assets

Other current assets 2174777.28 9472115.44

Total current assets 3135801449.25 2924387241.93

Non-current assets:

Investments in debt obligations

Investments in other debt

obligations

Long-term receivables

Long-term equity investments 871339449.94 871339449.94

Investments in other equity

instruments 988808295.81 981361295.81

Other non-current financial

assets 337118757.03 337118757.03

Investment property 34595774.21 35644130.99

Fixed assets 143966298.80 158326289.42

Construction in progress 3891550.21 2046605.11

Productive living assets

Oil and gas assets

Right-of-use assets

Intangible assets 48110320.67 49915087.13

Including: Data resources

Development costs

Including: Data resources

Goodwill

Long-term prepaid expense

Deferred income tax assets 8286005.35 5803319.96

Other non-current assets 4537392.83 4491336.83

Total non-current assets 2440653844.85 2446046272.22

Total assets 5576455294.10 5370433514.15

482026 Semi-Annual Report of Changchai Company Limited

Current liabilities:

Short-term borrowings 64945571.32

Held-for-trading financial

liabilities

Derivative financial liabilities

Notes payable 820145168.83 568770609.52

Accounts payable 732973678.74 728400988.92

Advances from customers 30000000.00 30112510.00

Contract liabilities 38497663.95 30984771.72

Employee benefits payable 5061370.25 40323108.47

Taxes payable 2833068.61 2104226.06

Other payables 122592341.21 130050726.29

Including: Interest payable

Dividends payable 3243179.97 3243179.97

Liabilities directly associated

with assets held for sale

Current portion of non-current

liabilities

Other current liabilities 88913354.88 76701145.43

Total current liabilities 1841016646.47 1672393657.73

Non-current liabilities:

Long-term borrowings

Bonds payable

Including: Preferred shares

Perpetual bonds

Lease liabilities

Long-term payables

Long-term employee benefits

payable

Provisions 53715739.20 77950061.03

Deferred income 24271572.83 25976437.56

Deferred income tax liabilities 148558141.25 147441091.25

Other non-current liabilities

Total non-current liabilities 226545453.28 251367589.84

Total liabilities 2067562099.75 1923761247.57

Shareholders’ equity:

Share capital 705692507.00 705692507.00

Other equity instruments

Including: Preferred shares

Perpetual bonds

Capital reserves 659418700.67 659418700.67

Less: Treasury stock

Other comprehensive income 683602551.44 677272601.44

Specific reserve 15444760.03 16632391.87

Surplus reserves 370454881.23 370454881.23

Retained earnings 1074279793.98 1017201184.37

Total shareholders’ equity 3508893194.35 3446672266.58

Total liabilities and

shareholders’ equity 5576455294.10 5370433514.15

492026 Semi-Annual Report of Changchai Company Limited

Legal representative: Xie Guozhong General Manager: Xie Guozhong

Head of the accounting department: Jiang He

502026 Semi-Annual Report of Changchai Company Limited

3. Consolidated Income Statement

Unit: RMB

Item 2026 Semi-Annual 2025 Semi-Annual

1. Revenue 1669786673.48 1561186625.83

Including: Operating revenue 1669786673.48 1561186625.83

Interest income

Insurance premium income

Handling charge and commission income

2. Costs and expenses 1565099706.53 1485288910.96

Including: Cost of sales 1421532002.59 1361474105.33

Interest expense

Handling charge and commission expense

Surrenders

Net insurance claims paid

Net amount provided as insurance contract reserve

Expenditure on policy dividends

Reinsurance premium expense

Taxes and surcharges 11394411.67 9929153.46

Selling expense 30586975.39 29894284.08

Administrative expense 47819242.08 50718409.56

R&D expense 47024675.62 38891905.33

Finance costs 6742399.18 -5618946.80

Including: Interest expense 876977.31 704087.32

Interest income 5113989.66 7108599.23

Add: Other income 3292607.06 6527952.88

Return on investment (“-” for loss) 31090323.25 7570956.48

Including: Share of profit or loss of joint ventures and

associates

Income from the derecognition of financial

assets at amortized cost (“-” for loss)

Exchange gain (“-” for loss)

Net gain on exposure hedges (“-” for loss)

Gain on changes in fair value (“-” for loss) 3474167.46 15685633.55

Credit impairment loss (“-” for loss) -17150731.60 -17051155.31

Asset impairment loss (“-” for loss) -910849.44 -1007978.87

Asset disposal income (“-” for loss) 278408.23 2797353.31

3. Operating profit (“-” for loss) 124760891.91 90420476.91

Add: Non-operating income 35210.65 142118.30

Less: Non-operating expense 20771.94 28702.13

4. Profit before tax (“-” for loss) 124775330.62 90533893.08

Less: Income tax expense 14846902.91 13529676.07

5. Net profit (“-” for net loss) 109928427.71 77004217.01

5.1 By operating continuity

5.1.1 Net profit from continuing operations (“-” for net

loss) 109928427.71 77004217.01

5.1.2 Net profit from discontinued operations (“-” for net

loss)

5.2 By shareholders’ equity

512026 Semi-Annual Report of Changchai Company Limited

5.2.1 Net profit attributable to shareholders of the Company

as the parent 105059653.98 73422814.69

5.2.1 Net profit attributable to non-controlling interests 4868773.73 3581402.32

6. Other comprehensive income net of tax 6329950.00 66731800.00

Attributable to shareholders of the Company as the parent 6329950.00 66731800.00

6.1 Items that will not be reclassified to profit or loss 6329950.00 66731800.00

6.1.1 Changes caused by remeasurements on defined

benefit schemes

6.1.2 Other comprehensive income that will not be

reclassified to profit or loss under the equity method

6.1.3 Changes in the fair value of investments in other

equity instruments 6329950.00 66731800.00

6.1.4 Changes in the fair value arising from changes in

own credit risk

6.1.5 Other

6.2 Items that will be reclassified to profit or loss

6.2.1 Other comprehensive income that will be reclassified

to profit or loss under the equity method

6.2.2 Changes in the fair value of investments in other debt

obligations

6.2.3 Other comprehensive income arising from the

reclassification of financial assets

6.2.4 Credit impairment allowance for investments in other

debt obligations

6.2.5 Reserve for cash flow hedges

6.2.6 Differences arising from the translation of foreign

currency-denominated financial statements

6.2.7 Other

Attributable to non-controlling interests

7. Total comprehensive income 116258377.71 143736017.01

Attributable to shareholders of the Company as the parent 111389603.98 140154614.69

Attributable to non-controlling interests 4868773.73 3581402.32

8. Earnings per share

8.1 Basic earnings per share 0.1489 0.1040

8.2 Diluted earnings per share 0.1489 0.1040

Legal representative: Xie Guozhong General Manager: Xie Guozhong

Head of the accounting department: Jiang He

522026 Semi-Annual Report of Changchai Company Limited

4. Income Statement of the Company as the Parent

Unit: RMB

Item 2026 Semi-Annual 2025 Semi-Annual

1. Operating revenue 1561274292.09 1451712384.50

Less: Cost of sales 1376709141.88 1302126081.67

Taxes and surcharges 7620713.12 6144680.41

Selling expense 18153977.35 22573818.66

Administrative expense 33695163.01 37086364.52

R&D expense 43542806.20 35215371.58

Finance costs 6475123.05 -5781927.35

Including: Interest expense 664363.79 491473.80

Interest income 4501829.69 7720759.20

Add: Other income 3284168.70 6508819.29

Return on investment (“-” for loss) 18669063.26 6826069.66

Including: Share of profit or loss of joint ventures and

associates

Income from the derecognition of financial

assets at amortized cost (“-” for loss)

Net gain on exposure hedges (“-” for loss)

Gain on changes in fair value (“-” for loss) 1628054.80 1143750.00

Credit impairment loss (“-” for loss) -16699257.49 268082.12

Asset impairment loss (“-” for loss) -986476.38 -477875.67

Asset disposal income (“-” for loss) 278408.23 2793207.25

2. Operating profit (“-” for loss) 81251328.60 71410047.66

Add: Non-operating income 0.00 6.36

Less: Non-operating expense 15600.00 3720.00

3. Profit before tax (“-” for loss) 81235728.60 71406334.02

Less: Income tax expense 8631883.84 8072254.38

4. Net profit (“-” for net loss) 72603844.76 63334079.64

4.1 Net profit from continuing operations (“-” for net loss) 72603844.76 63334079.64

4.2 Net profit from discontinued operations (“-” for net loss)

5. Other comprehensive income net of tax 6329950.00 66731800.00

5.1 Items that will not be reclassified to profit or loss 6329950.00 66731800.00

5.1.1 Changes caused by remeasurements on defined

benefit schemes

5.1.2 Other comprehensive income that will not be

reclassified to profit or loss under the equity method

5.1.3 Changes in the fair value of investments in other

equity instruments 6329950.00 66731800.00

5.1.4 Changes in the fair value arising from changes in

own credit risk

5.1.5 Other

5.2 Items that will be reclassified to profit or loss

5.2.1 Other comprehensive income that will be reclassified

to profit or loss under the equity method

5.2.2 Changes in the fair value of investments in other debt

obligations

5.2.3 Other comprehensive income arising from the

reclassification of financial assets

532026 Semi-Annual Report of Changchai Company Limited

5.2.4 Credit impairment allowance for investments in other

debt obligations

5.2.5 Reserve for cash flow hedges

5.2.6 Differences arising from the translation of foreign

currency-denominated financial statements

5.2.7 Other

6. Total comprehensive income 78933794.76 130065879.64

7. Earnings per share

7.1 Basic earnings per share

7.2 Diluted earnings per share

Legal representative: Xie Guozhong General Manager: Xie Guozhong

Head of the accounting department: Jiang He

542026 Semi-Annual Report of Changchai Company Limited

5. Consolidated Cash Flow Statement

Unit: RMB

Item 2026 Semi-Annual 2025 Semi-Annual

1. Cash flows from operating activities:

Proceeds from sale of commodities and rendering of services 929873685.95 882699452.94

Net increase in customer deposits and interbank deposits

Net increase in borrowings from the central bank

Net increase in loans from other financial institutions

Premiums received on original insurance contracts

Net proceeds from reinsurance

Net increase in deposits and investments of policy holders

Interest handling charges and commissions received

Net increase in interbank loans obtained

Net increase in proceeds from repurchase transactions

Net proceeds from acting trading of securities

Tax rebates 21923091.01 38633075.84

Cash generated from other operating activities 11175362.36 14290624.34

Subtotal of cash generated from operating activities 962972139.32 935623153.12

Payments for commodities and services 783635268.33 683791472.53

Net increase in loans and advances to customers

Net increase in deposits in the central bank and in interbank

loans granted

Payments for claims on original insurance contracts

Net increase in interbank loans granted

Interest handling charges and commissions paid

Policy dividends paid

Cash paid to and for employees 178169202.70 171760589.81

Taxes paid 70699436.33 44828633.07

Cash used in other operating activities 65173484.82 109548568.34

Subtotal of cash used in operating activities 1097677392.18 1009929263.75

Net cash generated from/used in operating activities -134705252.86 -74306110.63

2. Cash flows from investing activities:

Proceeds from disinvestment 586192952.22 643428229.00

Return on investment 46091931.05 3992501.83

Net proceeds from the disposal of fixed assets intangible

assets and other long-lived assets 381879.19 3530738.93

Net proceeds from the disposal of subsidiaries and other

business units

Cash generated from other investing activities 12600.00

Subtotal of cash generated from investing activities 632666762.46 650964069.76

Payments for the acquisition of fixed assets intangible assets

and other long-lived assets 3398695.16 3578214.68

Payments for investments 773470455.00 744553500.00

Net increase in pledged loans granted

Net payments for the acquisition of subsidiaries and other

business units

Cash used in other investing activities

Subtotal of cash used in investing activities 776869150.16 748131714.68

552026 Semi-Annual Report of Changchai Company Limited

Net cash generated from/used in investing activities -144202387.70 -97167644.92

3. Cash flows from financing activities:

Capital contributions received

Including: Capital contributions by non-controlling interests to

subsidiaries

Borrowings raised

Cash generated from other financing activities

Subtotal of cash generated from financing activities

Repayment of borrowings

Interest and dividends paid 15525235.15 7056925.07

Including: Dividends paid by subsidiaries to non-controlling

interests

Cash used in other financing activities

Subtotal of cash used in financing activities 15525235.15 7056925.07

Net cash generated from/used in financing activities -15525235.15 -7056925.07

4. Effect of foreign exchange rates changes on cash and cash

equivalents -10667988.63

5. Net increase in cash and cash equivalents -305100864.34 -178530680.62

Add: Cash and cash equivalents beginning of the period 1248067921.44 892681884.84

6. Cash and cash equivalents end of the period 942967057.10 714151204.22

Legal representative: Xie Guozhong General Manager: Xie Guozhong

Head of the accounting department: Jiang He

562026 Semi-Annual Report of Changchai Company Limited

6. Cash Flow Statement of the Company as the Parent

Unit: RMB

Item 2026 Semi-Annual 2025 Semi-Annual

1. Cash flows from operating activities:

Proceeds from sale of commodities and rendering of services 848256605.65 784383704.35

Tax rebates 19323841.59 34098461.67

Cash generated from other operating activities 9546831.20 9834418.79

Subtotal of cash generated from operating activities 877127278.44 828316584.81

Payments for commodities and services 739476571.96 658698461.72

Cash paid to and for employees 138422270.90 136568203.72

Taxes paid 48927713.46 34259403.60

Cash used in other operating activities 46856172.80 72493533.98

Subtotal of cash used in operating activities 973682729.12 902019603.02

Net cash generated from/used in operating activities -96555450.68 -73703018.21

2. Cash flows from investing activities:

Proceeds from disinvestment 523149678.82 550000000.00

Return on investment 10343060.00 3198458.89

Net proceeds from the disposal of fixed assets intangible

assets and other long-lived assets 281879.19 3138377.83

Net proceeds from the disposal of subsidiaries and other

business units

Cash generated from other investing activities 0.00 612159.97

Subtotal of cash generated from investing activities 533774618.01 556948996.69

Payments for the acquisition of fixed assets intangible assets

and other long-lived assets 2155503.74 1795759.49

Payments for investments 690000000.00 650000000.00

Net payments for the acquisition of subsidiaries and other

business units

Cash used in other investing activities

Subtotal of cash used in investing activities 692155503.74 651795759.49

Net cash generated from/used in investing activities -158380885.73 -94846762.80

3. Cash flows from financing activities:

Capital contributions received

Borrowings raised

Cash generated from other financing activities

Subtotal of cash generated from financing activities

Repayment of borrowings

Interest and dividends paid 15525235.15 7056925.07

Cash used in other financing activities

Subtotal of cash used in financing activities 15525235.15 7056925.07

Net cash generated from/used in financing activities -15525235.15 -7056925.07

4. Effect of foreign exchange rates changes on cash and cash

equivalents -10298436.94

5. Net increase in cash and cash equivalents -280760008.50 -175606706.08

Add: Cash and cash equivalents beginning of the period 1114948098.04 805614858.63

6. Cash and cash equivalents end of the period 834188089.54 630008152.55

Legal representative: Xie Guozhong General Manager: Xie Guozhong

Head of the accounting department: Jiang He

572026 Semi-Annual Report of Changchai Company Limited

7. Consolidated Statements of Changes in Shareholders’ Equity

Current Period

Unit: RMB

2026 Semi-Annual

Equity attributable to shareholders of the Company as the parent

Other

equity

instrument

s L

P es G

P e s: en Non- Total

Item Share re r Tr Other controllin sharehold

capital fe p Capital ea compre Specific Surplus

er

al Retained

Ot

he Subtotal g ers’rr et O reserves su hensive reserve reserves re earnings interests equitye u th ry income

r

d al st se

s b er oc rv

h o k e

ar n

es d

s

1. Balance as at the end of the prior 7056925 641070 677272601.4 239364 370454 102476 344319 819777 352516year 07.00 433.90 4 08.22 881.23 3845.76 0677.55 62.36 8439.91

Add: Adjustment for change in

accounting policy

Adjustment for correction of previous

error

Other adjustments

2. Balance as at the beginning of the 7056925 641070 677272601.4 239364 370454 102476 344319 819777 352516period 07.00 433.90 4 08.22 881.23 3845.76 0677.55 62.36 8439.91

582026 Semi-Annual Report of Changchai Company Limited

3. Increase/ decrease in the period (“- 63299 208448 895344 979488 282901 100777” for decrease) 50.00 2.64 18.83 51.47 2.07 863.54

3.1 Total comprehensive income 63299 105059 111389 486877 11625850.00 653.98 603.98 3.73 377.71

3.2 Capital increased and reduced by

shareholders

3.2.1 Ordinary shares increased by

shareholders

3.2.2 Capital increased by holders of

other equity instruments

3.2.3 Share-based payments included

in shareholders’ equity

3.2.4 Other

3.3 Profit distribution -155252 -15525 -240000 -17925235.15 235.15 0.00 35.15

3.3.1 Appropriation to surplus

reserves

3.3.2 Appropriation to general

reserve

3.3.3 Appropriation to shareholders -155252 -15525 -240000 -17925235.15 235.15 0.00 35.15

3.3.4 Other

3.4 Transfers within shareholders’

equity

3.4.1 Increase in capital (or share

capital) from capital reserves

3.4.2 Increase in capital (or share

capital) from surplus reserves

3.4.3 Loss offset by surplus reserves

3.4.4 Changes in defined benefit

schemes transferred to retained

earnings

3.4.5 Other comprehensive income

transferred to retained earnings

3.4.6 Other

3.5 Specific reserve 208448 208448 360238. 2444722.64 2.64 34 0.98

592026 Semi-Annual Report of Changchai Company Limited

3.5.1 Increase in the period 382065 382065 412654. 4233305.49 5.49 29 9.78

3.5.2 Used in the period 173617 173617 52415.9 1788582.85 2.85 5 8.80

3.6 Other

4. Balance as at the end of the period 7056925 641070

68360260208370454111429354113848067362594

07.00433.902551.4490.86881.238264.599529.0274.436303.45

Prior Period

Unit: RMB

2025 Semi-Annual

Equity attributable to shareholders of the Company as the parent

Other L

equity e

instrument s

s s:

P T G

e r en

Item Pr r e Other er Non- TotalShare

capital ef p O Capital a compreh Specific Surplus al Retained Ot Subtotal controllin

sharehold

er et t reserves s ensive reserve reserves re earnings her g interests

ers’

re u h u income se

equity

d al r rv

sh b e y e

ar o r st

es n o

d c

s k

1. Balance as at the end of the prior 705692 640509 643067 219590 367826 983627 336268 7789709 344058

year 507.00 675.84 549.91 66.35 665.27 999.95 3464.32 1.03 0555.35

Add: Adjustment for change in

accounting policy

Adjustment for correction of previous

error

Other adjustments

602026 Semi-Annual Report of Changchai Company Limited

2. Balance as at the beginning of the 705692 640509 643067 219590 367826 983627 336268 7789709 344058

period 507.00 675.84 549.91 66.35 665.27 999.95 3464.32 1.03 0555.35

3. Increase/ decrease in the period (“-” 0.00 667318 258229 663658 135679 390489 1395848for decrease) 00.00 5.74 89.62 985.36 4.90 80.26

3.1 Total comprehensive income 667318 734228 140154 358140 143736000.00 14.69 614.69 2.32 17.01

3.2 Capital increased and reduced by

shareholders

3.2.1 Ordinary shares increased by

shareholders

3.2.2 Capital increased by holders of

other equity instruments

3.2.3 Share-based payments included

in shareholders’ equity

3.2.4 Other

3.3 Profit distribution -705692 -70569 -7056925.07 25.07 5.07

3.3.1 Appropriation to surplus reserves

3.3.2 Appropriation to general reserve

3.3.3 Appropriation to shareholders -705692 -70569 -7056925.07 25.07 5.07

3.3.4 Other

3.4 Transfers within shareholders’

equity

3.4.1 Increase in capital (or share

capital) from capital reserves

3.4.2 Increase in capital (or share

capital) from surplus reserves

3.4.3 Loss offset by surplus reserves

3.4.4 Changes in defined benefit

schemes transferred to retained

earnings

3.4.5 Other comprehensive income

transferred to retained earnings

3.4.6 Other

3.5 Specific reserve 258229 258229 323492.5 2905785.74 5.74 8 8.32

612026 Semi-Annual Report of Changchai Company Limited

3.5.1 Increase in the period 600503 600503 373360.1 6378391.87 1.87 7 2.04

3.5.2 Used in the period 342273 342273 3472606.13 6.13 49867.59 3.72

3.6 Other

4. Balance as at the end of the period 705692 640509 709799 245413 367826 104999 349836 8180198 358016507.00 675.84 349.91 62.09 665.27 3889.57 3449.68 5.93 5435.61

Legal representative: Xie Guozhong General Manager: Xie Guozhong Head of the accounting department: Jiang He

622026 Semi-Annual Report of Changchai Company Limited

8. Statements of Changes in Shareholders’ Equity of the Company as the Parent

Current Period

Unit: RMB

2026 Semi-Annual

Other equity

instruments Le

Pr Pe ss:

Item efe rp Capital Tr OtherShare capital rre etu Ot eas comprehen Specific Surplus Retained Oth

Total

d al he reserves ury sive income reserve reserves earnings er

shareholders’

equity

sh bo r sto

are nd ck

s s

1. Balance as at the end of the prior 705692507.0 65941870 67727260 16632391. 37045488 10172011 344667226

period 0 0.67 1.44 87 1.23 84.37 6.58

Add: Adjustment for change in

accounting policy

Adjustment for correction of

previous error

Other adjustments

2. Balance as at the beginning of the 705692507.0 65941870 67727260 16632391. 37045488 10172011 344667226

period 0 0.67 1.44 87 1.23 84.37 6.58

3. Increase/ decrease in the period 6329950.0 -1187631. 57078609.

(“-” for decrease) 0 84 61 62220927.77

3.1 Total comprehensive income 6329950.0 72603844.0 76 78933794.76

3.2 Capital increased and reduced

by shareholders

3.2.1 Ordinary shares increased by

shareholders

3.2.2 Capital increased by holders

of other equity instruments

3.2.3 Share-based payments

included in shareholders’ equity

632026 Semi-Annual Report of Changchai Company Limited

3.2.4 Other

3.3 Profit distribution -1552523 -15525235.15.15 5

3.3.1 Appropriation to surplus

reserves

3.3.2 Appropriation to shareholders -1552523 -15525235.15.15 5

3.3.3 Other

3.4 Transfers within shareholders’

equity

3.4.1 Increase in capital (or share

capital) from capital reserves

3.4.2 Increase in capital (or share

capital) from surplus reserves

3.4.3 Loss offset by surplus

reserves

3.4.4 Changes in defined benefit

schemes transferred to retained

earnings

3.4.5 Other comprehensive income

transferred to retained earnings

3.4.6 Other

3.5 Specific reserve -1187631.84 -1187631.84

3.5.1 Increase in the period

3.5.2 Used in the period 1187631.84 1187631.84

3.6 Other

4. Balance as at the end of the 705692507.0 65941870 68360255 15444760. 37045488 10742797 350889319

period 0 0.67 1.44 03 1.23 93.98 4.35

Prior Period

Unit: RMB

Item 2025 Semi-Annual

642026 Semi-Annual Report of Changchai Company Limited

Other equity

instruments

Pe Le

rp ss: Other

Share capital Prefer et Ot Capital

Tre

asu comprehen Specific Surplus Retained

Ot Total

ua reserves sive reserve reserves earnings he shareholderred l he ry income r s’ equitysha bo r stores nd ck

s

1. Balance as at the end of the prior 705692507.0 65941870 64306754 19117263. 367826665. 100060416 33957268

period 0 0.67 9.91 36 27 5.79 52.00

Add: Adjustment for change in

accounting policy

Adjustment for correction of

previous error

Other adjustments

2. Balance as at the beginning of the 705692507.0 65941870 64306754 19117263. 367826665. 100060416 33957268

period 0 0.67 9.91 36 27 5.79 52.00

3. Increase/ decrease in the period 6673180 12312449

(“-” for decrease) 0.00 115542.01 56277154.57 6.58

3.1 Total comprehensive income 66731800.00 63334079.64

13006587

9.64

3.2 Capital increased and reduced

by shareholders

3.2.1 Ordinary shares increased by

shareholders

3.2.2 Capital increased by holders

of other equity instruments

3.2.3 Share-based payments

included in shareholders’ equity

3.2.4 Other

3.3 Profit distribution -7056925.07 -7056925.07

3.3.1 Appropriation to surplus

reserves

652026 Semi-Annual Report of Changchai Company Limited

3.3.2 Appropriation to shareholders -7056925.07 -7056925.07

3.3.3 Other

3.4 Transfers within shareholders’

equity

3.4.1 Increase in capital (or share

capital) from capital reserves

3.4.2 Increase in capital (or share

capital) from surplus reserves

3.4.3 Loss offset by surplus

reserves

3.4.4 Changes in defined benefit

schemes transferred to retained

earnings

3.4.5 Other comprehensive income

transferred to retained earnings

3.4.6 Other

3.5 Specific reserve 115542.01 115542.01

3.5.1 Increase in the period 2435798.3 2435798.34 4

3.5.2 Used in the period 2320256.3 2320256.33 3

3.6 Other

4. Balance as at the end of the 705692507.0 65941870 70979934 19232805. 367826665. 105688132 35188513

period 0 0.67 9.91 37 27 0.36 48.58

Legal representative: Xie Guozhong General Manager: Xie Guozhong Head of the accounting department: Jiang He

662026 Semi-Annual Report of Changchai Company Limited

III. Company Profile

1. Registered location organization form and headquarter address of the Company

Changchai Company Limited (hereinafter referred to as “the Company”) was founded on 5 May 1994 which is a

company limited by shares promoted solely by Changzhou Diesel Engine Plant through the approval by the State

Commission for Restructuring the Economic Systems with document TGS [1993] No. 9 on 15 January 1993 by

way of public offering of shares. With the approval of the People’s Government of Jiangsu Province SZF [1993]

No. 67 as well as reexamined and approved by China Securities Regulatory Commission (“CSRC”) through

document ZJFSZ (1994) No. 9 the Company initially issued A shares to the public from 15 March 1994 to 30

March 1994. As approved by the Shenzhen Stock Exchange through document SZSFZ (1994) No. 15 such

tradable shares of the public got listing on 1 July 1994 at Shenzhen Stock Exchange with “Changchai” for short of

stock as well as “0570” as stock code (present stock code is “000570”).In 1996 upon recommendation by Document No. 13 [1996] of the General Office of Jiangsu Provincial People's

Government preliminary review by Document No. 24 [1996] of Shenzhen Securities Regulatory Office and

approval by Document No. 27 [1996] of the State Council Securities Commission the Company privately placed

100 million B-shares to qualified investors from August 27 to August 30 1996. The shares were listed on

September 13 1996 with the stock abbreviation "Changchai B" and stock code "2570" (current stock code:

"200570").Through years of bonus share distributions rights offerings capital reserve conversions and additional share

issuances as of June 30 2026 the Company's total issued share capital reached 705692507 shares with

registered capital of RMB 705692507.Registered Address: 123 Huaide Middle Road Changzhou Jiangsu Province

Headquarters Address: 123 Huaide Middle Road Changzhou Jiangsu Province

Unified Social Credit Code: 91320400134792410W

2. Principal Business Operations of the Company

The Company operates in the manufacturing industry with its business scope primarily covering: the

manufacturing and sales of diesel engines diesel engine components and castings gasoline engines gasoline

engine components grain harvesting machinery rotary tillers walking tractors molds and fixtures as well as the

assembly and sales of diesel engine units and gasoline engine units.The Company's main products or services include: the production and sales of small and medium-sized single-

cylinder and multi-cylinder diesel engines under the "Changchai" brand. The diesel engines produced and sold by

the Company are mainly used in tractors combine harvesters light commercial vehicles agricultural equipment

small construction machinery generator sets and marine engines.During the reporting period there were no changes to the Company's core business operations.

3. Authorization of Financial Statements

The financial report has been approved to be issued by the Board of Directors on August 19 2026.IV. Basis for Preparation of the Financial Report

1. Basis for Preparation

The Company's financial statements are prepared on a going concern basis. They are based on actual transactions

672026 Semi-Annual Report of Changchai Company Limited

and events that have occurred and are prepared in accordance with the Accounting Standards for Business

Enterprises – Basic Standard and various specific accounting standards application guides interpretations and

other relevant provisions (collectively referred to as the "Accounting Standards for Business Enterprises") issued

by the Ministry of Finance as well as in accordance with the Regulation on Information Disclosure and Reporting

Standards for Companies Offering Securities to the Public No. 15 – General Provisions on Financial Reporting

(2023 Revision) issued by the China Securities Regulatory Commission.

In accordance with the relevant provisions of the Accounting Standards for Business Enterprises the Company's

accounting is based on the accrual basis. Except for certain financial instruments these financial statements are

prepared on the historical cost basis of measurement. Non-current assets held for sale are measured at the lower of

their carrying amount at the time they meet the conditions for classification as held for sale and their fair value

less costs to sell. If an asset is impaired an appropriate provision for impairment is recognized in accordance with

relevant provisions.

2. Continuation

These financial statements are prepared on a going concern basis. The Company has the ability to continue as a

going concern for at least 12 months from the end of the reporting period.V. Important Accounting Policies and Estimations

Notification of specific accounting policies and accounting estimations:

The Company and its subsidiaries are principally engaged in the production and sales of small-to-medium sized

single-cylinder and multi-cylinder diesel engines under the 'Changchai' trademark. In accordance with their actual

production and operating characteristics and the relevant Accounting Standards for Business Enterprises the

Company and its subsidiaries have formulated specific accounting policies and accounting estimates for various

transactions and events as detailed in the following descriptions.

1. Statement of Compliance with the Accounting Standards for Business Enterprises

The financial statements prepared by the Company comply with the requirements of the Accounting Standards for

Business Enterprises (ASBE) and present fairly in all material respects the consolidated and parent company's

financial position as of June 30 2026 and the consolidated and parent company's operating results and cash flows

for the first half of 2026.

2. Fiscal Period

The Company's accounting periods are divided into annual periods and interim periods. An interim period refers

to a reporting period that is shorter than a full accounting year. The Company's fiscal year follows the calendar

year commencing on January 1 and ending on December 31 of each year.

3. Operating Cycle

An operating cycle for the Group is 12 months which is also the classification criterion for the liquidity of its

assets and liabilities.

682026 Semi-Annual Report of Changchai Company Limited

4. Currency Used in Bookkeeping

The functional currency of the Company and its subsidiaries within the People's Republic of China is Renminbi

("RMB") being the currency of the primary economic environment in which they operate. The financial

statements are prepared and presented in RMB.

5. Accounting Methods for Business Combinations under the Same Control and Business Combinations

not under the Same Control

Business Combination refers to transactions or events that integrate two or more separate enterprises into a single

reporting entity. Business combinations are categorized into Business Combinations under the Same Control and

Business Combinations not under the Same Control.

(1) Business combinations under the same control

The enterprises involved in combination are ultimately controlled by the same party or parties before and after the

combination. The control is not temporary and the combination is under the same control. For business

combination under the same control the party that obtains control over other participating enterprises on the

purchase date is the acquirer and other enterprises that participate in the combination are the acquirees.Combination date refers to the date on which the combing party actually obtains control to the combined party.The Company measures the assets and liabilities obtained from consolidation of enterprises according to the book

value of consolidated party’s assets and liabilities (including the goodwill arising from ultimate controller’s

acquisition of the consolidated party) in the ultimate controller’s consolidated financial statement on the

consolidation date; adjusts the capital premium in capital reserve by the difference between obtained net asset

book value and paid consolidated consideration book value (or total par value of shares issued) and adjusts

retained earnings if the capital premium in capital reserve is insufficient to offset.The direct expenses generated by the acquirer for the purpose of business combinations shall be recorded into the

profits and losses for the current period.

(2) Business combinations not under the same control

A business combination involving enterprises that are not ultimately controlled by the same party or parties both

before and after the combination is a business combination not under common control. In a business combination

not under common control the party that obtains control over the other combining enterprises on the acquisition

date is the acquirer and the other enterprises participating in the combination are the acquirees. The acquisition

date is the date on which the acquirer effectively obtains control of the acquiree.For a business combination not under common control the cost of combination includes the fair value at the

acquisition date of assets given liabilities incurred or assumed and equity instruments issued by the acquirer in

exchange for control of the acquiree. Professional fees such as audit legal valuation and consulting services as

well as other administrative costs related to the business combination are expensed as incurred. Transaction costs

incurred by the acquirer in issuing equity or debt instruments as consideration for the combination are included in

the initial recognition amount of the equity or debt instruments. Any contingent consideration is included in the

cost of combination at its fair value at the acquisition date. If new or additional evidence relating to circumstances

existing at the acquisition date arises within twelve months after the acquisition date and results in an adjustment

to the contingent consideration the amount of goodwill is adjusted accordingly. The acquirer measures the cost of

combination and the identifiable assets and liabilities acquired at their fair values at the acquisition date. The

excess of the cost of combination over the acquirer's interest in the fair value of the identifiable net assets of the

acquiree at the acquisition date is recognized as goodwill. If the cost of combination is less than the acquirer's

692026 Semi-Annual Report of Changchai Company Limited

interest in the fair value of the identifiable net assets of the acquiree the acquirer first reassesses the measurement

of the identifiable assets liabilities and contingent liabilities acquired and the cost of combination. If the cost of

combination remains less than the acquirer's interest in the fair value of the identifiable net assets of the acquiree

after the reassessment the difference is recognized in profit or loss for the period.If the acquirer obtains deductible temporary differences of the acquiree that do not meet the recognition criteria

for deferred tax assets at the acquisition date and are therefore not recognized and if within twelve months after

the acquisition date new or additional information becomes available indicating that the relevant circumstances

existed at the acquisition date and that the economic benefits associated with the deductible temporary differences

of the acquiree at the acquisition date are probable the related deferred tax assets are recognized with a

corresponding decrease in goodwill. If the goodwill is insufficient to absorb the decrease the excess is recognized

in profit or loss. In all other cases deferred tax assets arising from a business combination are recognized in profit

or loss.A business combination not under common control achieved in stages through multiple transactions is accounted

for by reference to the preceding paragraphs and Note V.14 "Long-term equity investments" if the transactions are

part of a single arrangement. If the transactions are not part of a single arrangement the accounting treatment is

differentiated between the separate financial statements and the consolidated financial statements:

In the separate financial statements the initial cost of the investment is the sum of the carrying amount of the

equity investment in the acquiree held prior to the acquisition date and the cost of the additional investment

incurred on the acquisition date. If the equity investment in the acquiree held prior to the acquisition date involves

other comprehensive income the related other comprehensive income is accounted for on the same basis as if the

acquiree had directly disposed of the related assets or liabilities when the investment is disposed of (i.e. except

for the relevant share of changes arising from the acquiree's remeasurement of defined benefit plan net liabilities

or assets accounted for under the equity method the remainder is reclassified to investment income in the current

period).In the consolidated financial statements the equity investment in the acquiree held prior to the acquisition date is

remeasured at its fair value on the acquisition date with any difference between the fair value and the carrying

amount recognized in investment income for the period. If the equity investment in the acquiree held prior to the

acquisition date involves other comprehensive income the related other comprehensive income is accounted for

on the same basis as if the acquiree had directly disposed of the related assets or liabilities (i.e. except for the

relevant share of changes arising from the acquiree's remeasurement of defined benefit plan net liabilities or assets

accounted for under the equity method the remainder is reclassified to investment income in the period in which

the acquisition date falls).

6. Criteria for Determining Control and Methods for Preparing Consolidated Financial Statements

(1) Criteria for Determining Control

The scope of consolidation is determined based on control. Control means that the Company has power over an

investee is exposed or has rights to variable returns from its involvement with the investee and has the ability to

use its power over the investee to affect the amount of the returns. This generally includes situations where: the

parent holds more than half of the voting rights of the investee; or the parent holds half or less of the voting rights

but has more than half of the voting rights through agreements with other investors; or has the power to govern the

financial and operating policies of the investee under the investee’s articles of association or agreements; or has

the power to appoint or remove the majority of the members of the board of directors of the investee; or has the

majority of voting rights at the board of directors of the investee.

702026 Semi-Annual Report of Changchai Company Limited

(2) Methods for Preparing Consolidated Financial Statements

The Company includes subsidiaries in the consolidated financial statements from the date on which it obtains

control over the subsidiaries’ net assets and operating decisions and excludes them from the date on which such

control ceases. For subsidiaries disposed of the results of operations and cash flows prior to the disposal date are

properly included in the consolidated income statement and consolidated cash flow statement; for subsidiaries

disposed of during the period the opening balances of the consolidated balance sheet are not adjusted. For

subsidiaries acquired in business combinations not under common control their results of operations and cash

flows after the acquisition date are properly included in the consolidated income statement and consolidated cash

flow statement and the opening balances and comparative figures in the consolidated financial statements are not

adjusted. For subsidiaries acquired in business combinations under common control and entities acquired through

mergers their results of operations and cash flows from the beginning of the period in which the combination

occurs to the combination date are properly included in the consolidated income statement and consolidated cash

flow statement and the comparative figures in the consolidated financial statements are adjusted accordingly.When preparing the consolidated financial statements if the accounting policies or reporting periods adopted by a

subsidiary differ from those of the Company the subsidiary’s financial statements are adjusted to conform to the

Company’s accounting policies and reporting periods. For subsidiaries acquired in business combinations not

under common control their financial statements are adjusted based on the fair values of the identifiable net assets

at the acquisition date.All significant intercompany balances transactions and unrealized profits are eliminated in full in the consolidated

financial statements.The portion of equity and net profit or loss of subsidiaries attributable to non-controlling interests is presented

separately in the consolidated financial statements under equity and net profit respectively. The portion of net

profit or loss of subsidiaries attributable to non-controlling interests is presented as “non-controlling interests”

under net profit in the consolidated income statement. Losses attributable to non-controlling interests in a

subsidiary that exceed the non-controlling interests’ share of equity in the subsidiary at the beginning of the period

are allocated against non-controlling interests.When control over a former subsidiary is lost due to disposal of part of the equity investment or other reasons the

remaining equity interest is remeasured at its fair value at the date when control is lost. The difference between the

sum of the consideration received from the disposal and the fair value of the remaining equity interest and the

share of the carrying amount of the former subsidiary’s net assets attributable to the original equity interest from

the acquisition date is recognized in profit or loss for the period in which control is lost. Other comprehensive

income related to the equity investment in the former subsidiary is accounted for on the same basis as if the

investee had directly disposed of the related assets or liabilities when control is lost (i.e. except for the relevant

share of changes arising from the investee’s remeasurement of defined benefit plan net liabilities or assets the

remainder is reclassified to profit or loss for the current period). Subsequently the remaining equity interest is

accounted for in accordance with the relevant provisions of Accounting Standards for Business Enterprises No. 2

– Long-term Equity Investments or Accounting Standards for Business Enterprises No. 22 – Recognition and

Measurement of Financial Instruments. For details see Note V.14 “Long-term Equity Investments” or Note V.10

“Financial Instruments”.When the Company loses control over a subsidiary through multiple transactions that involve disposing of equity

investments in the subsidiary step by step it is necessary to determine whether the transactions should be

accounted for as a single transaction. The terms conditions and economic effects of the transactions meet one or

more of the following circumstances which generally indicate that the transactions should be accounted for as a

single transaction: (1) the transactions are entered into simultaneously or in contemplation of one another; (2) the

712026 Semi-Annual Report of Changchai Company Limited

transactions form a single transaction to achieve an overall commercial effect; (3) the occurrence of one

transaction depends on the occurrence of at least one other transaction; or (4) one transaction considered alone is

not economically justified but is economically justified when considered together with other transactions. If the

transactions are not part of a single transaction each transaction is accounted for separately as appropriate underthe principles applicable to “partial disposal of long-term equity investments in subsidiaries without loss ofcontrol” and “loss of control over former subsidiaries due to disposal of part of equity investments or otherreasons”. If the transactions are part of a single transaction they are accounted for as a single transaction

involving disposal of the subsidiary and loss of control; however the difference between the consideration

received from each disposal before the loss of control and the share of the subsidiary’s net assets attributable to

the disposed investment is recognized as other comprehensive income in the consolidated financial statements and

reclassified to profit or loss for the period in which control is lost.

7. Classification of Joint Arrangements and Accounting Treatment for Joint Operations

A joint arrangement is an arrangement of which two or more parties have joint control. The Company classifies

joint arrangements into joint operations and joint ventures based on the rights and obligations arising from the

arrangement. A joint operation is a joint arrangement whereby the Company has rights to the assets and

obligations for the liabilities relating to the arrangement. A joint venture is a joint arrangement whereby the

Company has rights to the net assets of the arrangement.The Company accounts for its investments in joint ventures using the equity method applying the accounting

policies described in Note V.14(2)* "Long-term Equity Investments Accounted for Using the Equity Method".As a joint operator in a joint operation the Company recognizes its individually held assets and assumed liabilities

as well as its share of jointly held assets and jointly assumed liabilities; recognizes revenue from the sale of its

share of the output from the joint operation; recognizes its share of revenue arising from the sale of output by the

joint operation; and recognizes expenses it incurs individually as well as its share of expenses incurred by the joint

operation.When the Company as a joint operator contributes or sells assets (which do not constitute a business the same

below) to a joint operation or purchases assets from a joint operation the Company only recognizes the portion of

gains or losses arising from the transaction that is attributable to the other joint operators until such assets are sold

to third parties. If these assets meet the criteria for impairment losses as stipulated in Accounting Standards for

Business Enterprises No. 8 - Impairment of Assets and other relevant standards the Company fully recognizes

such losses for assets contributed or sold to the joint operation by the Company and recognizes its share of such

losses for assets purchased from the joint operation by the Company.

8. Determination of cash and cash equivalents

The Company’s cash and cash equivalents include cash on hand deposits that can be used for payment at any time

investments that are owned by the Company which are in short-term (usually due within three months from the

purchase date) highly liquid easy to convert to a known amount of cash low risk of value change.

9. Foreign currency operations

(1) Translation Methods for Foreign Currency Transactions

The Company translates foreign currency transactions into the functional currency amount at the spot exchange

722026 Semi-Annual Report of Changchai Company Limited

rate on the transaction date upon initial recognition. However for foreign currency exchange transactions or

transactions involving currency exchange conducted by the Company the actual exchange rate adopted is used for

translation into the functional currency amount.

(2) Translation Methods for Foreign Currency Monetary Items and Non-monetary Items

At the balance sheet date foreign currency monetary items are translated using the spot exchange rate on that date.The resulting exchange differences are recognized in profit or loss except for: * exchange differences arising

from foreign currency-specific borrowings related to the acquisition or construction of qualifying assets which

are accounted for in accordance with the principles for capitalizing borrowing costs; and * exchange differences

arising from changes in the carrying amount of available-for-sale foreign currency monetary items other than

amortized cost which are recognized in other comprehensive income.Non-monetary items denominated in foreign currency and measured at historical cost continue to be translated

using the spot exchange rate on the transaction date. Non-monetary items denominated in foreign currency and

measured at fair value are translated using the spot exchange rate on the date when the fair value is determined.The difference between the translated functional currency amount and the original functional currency amount is

treated as a fair value change (including exchange rate effects) and recognized in profit or loss or other

comprehensive income.

10. Financial Instruments

A financial asset or financial liability is recognized when the Company becomes a party to the financial

instrument contract.

(1) Classification confirmation and measurement of financial assets

Based on business model of managing financial assets and contractual cash flow characteristics of financial assets

the Company divides financial assets into: financial assets measured at amortized cost; financial assets measured

at fair value with changes included in other comprehensive income; financial assets measured at fair value through

profit and loss.Financial assets are measured at fair value at initial recognition. For the financial assets at fair value and through

current profit or loss the transaction expenses thereof should be recognized directly in profit or loss; for other

categories of financial assets the transaction expenses thereof should be recognized into initially recognized

amount. For the accounts receivable or bills receivable arising from product sales or labor service provision

excluding or not considering significant financing components the Company regards the amount of consideration

expected to charge as the initial recognition amount.* Financial assets measured at amortized costs

The corporate business model for managing financial assets measured at amortized cost aims at charging

contractual cash flow and the contractual cash flow characteristics of such financial assets are consistent with

basic borrowing and loan arrangements namely cash flow is generated on a specific date only for payment of

principal and interests based on outstanding principal amount. The Company utilizes effective interest rate method

for such financial assets and performs subsequent measurement as per amortized cost with gains or losses arising

from amortization or impairment included in current profits and losses.* Financial assets measured at fair value with changes included in other comprehensive income

The corporate business model for managing such financial assets aims at both contractual cash flow charging and

sales and the contractual cash flow characteristics of such financial assets are consistent with basic borrowing and

loan arrangements. The Company measures such financial assets at fair value with changes included in other

732026 Semi-Annual Report of Changchai Company Limited

comprehensive income but impairment losses or gains exchange gains and losses and interest income calculated

according to the actual interest rate method are included in current profits and losses.In addition the Company designates some non-trading equity instrument investments as financial assets measured

at fair value with changes included in other comprehensive income. The Company records relevant dividend

income of such financial assets into current profits and losses and records fair value changes into other

comprehensive income. When such financial assets are derecognized the cumulative gains or losses previously

recorded in other comprehensive income will transfer from other comprehensive income into retained earnings

excluded in current profits and losses.* Financial Liabilities measured at fair value through profit and loss

The Company classifies the above financial assets measured at amortized cost and the financial assets other than

the financial assets measured at fair value with changes included in other comprehensive income as the financial

assets measured at fair value through profit and loss. In addition during initial recognition in order to eliminate or

significantly reduce accounting mismatches the Company designates some financial assets as financial assets

measured at fair value through profit and loss. For such financial assets the Company uses fair value for

subsequent measurement and fair value changes are included in current profits and losses.

(2) Classification recognition and measurement of financial liabilities

Financial liabilities are classified during initial recognition as the financial liabilities measured at fair value

through profit and loss and other financial liabilities. For financial liabilities at fair value through profit or loss

the transaction expenses thereof should be recognized directly in current profit or loss and for other financial

liabilities the transaction expenses thereof should be recognized into initially recognized amount.* Financial liabilities measured at fair value through profit and loss

Financial liabilities measured at fair value through profit and loss contain transactional financial liabilities

(including derivatives that belong to financial liabilities) and financial liabilities designated as measured at fair

value during initial recognition with changes included in current profits and losses.Transactional financial liabilities (including derivatives that belong to financial liabilities) are subsequently

measured at fair value and except for those related to hedge accounting the fair value changes are included in

current profits and losses.The financial liabilities designated as measured at fair value with changes included in current profits and losses

such liabilities are caused by the Company’s own credit risk changes with fair value changes included in other

comprehensive income and when the liabilities are derecognized they are included in other comprehensive

income caused by own credit risk changes with cumulative fair value changes transferred into retained earnings.The remaining fair value changes are included in current profits and losses. If treatment of own credit risk change

impact of such financial liabilities in the above manner will cause or expand accounting mismatch in profits and

losses the Company includes all gains or losses of such financial liabilities (including the amount of corporate

own credit risk change impact) in current profits and losses.* Other financial liabilities

Except the financial liabilities and financial guarantee contract arising from financial asset transfer at variance

with derecognition conditions or continuous involvement of transferred financial assets other financial liabilities

are classified as financial liabilities measured at amortized cost and subsequently measured at amortized cost

with gains or losses resulting from derecognition or amortization included in current profits and losses.

(3) Recognition basis and measurement method of financial assets transfer

Financial assets are derecognized in one of the following conditions: * the contractual right to receive cash flow

of such financial assets is terminated; * such financial assets have been transferred and almost all risks and

742026 Semi-Annual Report of Changchai Company Limited

rewards on the financial asset Ownership are transferred to the transferee; * such financial assets have been

transferred and although the Company has neither transferred nor retained almost all risks and rewards on the

financial asset Ownership it has given up control of such financial assets.If the enterprise neither transfers nor retains substantially all the risks and rewards of Ownership of a financial

asset and it has not abandoned the control of that financial asset the relevant financial asset is recognized at the

extent of continuing involvement in the transferred financial asset and the corresponding liability is recognized

accordingly. The degree of continuous involvement in the transferred financial asset refers to the risk level that the

enterprise faces due to the change of the value of the financial asset.Where a transfer of a financial asset in its entirety meets the criteria of de-recognition the difference between the

carrying amount of the financial asset transferred and the sum of the consideration received from the transfer and

any cumulative change in fair value that has been recognized in other comprehensive income is recognized in

current profit or loss.Where a transfer of financial asset partly meets the criteria of de-recognition the carrying amount of the financial

asset transferred should be amortized between the part that is derecognized and the part that is not derecognized

according to the fair value and the difference between the sum of the consideration received from the transfer and

any cumulative change in fair value that has been recognized in other comprehensive income and should be

amortized to the derecognized part and the above-mentioned amortized carrying amount shall be recorded into

current profit or loss.When the Company uses financial assets sold with recourse or sells financial assets held in an endorsement it

must determine whether all risks and rewards of Ownership of the financial assets have been almost transferred. If

all the risks and rewards of Ownership of the financial asset are almost transferred to the transferee and the

financial asset is derecognized; if all the risks and rewards on the Ownership of the financial asset are retained the

financial asset is not derecognized; all the risks and rewards of Ownership of financial assets are not almost

transferred or retained continue to determine whether the Company retains the control over the assets and

perform the accounting operation based on the principles described in the preceding paragraphs.

(4) De-recognition of financial liabilities

If current obligations of financial liabilities (or a part thereof) are removed the Company derecognizes such

financial liabilities (or a part thereof). If the Company (borrower) signs an agreement with the lender to replace

the original financial liabilities by bearing new financial liabilities and contract clauses of new financial liabilities

and original financial liabilities are substantially different the original financial liabilities are derecognized while

recognizing a new financial liability. If the Company makes substantial modification to the contractual clauses of

original financial liabilities (or a part thereof) the original financial liabilities are derecognized and a new

financial liability is recognized according to the clauses after modification.If financial liabilities (or a part thereof) are derecognized the Company records the difference between their book

value and consideration paid (including non-cash assets transferred out or liabilities assumed) into current profits

and losses.

(5) Offset of financial assets and financial liabilities

When the Company has legal right to offset financial assets and financial liabilities of the recognized amount and

such legal rights are currently enforceable meanwhile the Company plans to settle by net assets or concurrently

liquidate such financial assets and repay such financial liabilities financial assets and financial liabilities are

presented in the balance sheet by net amounts after mutual offset. In addition financial assets and financial

liabilities are separately presented in the balance sheet which are not offset by each other.

(6) Determining method of the fair value of financial assets and financial liabilities

752026 Semi-Annual Report of Changchai Company Limited

Fair value refers to the price that a market participant can receive for the sale of an asset or the price he needs to

pay for transferring a liability in an orderly transaction occurring on the measurement date. Where the financial

instruments exist on active market the Company determines their fair value by using quotation on active market.Quoted market prices in an active market refer to the prices that are readily available regularly from the exchange

the broker the trade association pricing services institution etc. and they represent the actual market transaction

prices in the fair transactions. Where the financial instruments do not exist on active market the Company

determines their fair value by using valuation techniques. Valuation techniques include the prices used in recent

market transactions by the parties that are familiar to the situation and are voluntary to participate in the

transaction refers to the current fair values of other essentially the same financial instruments discount cash flow

valuation option pricing models etc. At the time of valuation the Company leverages valuation techniques that

are applicable in the current circumstances and adequately supported by available data and other information

chooses the input value consistent with the characteristics of assets or liabilities considered by market participants

in transaction of relevant assets or liabilities and prefers to use the relevant observable input value. The value that

cannot be inputted is utilized when the relevant observable input value is unavailable or unfeasible to obtain.

11. Impairment of financial assets

The Company assesses impairment losses for the following financial assets: Financial assets measured at

amortized cost; Debt instruments measured at fair value through other comprehensive income (FVOCI); These

primarily include: Notes receivable; Accounts receivable; Contract assets; Other receivables; Debt investments;

Other debt investments; Long-term receivables; Additionally impairment provisions and credit impairment

losses for certain financial guarantee contracts are recognized in accordance with the accounting policies

outlined below.

(1) Method for Recognizing Impairment Provisions

The Company measures expected credit losses (ECL) for the above items using either the general approach or the

simplified approach depending on their applicability and recognizes corresponding credit impairment losses.Credit loss refers to the present value of all contractual cash flows the Company is entitled to receive under the

contract discounted at the original effective interest rate minus the present value of all expected cash flows to be

collected. For purchased or originated credit-impaired (POCI) financial assets the discount rate applied is the

credit-adjusted effective interest rate.General Approach for ECL Measurement

At each reporting date the Company assesses whether the credit risk of a financial asset has increased

significantly since initial recognition:

If credit risk has increased significantly the Company measures the loss allowance at an amount equal to lifetime

ECL.If credit risk has not increased significantly the loss allowance is measured at 12-month ECL.The assessment incorporates all reasonable and supportable information including forward-looking data.For financial instruments with low credit risk at the reporting date the Company assumes no significant increase

in credit risk since initial recognition and applies the 12-month ECL approach.

(2) Criteria for Determining Significant Increase in Credit Risk

A significant increase in credit risk is presumed if the probability of default (PD) over the remaining lifetime at

the reporting date is substantially higher than the PD estimated at initial recognition. Unless exceptional

circumstances exist the Company uses changes in the 12-month PD as a reasonable proxy for lifetime PD

762026 Semi-Annual Report of Changchai Company Limited

changes to determine whether credit risk has increased significantly.Factors considered in assessing significant increases in credit risk:

Actual or expected material deterioration in the debtor’s operating performance;

Material adverse changes in the debtor’s regulatory economic or technological environment;

Significant decline in collateral value or quality of third-party guarantees/credit enhancements which may reduce

the debtor’s economic incentive to repay or affect PD;

Material changes in the debtor’s expected behavior or repayment patterns;

Changes in the Company’s credit management practices for the financial instrument.Low credit risk presumption:

At the reporting date if a financial instrument is determined to have low credit risk the Company assumes no

significant increase in credit risk since initial recognition. A financial instrument is considered low risk if:

The debtor has a strong capacity to meet short-term contractual cash flow obligations;

Adverse economic or operational conditions over a longer period would not necessarily impair the debtor’s ability

to fulfill its obligations.

(3) Portfolio-Based Assessment of Expected Credit Risk

The Company evaluates credit risk individually for financial assets with distinctly different risk profiles such as:

Receivables under dispute litigation or arbitration;

Receivables with clear evidence indicating the debtor’s inability to repay.For all other financial assets the Company groups them based on shared credit risk characteristics including:

Financial instrument type

Credit risk rating

Aging profile (e.g. current overdue segments)

(4) Accounting Treatment for Financial Asset Impairment

At period-end the Company calculates ECL for each category of financial assets:

If the ECL exceeds the current carrying amount of the impairment allowance the difference is recognized as an

impairment loss;

If the ECL is lower than the current allowance the difference is recognized as an impairment gain.

(5) Method for recognizing credit losses of various financial assets

* Bills receivable

The Company measures loss provision for bills receivable based on the amount equivalent to expected credit

losses throughout the existence period. Based on credit risk characteristics of bills receivable they are divided into

different portfolios:

Items Basis of determining the portfolio

Bank acceptance bill Acceptors are banks with low credit risks

Bank Acceptance Draft (Issued by Finance Companies) Issued by Finance Companies

Commercial acceptance bill All of commercial acceptance bill

* Accounts receivable and contract assets

With regard to accounts receivable and contract assets excluding major financing components the Company

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measures loss reserve at the amount equivalent to the expected credit loss throughout the duration.With regard to accounts receivable and contract assets including major financing components the Company

chooses to always measure loss reserve at the amount equivalent to the expected credit loss throughout the

duration.In addition to accounts receivable with individual assessment of credit risks they are divided into different

portfolios based on their credit risk characteristics:

Items Basis of determining the portfolio

Credit risk characteristics portfolio Portfolio based on aging of receivables as credit risk characteristic

Related party within consolidation scope Related party within consolidation scope

a. The aging of the Company's receivables is calculated from the date of occurrence.For the portfolio the aging-based grouping method is adopted to measure expected credit losses (ECL):

Provision ratios of notes Provision ratios of Provision ratios of Provision ratios of other

Aging

Receivable (%) accounts receivable (%) contract assets (%) receivables (%)

Within 1 2.00 2.00 2.00 2.00

year

1-2 years 5.00 5.00 5.00 5.00

2-3 years 15.00 15.00 15.00 15.00

3-4 years 30.00 30.00 30.00 30.00

4-5 years 60.00 60.00 60.00 60.00

Over 5 100.00 100.00 100.00 100.00

years

b. Criteria for Recognizing Individually Assessed Bad Debt Provisions:

A financial asset is considered credit-impaired when one or more events that have a detrimental impact on the

asset's expected future cash flows occur. Observable evidence of credit impairment includes but is not limited to

the following:

The issuer or debtor is experiencing significant financial difficulties.The debtor has breached contractual terms such as defaulting or delaying payments of interest or principal.The creditor has granted concessions to the debtor (e.g. payment extensions reduced interest rates or principal

forgiveness) that would not otherwise be considered due to the debtor's financial distress.The debtor is likely to enter bankruptcy or undergo financial restructuring.The active market for the financial asset has disappeared due to the financial difficulties of the issuer or debtor.The financial asset was acquired or originated at a significant discount reflecting incurred credit losses.Credit impairment may result from a combination of factors and does not necessarily stem from a single

identifiable event.* Receivables Financing

Financial assets classified as notes receivable and accounts receivable measured at fair value through other

782026 Semi-Annual Report of Changchai Company Limited

comprehensive income (FVTOCI) shall be presented as follows:

"Receivables financing" for portions with original maturities of one year or less from the date of acquisition;

"Other debt investments" for portions with original maturities exceeding one year from the date of acquisition.Except for individually assessed accounts receivable these financial assets are grouped into different portfolios

based on their credit risk characteristics.Item Basis of determining the portfolio

Notes receivable Bank acceptance drafts issued by banks with high credit ratings

Accounts receivable This portfolio uses the aging of receivables as the credit risk characteristic.* Other receivables

The Company measures impairment losses based on whether the credit risks of other receivables have increased

significantly since initial recognition by using the amount equivalent to expected credit losses within the next 12

months or throughout the existence period. In addition to other receivables with individual assessment of credit

risks they are divided into different portfolios based on their credit risk characteristics:

Item Basis of determining the portfolio

Aging portfolio Other receivables excluding related parties

Related party within consolidation

Other receivables from related parties within the scope of consolidation

scope

12. Inventories

(1) Classification of Inventories

Inventories mainly include raw materials materials in outside processing work in progress finished goods and

low-value consumables.

(2) Measurement Method for Issuance

All categories of inventories are purchased and received at planned costs and issued using the weighted average

method. Finished goods costs are transferred at actual costs incurred during the period while cost of sales is

recognized using the weighted average method.

(3) Inventory Counting System

The perpetual inventory system is adopted.

(4) Amortization Method for Low-Value Consumables and Packaging Materials

Low-value consumables are fully amortized upon issuance (one-time amortization method). Packaging materials

are fully amortized upon issuance (one-time amortization method).

(5) Recognition Criteria and Provision Method for Inventory Write-Down

The net realizable value (NRV) of inventory refers to the estimated selling price in the ordinary course of business

minus the estimated costs to complete selling expenses and related taxes. The determination of NRV is based on

reliable evidence while also considering the purpose of holding the inventory and the impact of events after the

reporting period.At the balance sheet date inventories are measured at the lower of cost or NRV. Based on a comprehensive year-

end physical count provisions are made for inventories that are damaged obsolete priced below cost or

792026 Semi-Annual Report of Changchai Company Limited

otherwise unrecoverable. Write-downs are recognized for individual inventory items where cost exceeds NRV

with the loss recorded in profit or loss.Methods for Determining NRV:

Finished goods merchandise and materials held for sale: NRV = Estimated selling price ? Estimated

selling expenses ? Related taxes.Materials requiring further processing: NRV = Estimated selling price of finished products ? Estimated

costs to complete ? Estimated selling expenses ? Related taxes.Partial contract pricing: If part of an inventory item has a contract price while the remainder does not

NRV is determined separately.Aggregate assessment: For inventories with similar use or produced/sold in the same region write-

downs are assessed collectively if individual valuation is impractical.High-volume low-cost items: Write-downs are assessed by inventory category.If the factors that previously caused inventory write-downs no longer exist resulting in NRV exceeding the

carrying amount the reversal (limited to the original provision amount) is recognized in profit or loss.

13. Held-for-sale and Discontinued Operations

(1) Non-current Assets and Disposal Groups Held-for-sale

The Company classifies a non-current asset or disposal group as held-for-sale if its carrying amount will be

recovered principally through a sale transaction (including non-monetary asset exchanges with commercial

substance the same applies below) rather than through continuing use. The specific criteria are that all of the

following conditions are met: (i) the non-current asset or disposal group is available for immediate sale in its

present condition subject only to terms that are usual and customary for sales of such assets or disposal groups; (ii)

the Company has approved the sale plan and obtained a firm purchase commitment; and (iii) the sale is expected

to be completed within one year. A disposal group refers to a group of assets to be disposed of by sale or

otherwise together as a group in a single transaction and liabilities directly associated with those assets that will

be transferred in the transaction. If the goodwill acquired in a business combination was allocated to a cash-

generating unit or group of cash-generating units to which the disposal group belongs under Accounting Standards

for Business Enterprises No. 8—Impairment of Assets the disposal group shall include the goodwill allocated to it.When initially measuring or remeasuring non-current assets or disposal groups classified as held-for-sale at the

balance sheet date if their carrying amount exceeds their fair value less costs to sell the carrying amount is

written down to fair value less costs to sell. The amount of the write-down is recognized as an impairment loss in

profit or loss for the current period and a provision for impairment of held-for-sale assets is made. For disposal

groups the recognized impairment loss is first allocated to reduce the carrying amount of any goodwill in the

disposal group and then to reduce the carrying amounts of the other non-current assets in the disposal group that

are subject to the measurement requirements of Accounting Standards for Business Enterprises No. 42—Non-

current Assets Held-for-sale and Discontinued Operations (hereinafter referred to as the "held-for-sale standards")

on a pro-rata basis. If the fair value less costs to sell of a held-for-sale disposal group increases in subsequent

balance sheet dates the previously recognized impairment loss shall be reversed. The reversal is limited to the

cumulative impairment loss recognized for the non-current assets in the disposal group that are subject to the

measurement requirements of the held-for-sale standards after classification as held-for-sale and the reversal

amount is recognized in profit or loss for the current period. The carrying amounts of the non-current assets in the

disposal group that are subject to the measurement requirements of the held-for-sale standards (excluding

802026 Semi-Annual Report of Changchai Company Limited

goodwill) are increased on a pro-rata basis according to their relative carrying amounts. The carrying amount of

goodwill that has been reduced as well as impairment losses recognized for non-current assets subject to the

measurement requirements of the held-for-sale standards before classification as held-for-sale shall not be

reversed.Non-current assets in a disposal group classified as held-for-sale are not depreciated or amortized while interest

and other expenses on liabilities in a held-for-sale disposal group continue to be recognized.When a non-current asset or disposal group no longer meets the criteria for classification as held-for-sale the

Company ceases to classify it as held-for-sale or removes the non-current asset from the held-for-sale disposal

group and measures it at the lower of: (i) its carrying amount before classification as held-for-sale adjusted for

any depreciation amortization or impairment that would have been recognized had it not been classified as held-

for-sale; and (ii) its recoverable amount.

(2) Criteria for Identifying and Presentation and Disclosures for Discontinued Operations

A discontinued operation is a component of the Company that either has been disposed of or is classified as held-

for-sale and meets any of the following criteria: (i) the component represents a separate major line of business or

geographical area of operations; (ii) the component is part of a single coordinated plan to dispose of a separate

major line of business or geographical area of operations; or (iii) the component is a subsidiary acquired

exclusively with a view to resale.The Company presents the relevant profit or loss from discontinued operations in the income statement and

discloses the effects of discontinued operations in the notes.

14. Long-term Equity Investments

The long-term equity investments referred to in this section are those in which the Company has control joint

control or significant influence over the investee. Long-term equity investments in which the Company does not

have control joint control or significant influence are accounted for as financial assets measured at fair value

through profit or loss. For non-trading investments the Company may elect at initial recognition to classify them

as financial assets measured at fair value through other comprehensive income as detailed in Note V.10 "Financial

Instruments."

Joint control refers to the Company's shared control over an arrangement in accordance with relevant agreements

where decisions regarding the relevant activities of the arrangement require unanimous consent from all parties

sharing control. Significant influence refers to the Company's power to participate in the financial and operating

policy decisions of the investee but not to control or jointly control those policies with other parties.

(1) Determination of Investment Cost

For long-term equity investments acquired through business combinations under common control the initial

investment cost is measured at the share of the carrying value of the acquiree's equity in the consolidated financial

statements of the ultimate controlling party on the combination date. The difference between the initial investment

cost and the sum of the cash paid the carrying value of non-cash assets transferred and liabilities assumed is

adjusted against capital reserve. If capital reserve is insufficient the remaining difference is adjusted against

retained earnings. If equity instruments are issued as consideration the initial investment cost is measured at the

share of the carrying value of the acquiree's equity in the consolidated financial statements of the ultimate

controlling party on the combination date with the total par value of the shares issued recognized as share capital.The difference between the initial investment cost and the total par value of the shares issued is adjusted against

capital reserve. If capital reserve is insufficient the remaining difference is adjusted against retained earnings. For

step-by-step acquisitions of equity in an acquiree under common control that ultimately result in a business

812026 Semi-Annual Report of Changchai Company Limited

combination under common control the transactions are accounted for separately based on whether they

constitute a "package transaction." If they constitute a "package transaction" the transactions are treated as a

single transaction to obtain control. If not the initial investment cost on the combination date is measured at the

share of the carrying value of the acquiree's equity in the consolidated financial statements of the ultimate

controlling party. The difference between the initial investment cost and the sum of the carrying value of the long-

term equity investment before the combination and the carrying value of additional consideration paid on the

combination date is adjusted against capital reserve. If capital reserve is insufficient the remaining difference is

adjusted against retained earnings. Other comprehensive income recognized for equity investments held before the

combination date under the equity method or as financial assets measured at fair value through other

comprehensive income is not accounted for at this stage.For long-term equity investments acquired through business combinations not under common control the initial

investment cost is measured at the combination cost on the acquisition date. The combination cost includes the

sum of the fair value of assets paid liabilities incurred or assumed and equity instruments issued by the acquirer.For step-by-step acquisitions of equity in an acquiree that ultimately result in a business combination not under

common control the transactions are accounted for separately based on whether they constitute a "package

transaction." If they constitute a "package transaction" the transactions are treated as a single transaction to obtain

control. If not the initial investment cost of the long-term equity investment accounted for under the cost method

is the sum of the carrying value of the previously held equity investment and the additional investment cost. Other

comprehensive income related to the previously held equity investment accounted for under the equity method is

not accounted for at this stage.Intermediary fees such as audit legal and valuation consulting services as well as other related administrative

expenses incurred by the combining or acquiring party for the business combination are recognized in profit or

loss when incurred.For other equity investments not formed through business combinations the initial measurement is based on cost

which is determined according to the actual cash purchase price paid by the Company the fair value of equity

instruments issued by the Company the value agreed in the investment contract or agreement the fair value or

original carrying value of assets exchanged in non-monetary asset exchanges or the fair value of the long-term

equity investment itself. Directly attributable costs taxes and other necessary expenses are also included in the

investment cost. For additional investments that enable the Company to exert significant influence or joint control

over the investee (but not control) the cost of the long-term equity investment is the sum of the fair value of the

previously held equity investment determined in accordance with Accounting Standards for Business Enterprises

No. 22—Recognition and Measurement of Financial Instruments and the additional investment cost.

(2) Subsequent Measurement and Profit/Loss Recognition Methods

Long-term equity investments in which the Company has joint control (excluding joint operations) or significant

influence are accounted for using the equity method. Additionally the Company's financial statements use the cost

method to account for long-term equity investments that enable the Company to control the investee.* Long-term Equity Investments Accounted for Using the Cost Method

Under the cost method long-term equity investments are measured at initial investment cost with adjustments

made for additional investments or disposals. Investment income for the period is recognized based on the

Company's share of cash dividends or profits declared by the investee excluding any dividends or profits declared

but not yet distributed at the time of investment.* Long-term Equity Investments Accounted for Using the Equity Method

Under the equity method if the initial investment cost exceeds the Company's share of the investee's identifiable

822026 Semi-Annual Report of Changchai Company Limited

net assets at fair value at the investment date the initial investment cost is not adjusted. If the initial investment

cost is less than the Company's share of the investee's identifiable net assets at fair value at the investment date

the difference is recognized in profit or loss and the cost of the long-term equity investment is adjusted

accordingly.Under the equity method the Company recognizes investment income and other comprehensive income based on

its share of the investee's net profit or loss and other comprehensive income adjusting the carrying value of the

long-term equity investment accordingly. The carrying value is reduced by the Company's share of profits or cash

dividends declared by the investee. For other changes in the investee's equity not included in net profit or loss

other comprehensive income or profit distribution the carrying value of the long-term equity investment is

adjusted and recognized in capital reserve. When recognizing the share of the investee's net profit or loss the

investee's net profit is adjusted based on the fair value of identifiable assets at the investment date. If the investee's

accounting policies or reporting periods differ from the Company's the investee's financial statements are adjusted

to align with the Company's policies and periods before recognizing investment income and other comprehensive

income.For transactions between the Company and its associates or joint ventures where the assets contributed or sold do

not constitute a business unrealized internal transaction profits or losses attributable to the Company are

eliminated based on the Company's share and investment income is recognized after this adjustment. However

unrealized internal transaction losses attributable to impairment losses on the transferred assets are not eliminated.If the Company contributes assets constituting a business to a joint venture or associate and obtains long-term

equity investment without control the fair value of the contributed business is used as the initial investment cost

of the new long-term equity investment. The difference between the initial investment cost and the carrying value

of the contributed business is fully recognized in profit or loss. Similarly if the Company sells assets constituting

a business to a joint venture or associate the difference between the consideration received and the carrying value

of the business is fully recognized in profit or loss. If the Company purchases assets constituting a business from

an associate or joint venture the transaction is accounted for under Accounting Standards for Business Enterprises

No. 20—Business Combinations with gains or losses fully recognized.When recognizing the share of the investee's net losses the carrying value of the long-term equity investment and

other long-term interests that substantially constitute a net investment in the investee are reduced to zero. If the

Company has an obligation to assume additional losses a provision is recognized for the estimated obligation and

included in investment losses for the period. If the investee subsequently reports net profits the Company resumes

recognizing its share of profits after offsetting unconfirmed loss shares.* Acquisition of Minority Interests

When preparing consolidated financial statements the difference between the additional long-term equity

investment from acquiring minority interests and the share of the subsidiary's net assets calculated based on the

additional Ownership percentage continuously measured from the acquisition date (or combination date) is

adjusted against capital reserve. If capital reserve is insufficient the remaining difference is adjusted against

retained earnings.* Disposal of Long-term Equity Investments

In consolidated financial statements if the parent partially disposes of its long-term equity investment in a

subsidiary without losing control the difference between the disposal proceeds and the share of the subsidiary's

net assets corresponding to the disposed long-term equity investment is recognized in equity. If the partial disposal

results in loss of control over the subsidiary the relevant accounting policy described in Note 5.6(2) "Preparation

Methods for Consolidated Financial Statements" applies.

832026 Semi-Annual Report of Changchai Company Limited

For other disposals of long-term equity investments the difference between the carrying value of the disposed

equity and the actual proceeds is recognized in profit or loss.For long-term equity investments accounted for under the equity method if the remaining equity after disposal

continues to be accounted for under the equity method the portion of other comprehensive income previously

recognized in equity is accounted for on the same basis as if the investee had directly disposed of the related assets

or liabilities. Changes in equity recognized due to other changes in the investee's equity (excluding net profit or

loss other comprehensive income and profit distribution) are proportionally reclassified to profit or loss.For long-term equity investments accounted for under the cost method if the remaining equity after disposal

continues to be accounted for under the cost method other comprehensive income recognized before obtaining

control under the equity method or financial instrument standards is accounted for on the same basis as if the

investee had directly disposed of the related assets or liabilities and proportionally reclassified to profit or loss.Changes in equity recognized under the equity method due to other changes in the investee's equity (excluding net

profit or loss other comprehensive income and profit distribution) are proportionally reclassified to profit or loss.If the Company loses control of an investee due to partial disposal of equity investments in its separate financial

statements the remaining equity that enables the Company to exert joint control or significant influence over the

investee is reclassified to the equity method with adjustments made as if the equity method had been applied from

the initial acquisition. If the remaining equity does not enable joint control or significant influence it is

reclassified under the financial instrument standards with the difference between fair value and carrying value at

the date of losing control recognized in profit or loss. Other comprehensive income recognized before obtaining

control under the equity method or financial instrument standards is accounted for on the same basis as if the

investee had directly disposed of the related assets or liabilities. Changes in equity recognized under the equity

method due to other changes in the investee's equity (excluding net profit or loss other comprehensive income

and profit distribution) are reclassified to profit or loss at the date of losing control. For remaining equity

accounted for under the equity method other comprehensive income and other equity changes are proportionally

reclassified. For remaining equity reclassified under the financial instrument standards other comprehensive

income and other equity changes are fully reclassified.If the Company loses joint control or significant influence over an investee due to partial disposal of equity

investments the remaining equity is reclassified under the financial instrument standards with the difference

between fair value and carrying value at the date of losing joint control or significant influence recognized in

profit or loss. Other comprehensive income recognized under the equity method is accounted for on the same

basis as if the investee had directly disposed of the related assets or liabilities when the equity method is

discontinued. Changes in equity recognized due to other changes in the investee's equity (excluding net profit or

loss other comprehensive income and profit distribution) are fully reclassified to investment income when the

equity method is discontinued.If the Company disposes of its equity investments in a subsidiary step-by-step through multiple transactions until

control is lost and these transactions constitute a "package transaction" they are treated as a single transaction to

dispose of the subsidiary's equity investments and lose control. Before losing control the difference between the

disposal proceeds and the carrying value of the disposed equity corresponding to the long-term equity investment

is initially recognized in other comprehensive income and reclassified to profit or loss at the time control is lost.

15. Investment Properties

Investment properties refer to properties held to earn rental income or for capital appreciation or both. These

include leased land use rights land use rights held for future appreciation and transfer and leased buildings.

842026 Semi-Annual Report of Changchai Company Limited

Investment properties are initially measured at cost. Subsequent expenditures related to investment properties are

capitalized if it is probable that future economic benefits associated with the property will flow to the Company

and the cost can be measured reliably. All other subsequent expenditures are recognized in profit or loss as

incurred.The Company applies the cost model for subsequent measurement of investment properties and depreciates or

amortizes them using policies consistent with those applied to buildings or land use rights.The impairment testing method and provision method for investment properties are detailed in Note V.20

"Impairment of Long-term Assets."

When owner-occupied properties or inventories are converted to investment properties or vice versa the carrying

amount prior to conversion is used as the post-conversion carrying amount.When the use of an investment property changes to owner-occupied the property is reclassified as fixed assets or

intangible assets from the date of change. When the use of owner-occupied property changes to rental or capital

appreciation purposes the fixed asset or intangible asset is reclassified as an investment property from the date of

change.For conversions:

To investment properties measured using the cost model the pre-conversion carrying amount is used as the post-

conversion carrying amount.To investment properties measured using the fair value model the fair value at the conversion date is used as the

post-conversion carrying amount.An investment property is derecognized when disposed of or permanently withdrawn from use with no expected

future economic benefits. Gains or losses from the sale transfer retirement or damage of investment properties

are calculated as the disposal proceeds minus the carrying amount and related taxes/expenses and are recognized

in profit or loss.

16. Fixed Assets

(1) Recognition Criteria for Fixed Assets

Fixed assets are tangible assets held for the production of goods provision of services rental or administrative

purposes with a useful life exceeding one accounting year. Fixed assets are recognized only when it is probable

that related economic benefits will flow to the Company and their costs can be reliably measured. Fixed assets are

initially measured at cost taking into account the effects of estimated abandonment costs.

(2) Depreciation Methods for Various Categories of Fixed Assets

Depreciation of fixed assets is calculated on a straight-line basis over their useful lives commencing from the

month following the date when the assets are ready for intended use. The useful lives estimated residual values

and annual depreciation rates for each category of fixed assets are as follows:

Estimated useful life

Category Depreciation method Depreciation rate (%)

(years)

Houses and buildings Straight-line method 20-40 2.50-5

Machinery equipment Straight-line method 6-15 6.67-16.67

Transportation equipment Straight-line method 5-10 10-20

852026 Semi-Annual Report of Changchai Company Limited

Estimated useful life

Category Depreciation method Depreciation rate (%)

(years)

Other equipment Straight-line method 5-10 10-20

(2) Estimated residual value refers to the amount that the Company currently expects to obtain from disposal of

the asset after deducting estimated disposal expenses assuming the fixed asset has reached the end of its expected

useful life and is in the expected condition at that time.

(3) The impairment testing method and provision method for fixed assets are detailed in Note V.20 "Impairment of

Long-term Assets."

(4) Other Disclosures

Subsequent expenditures related to fixed assets are capitalized if it is probable that future economic benefits

associated with the fixed asset will flow to the Company and the cost can be measured reliably. The carrying

amount of replaced parts is derecognized. All other subsequent expenditures are recognized in profit or loss as

incurred.A fixed asset is derecognized when it is disposed of or when no future economic benefits are expected from its use

or disposal. Gains or losses arising from the sale transfer retirement or damage of fixed assets are calculated as

the disposal proceeds minus the carrying amount and related taxes/expenses and are recognized in profit or loss.The Company reviews the useful lives estimated residual values and depreciation methods of fixed assets at least

at each financial year-end. Changes in estimates are accounted for as changes in accounting estimates.

17. Construction in progress

The Company classifies construction in progress into two types: self-constructed and contractor-constructed.Construction in progress is transferred to fixed assets when the project is completed and reaches the intended

usable condition. The criteria for determining the intended usable condition shall meet any of the following

circumstances:

The physical construction (including installation) of the fixed asset has been fully completed or

substantially completed;

Trial production or test operation has been conducted and the results indicate that the asset can operate

normally or stably produce qualified products or the test operation results show that it can operate or

function normally;

The amount of expenditures on the construction of the fixed asset is minimal or almost no longer occurs;

The constructed or acquired fixed asset has met or substantially met the design or contract requirements.When construction in progress reaches the intended usable condition it is transferred to fixed assets at the actual

project cost. For projects that have reached the intended usable condition but have not yet completed final

settlement they are first transferred to fixed assets at an estimated value. After final settlement is completed the

original provisional value is adjusted to the actual cost but no adjustment is made to previously calculated

depreciation.The impairment testing method and provision method for construction in progress are detailed in Note V.20

"Impairment of Long-term Assets."

862026 Semi-Annual Report of Changchai Company Limited

18. Borrowing Costs

Borrowing costs include interest expenses on borrowings amortization of discounts or premiums ancillary costs

and exchange differences arising from foreign currency borrowings. Borrowing costs directly attributable to the

acquisition construction or production of a qualifying asset are capitalized when:

Expenditures for the asset have been incurred;

Borrowing costs have been incurred; and

Activities necessary to prepare the asset for its intended use or sale have commenced.Capitalization ceases when the qualifying asset reaches its intended usable or saleable condition. All other

borrowing costs are recognized as expenses in the period in which they are incurred.For specific borrowings the amount to be capitalized is the actual interest expense incurred during the period less

any interest income earned on the unused portion of the borrowings deposited in banks or from temporary

investments.For general borrowings the amount to be capitalized is determined by multiplying the weighted average of

accumulated expenditures on the qualifying asset in excess of specific borrowings by the capitalization rate

applicable to the general borrowings. The capitalization rate is calculated based on the weighted average interest

rate of the general borrowings.During the capitalization period exchange differences on foreign currency specific borrowings are fully

capitalized while exchange differences on foreign currency general borrowings are recognized in profit or loss.A qualifying asset refers to assets such as fixed assets investment properties and inventories that require a

substantial period of time for their acquisition construction or production before they are ready for their intended

use or sale.If the acquisition construction or production of a qualifying asset is interrupted abnormally and the interruption

lasts for more than three consecutive months the capitalization of borrowing costs shall be suspended until the

acquisition construction or production activities recommence.A qualifying asset refers to assets such as fixed assets investment properties and inventories that require a

substantial period of time for their acquisition construction or production before they are ready for their intended

use or sale.

19. Intangible Assets

(1) Intangible Assets

Intangible assets refer to identifiable non-monetary assets without physical form that are owned or controlled by

the Company.Intangible assets are initially measured at cost. Expenditures related to intangible assets are capitalized if it is

probable that future economic benefits will flow to the Company and the costs can be reliably measured. All other

expenditures are recognized as expenses when incurred.Land use rights acquired are normally accounted for as intangible assets. For self-constructed buildings such as

factories the related land use rights expenditures and building construction costs are accounted for as intangible

assets and fixed assets separately. For purchased buildings the purchase price is allocated between the land use

rights and buildings. If the allocation cannot be made reasonably the entire amount is accounted for as fixed

assets.Intangible assets with finite useful lives are amortized on a straight-line basis over their estimated useful lives

872026 Semi-Annual Report of Changchai Company Limited

from the date when they are available for use based on the original cost less estimated residual value and

accumulated impairment losses. Intangible assets with indefinite useful lives are not amortized.At the end of each period the useful lives and amortization methods of intangible assets with finite useful lives

are reviewed. Any changes are treated as changes in accounting estimates. In addition the useful lives of

intangible assets with indefinite useful lives are reviewed. If evidence indicates that the period of economic

benefits from the intangible asset is foreseeable its useful life is estimated and amortized according to the policy

for intangible assets with finite useful lives.

(2) Research and Development Expenditures

The Company classifies internal research and development project expenditures into research phase expenditures

and development phase expenditures.Expenditures in the research phase are recognized as expenses when incurred.The Company's R&D expenditures include materials consumed labor and service costs amortization of R&D

equipment amortization of other intangible assets and fixed assets used in the development process and utilities

expenses.The Company's specific criteria for distinguishing between research phase and development phase expenditures:

The research phase refers to the stage of original and planned investigation undertaken to gain new scientific or

technical knowledge. The development phase refers to the stage of applying research findings or other knowledge

to a plan or design to produce new or substantially improved materials devices products etc. before commercial

production or use.Development phase expenditures are recognized as intangible assets only when all the following conditions are

met. Otherwise they are recognized as expenses when incurred:

* Technical feasibility of completing the intangible asset for use or sale;

* Intention to complete and use or sell the intangible asset;

* Ability to generate economic benefits including demonstrating a market for products using the intangible asset

or for the intangible asset itself or its usefulness for internal use;

* Availability of adequate technical financial and other resources to complete development and to use or sell the

intangible asset;

* Ability to reliably measure expenditures attributable to the development phase.The Company's specific conditions for capitalizing development phase expenditures: technical feasibility of

completion; intention to complete and use/sell; ability to generate economic benefits; availability of adequate

resources; and reliable measurement of attributable expenditures.If research phase and development phase expenditures cannot be distinguished all R&D expenditures are

recognized as expenses when incurred.

(3) Impairment Testing Method and Provision Method for Intangible Assets

The impairment testing method and provision method for intangible assets are detailed in Note V.20 "Impairment

of Long-term Assets."

20. Long-term Asset Impairment

For non-current non-financial assets such as fixed assets construction in progress intangible assets with finite

useful lives right-of-use assets investment properties measured at cost model and long-term equity investments

in subsidiaries joint ventures and associates the Company assesses at each balance sheet date whether there is

882026 Semi-Annual Report of Changchai Company Limited

any indication of impairment. If any such indication exists the recoverable amount of the asset is estimated to

determine the impairment loss. Goodwill intangible assets with indefinite useful lives and intangible assets not

yet available for use are tested for impairment annually regardless of whether there is any indication of

impairment.When the recoverable amount is less than the carrying amount an impairment loss is recognized for the difference.The recoverable amount is the higher of an asset's fair value less costs of disposal and its value in use. Fair value

is determined based on the price in the sales agreement under fair transactions; if there is no sales agreement but

an active market exists fair value is determined based on the asset's bid price; if neither exists fair value is

estimated based on the best available information. Costs of disposal include legal fees related taxes

transportation costs and other direct costs to bring the asset to a saleable condition. Value in use is determined by

discounting the estimated future cash flows expected from the asset's continuing use and ultimate disposal at an

appropriate discount rate. Impairment losses are calculated and recognized for individual assets. If it is difficult to

estimate the recoverable amount of an individual asset the recoverable amount is determined for the cash-

generating unit to which the asset belongs. A cash-generating unit is the smallest identifiable group of assets that

generates cash inflows independently.For goodwill presented separately in the financial statements the carrying amount of goodwill is allocated to

cash-generating units or groups of cash-generating units expected to benefit from the synergies of the business

combination when performing impairment tests. If the recoverable amount of a cash-generating unit or group of

units including allocated goodwill is less than its carrying amount the impairment loss is recognized. The

impairment loss is first allocated to reduce the carrying amount of goodwill allocated to the unit or group then to

other assets of the unit or group pro rata based on their carrying amounts.Once recognized impairment losses for the above assets are not reversed in subsequent periods.

21. Long-term Deferred Expenses

Long-term deferred expenses refer to expenses incurred but to be amortized over more than one year in the current

and future periods. The Company measures long-term deferred expenses at actual cost and amortizes them evenly

over the expected benefit period. For long-term deferred expenses that will not benefit future accounting periods

their carrying amounts are fully recognized in profit or loss when determined.

22. Contract Liabilities

Contract liabilities represent the Company's obligation to transfer goods or services to customers for which

consideration has been received or is receivable. If the customer has paid consideration or the Company has

obtained an unconditional right to payment before transferring goods or services the Company presents the

amount received or receivable as a contract liability at the earlier of when payment is actually received or when

payment is due. Contract assets and liabilities under the same contract are presented net while those under

different contracts are not offset.

23. Employee Benefits

(1) Accounting policies for short-term employee benefits

The Company's employee benefits mainly include short-term employee benefits post-employment benefits and

termination benefits.

892026 Semi-Annual Report of Changchai Company Limited

Short-term benefits mainly include wages bonuses allowances and subsidies employee welfare expenses

medical insurance maternity insurance work injury insurance housing provident fund labor union funds and

employee education funds and non-monetary benefits. The Company recognizes actual short-term employee

benefits as liabilities during the accounting periods when employees render services and charges them to profit or

loss or relevant asset costs. Non-monetary benefits are measured at fair value.

(2) Accounting policies for post-employment benefits

Post-employment benefits mainly include basic pension insurance and unemployment insurance. Post-

employment benefit plans include defined contribution plans. For defined contribution plans the corresponding

payable amounts are charged to relevant asset costs or profit or loss when incurred.

(3) Accounting policies for Termination benefits

Termination benefits are recognized as employee benefit liabilities when the Company can no longer unilaterally

withdraw the termination benefits offered under the redundancy plan or proposal or when the Company

recognizes costs related to restructuring involving termination benefits whichever is earlier and charged to profit

or loss. However termination benefits expected to be paid more than twelve months after the reporting period are

treated as other long-term employee benefits.Internal retirement plans are accounted for using the same principles as termination benefits above. The Company

recognizes salaries and social insurance contributions to be paid to internally retired employees from the date they

stop rendering services to the normal retirement date as profit or loss (termination benefits) when the recognition

criteria for provisions are met.

(4) Accounting policies for other long-term employee benefits

Other long-term employee benefits provided by the Company are accounted for as defined contribution plans if

they meet the criteria; otherwise they are accounted for as defined benefit plans.

24. Provisions

Provisions are recognized when the Company has a present obligation (legal or constructive) as a result of a past

event it is probable that an outflow of economic benefits will be required to settle the obligation and a reliable

estimate can be made of the amount of the obligation.Provisions are initially measured at the best estimate of the expenditure required to settle the present obligation

and the carrying amounts are reviewed at each balance sheet date.If all or part of the expenditure required to settle a provision is expected to be reimbursed by a third party the

reimbursement is recognized as a separate asset when its receipt is virtually certain and the amount recognized

does not exceed the carrying amount of the provision.

25. Share-based Payment

(1) Accounting Treatment for Share-based Payment

Share-based payment refers to transactions in which equity instruments are granted or liabilities based on equity

instruments are assumed in exchange for services provided by employees or other parties. Share-based payments

902026 Semi-Annual Report of Changchai Company Limited

are classified into equity-settled share-based payments and cash-settled share-based payments.* Equity-settled Share-based Payment

For equity-settled share-based payments to obtain employee services the fair value of the equity instruments

granted is measured at the grant date.If the vesting of the equity instruments is conditional upon completing a specified service period or meeting

performance conditions the fair value is recognized over the vesting period on a straight-line basis based on

the best estimate of the number of instruments expected to vest with corresponding increases in capital

reserves.If the equity instruments vest immediately upon grant the fair value is recognized as an expense on the grant

date with a corresponding increase in capital reserves.At each balance sheet date during the vesting period the Company revises its estimate of the number of equity

instruments expected to vest based on the latest information (e.g. changes in the number of employees eligible for

vesting). Any adjustments are recognized in the current period’s costs or expenses with corresponding

adjustments to capital reserves.For equity-settled share-based payments to obtain services from non-employees:

If the fair value of the services received can be reliably measured the expense is recognized based on the fair

value of the services at the acquisition date.If the fair value of the services cannot be reliably measured but the fair value of the equity instruments can the

expense is recognized based on the fair value of the equity instruments at the service acquisition date with a

corresponding increase in shareholders’ equity.* Cash-settled Share-based Payment

Cash-settled share-based payments are measured at the fair value of the liability incurred determined based on

shares or other equity instruments.If the instruments vest immediately upon grant the liability is recognized on the grant date as an expense.If vesting is conditional upon completing a service period or meeting performance conditions the expense is

recognized over the vesting period based on the best estimate of the number of instruments expected to vest

with a corresponding increase in liabilities.At each balance sheet date until settlement the liability is remeasured at fair value with changes recognized in

profit or loss.

(2) Accounting for Modifications or Terminations of Share-based Payment Plans

If a modification increases the fair value of the equity instruments granted the incremental fair value (i.e.the difference between the fair value before and after modification) is recognized as additional service cost.If a modification reduces the total fair value or is otherwise unfavorable to employees the original

accounting treatment continues as if the modification never occurred unless the equity instruments are

partially or fully canceled.If granted equity instruments are canceled during the vesting period the remaining unvested amount is

recognized immediately in profit or loss as an accelerated vesting expense with a corresponding adjustment

to capital reserves. If employees or other parties fail to meet non-vesting conditions (despite having the

option to do so) the grant is treated as canceled.

(3) Accounting for Share-based Payments Involving the Company’s shareholders or Controlling Parties

For share-based payment transactions between the Company and its shareholders or controlling parties where one

party (the settlement entity) is within the Company’s consolidated scope and the other (the service recipient) is

912026 Semi-Annual Report of Changchai Company Limited

outside:

Consolidated Financial Statements Treatment:

If the settlement entity settles using its own equity instruments the transaction is treated as an equity-settled

share-based payment. Otherwise it is treated as a cash-settled share-based payment.If the settlement entity is an investor in the service recipient it recognizes a long-term equity investment at

the grant-date fair value of the equity instruments or liability with a corresponding increase in capital

reserves (other capital reserves) or liabilities.If the service recipient has no settlement obligation or grants its own equity instruments to employees the

transaction is treated as equity-settled. If the service recipient has a settlement obligation and grants

instruments other than its own equity the transaction is treated as cash-settled.Individual Financial Statements Treatment:

For transactions between entities within the Company’s consolidated scope where the service recipient and

settlement entity differ each entity accounts for the transaction in its individual financial statements following the

above principles.

26. Other Financial Instruments Such as Preference Shares and Perpetual Bonds

(1) Classification of Perpetual Bonds and Preference Shares

Financial instruments such as perpetual bonds and preference shares issued by the Company shall be classified as

equity instruments only if they meet all of the following conditions:

* The instrument does not impose any contractual obligation to deliver cash or other financial assets to another

party or to exchange financial assets or liabilities under potentially unfavorable conditions;

* If settlement may or must occur using the Company’s own equity instruments in the future:

For non-derivative instruments there is no contractual obligation to deliver a variable number of the

Company’s own equity instruments for settlement;

For derivative instruments settlement can only be made by exchanging a fixed number of the Company’s

own equity instruments for a fixed amount of cash or other financial assets.Financial instruments issued by the Company that do not meet the above conditions shall be classified as financial

liabilities.For compound financial instruments issued by the Company:

The liability component is measured at fair value and recognized as a liability.The residual amount (total proceeds received minus the fair value of the liability component) is recognized

as "other equity instruments."

Transaction costs are allocated between the liability and equity components in proportion to their respective

shares of the total issuance proceeds.

(2) Accounting Treatment for Perpetual Bonds and Preference Shares

For perpetual bonds and preference shares classified as financial liabilities:

Interest dividends gains/losses and gains/losses from redemption or refinancing are recognized in profit or loss

except for borrowing costs eligible for capitalization (see Note V.18 "Borrowing Costs").For perpetual bonds and preference shares classified as equity instruments:

Issuance (including refinancing) repurchase sale or cancellation is treated as a change in equity with related

transaction costs deducted from equity. Distributions to holders of equity instruments are treated as profit

922026 Semi-Annual Report of Changchai Company Limited

distributions.The Company does not recognize changes in the fair value of equity instruments.

27. Revenue

The Company recognizes revenue when control of the relevant goods is transferred to the customer provided all

the following conditions are met: the contract has been approved by all parties who are committed to fulfilling

their respective obligations; the contract clearly specifies the rights and obligations of each party regarding the

goods or services to be transferred; the contract contains clear payment terms related to the goods to be

transferred; the contract has commercial substance meaning its performance will change the risk timing or

amount of the Company's future cash flows; and the consideration to which the Company is entitled for

transferring goods to the customer is probable of collection.At contract inception the Company identifies the distinct performance obligations in the contract and allocates

the transaction price to each performance obligation based on the relative stand-alone selling prices of the goods

or services promised. In determining the transaction price the Company considers the effects of variable

consideration significant financing components in the contract non-cash consideration and consideration

payable to customers.For each performance obligation the Company recognizes revenue over time by measuring progress toward

complete satisfaction of that performance obligation if any of the following criteria are met: the customer

simultaneously receives and consumes the benefits as the Company performs; the customer controls the asset as

it is created or enhanced; or the asset has no alternative use and the Company has an enforceable right to

payment for performance completed to date. Progress is measured using an input method appropriate to the

nature of the goods transferred. When progress cannot be reasonably measured revenue is recognized to the

extent of costs incurred that are expected to be recoverable until progress can be reasonably measured.If none of the above criteria are met revenue is recognized at the point in time when control of the goods is

transferred to the customer. In assessing whether control has transferred the Company considers indicators

including: the Company's present right to payment; transfer of legal title; physical possession; transfer of

significant risks and rewards of Ownership; customer acceptance; and other indicators of control transfer.For contracts with variable consideration the Company estimates the amount using either the expected value or

most likely amount method. The transaction price including variable consideration does not exceed the amount

for which it is highly probable that cumulative revenue recognized will not reverse when uncertainty is resolved.At each reporting date the Company reassesses estimates of variable consideration included in the transaction

price.Consideration payable to a customer is deducted from the transaction price unless it is for distinct goods or

services with the reduction recognized at the later of revenue recognition or payment (or commitment to pay)

date.The Company assesses whether it is a principal or agent based on whether it controls the goods or services

before transfer to the customer. As principal revenue is recognized at the gross amount of consideration; as

agent revenue is recognized at the net amount retained after paying other parties.The Company's specific revenue recognition methods are as follows:

Sales contracts typically contain a single performance obligation to transfer goods satisfied at a point in time.Domestic sales revenue is recognized when: goods are delivered and accepted per contract; payment is received

or collectability is probable; significant risks/rewards are transferred; and legal title passes.

932026 Semi-Annual Report of Changchai Company Limited

Export sales revenue is recognized when: goods are cleared through customs with bill of lading obtained;

payment is received or collectability is probable; significant risks/rewards are transferred; and legal title passes.Interest income is recognized based on time and effective interest rate.

28. Contract Costs

Contract costs comprise costs to fulfill and costs to obtain contracts.Costs to fulfill are capitalized as assets if:

(1) Directly related to a contract (labor materials overhead client-reimbursable costs);

(2) Enhance resources for future performance; and

(3) Probable of recovery.

Incremental costs to obtain contracts are capitalized if probable of recovery unless the amortization period would

be one year or less.Capitalized contract costs are amortized consistently with revenue recognition.Impairment losses are recognized when carrying amount exceeds the higher of:

(1) Expected remaining consideration; and

(2) Estimated costs to complete transfer.

Reversals cannot exceed the carrying amount that would have existed without impairment.

29. Government Grants

Government grants refer to monetary or non-monetary assets obtained by the Company from the government

without compensation excluding capital contributions made by the government as an investor with corresponding

Ownership rights. Government grants are classified into asset-related government grants and income-related

government grants. Grants obtained for the acquisition or construction of long-term assets through other means

are defined as asset-related government grants; other government grants are defined as income-related

government grants. If government documents do not explicitly specify the grant recipient the following methods

are used to classify the grants:

(1) For government documents that specify particular projects classification is based on the relative proportion of

expenditures forming assets versus expenses in the project budget with this proportion reviewed at each balance

sheet date and adjusted if necessary;

(2) For government documents that only provide general descriptions of usage without specifying particular

projects the grants are treated as income-related government grants.Government grants in the form of monetary assets are measured at the amount received or receivable.Government grants in the form of non-monetary assets are measured at fair value; if fair value cannot be reliably

determined they are measured at nominal amount. Government grants measured at nominal amount are directly

recognized in current period profit or loss.The Company generally recognizes and measures government grants based on the actual amount received.However at period-end if there is conclusive evidence that the Company meets the relevant conditions of fiscal

support policies and expects to receive fiscal support funds the grants are measured at the receivable amount.Government grants measured at receivable amount must simultaneously meet the following conditions:

(1) The receivable grant amount has been confirmed by the competent government authority or can be reasonably

estimated based on officially released fiscal fund management regulations with no significant uncertainty

942026 Semi-Annual Report of Changchai Company Limited

expected in the amount;

(2) The grants are based on fiscal support projects and corresponding fiscal fund management regulations

officially released by local finance departments in accordance with the "Government Information Disclosure

Regulations" and such regulations must be universally applicable (available to any enterprise meeting the

specified conditions) rather than specifically designed for particular enterprises;

(3) The relevant grant approval documents clearly specify the payment timeline and the payment is supported by

corresponding fiscal budgets thereby reasonably ensuring receipt within the stipulated period.Asset-related government grants are recognized as deferred income and systematically amortized into current

period profit or loss over the useful life of the relevant assets. Income-related government grants used to

compensate for future related costs expenses or losses are recognized as deferred income and amortized into

current period profit or loss when the related costs expenses or losses are recognized; those used to compensate

for already incurred related costs expenses or losses are directly recognized in current period profit or loss.Government grants containing both asset-related and income-related components are accounted for separately by

component; if the components cannot be reasonably distinguished the entire grant is classified as income-related.Government grants related to the Company's ordinary activities are recognized in other income or offset against

related costs and expenses based on the economic substance of the transaction; grants unrelated to ordinary

activities are recognized in non-operating income or expenses.When recognized government grants need to be returned any remaining deferred income balance is first

offset with any excess recognized in current period profit or loss; in other cases the return is directly recognized

in current period profit or loss.

30. Deferred Tax Assets/Deferred Tax Liabilities

Deferred tax assets or deferred tax liabilities are recognized based on the differences between the carrying

amounts and tax bases of assets and liabilities (including items not recognized as assets or liabilities but having

determinable tax bases under tax laws) calculated using the applicable tax rates expected to apply when the assets

are recovered or liabilities are settled.Deferred tax assets are recognized only to the extent that it is probable that taxable profit will be available against

which the deductible temporary differences can be utilized. At the balance sheet date if there is conclusive

evidence indicating sufficient taxable profit will likely be available in future periods to utilize deductible

temporary differences previously unrecognized deferred tax assets are recognized.At each balance sheet date the carrying amounts of deferred tax assets are reviewed. If it is no longer probable

that sufficient taxable profit will be available to realize the benefit of the deferred tax asset the carrying amount is

reduced. The reduction is reversed when it becomes probable that sufficient taxable profit will be available.The Company's current tax and deferred tax are recognized as income tax expense or income in profit or loss

except for income taxes arising from: business combinations; and transactions or events recognized directly in

equity.When the Company has a legally enforceable right to settle current tax assets and liabilities on a net basis and

intends either to settle on a net basis or to realize the asset and settle the liability simultaneously current tax assets

and current tax liabilities are presented net.

952026 Semi-Annual Report of Changchai Company Limited

31. Leases

(1) The Company as a Lessee

The Company's leased assets are primarily buildings.At the commencement date of the lease term the Company recognizes right-of-use assets and lease liabilities for

leases other than short-term leases and leases of low-value assets and recognizes depreciation expenses and

interest expenses separately during the lease term.For short-term leases and leases of low-value assets the Company recognizes lease payments on a straight-line

basis as expenses in the respective periods of the lease term.* Right-of-use Assets

Right-of-use assets represent the lessee's right to use the leased asset during the lease term. At the commencement

date of the lease term right-of-use assets are initially measured at cost which includes:

The initial measurement amount of the lease liability;

Lease payments made at or before the commencement date less any lease incentives received;

Initial direct costs incurred by the lessee;

Estimated costs to be incurred by the lessee for dismantling and removing the leased asset restoring the site where

the asset is located or returning the asset to the condition required by the lease terms.The Company depreciates right-of-use assets using the straight-line method by category. For assets where

Ownership is reasonably certain to be obtained at the end of the lease term depreciation is calculated over the

remaining useful life of the leased asset. For assets where Ownership cannot be reasonably determined

depreciation is calculated over the shorter of the lease term or the remaining useful life of the leased asset.The Company determines whether right-of-use assets are impaired and accounts for them in accordance with the

relevant provisions of Accounting Standards for Business Enterprises No. 8—Impairment of Assets.* Lease Liabilities

Lease liabilities are initially measured at the present value of lease payments not yet paid at the commencement

date of the lease term. Lease payments include:

Fixed payments (including in-substance fixed payments) less any lease incentives;

Variable lease payments that depend on an index or rate;

Amounts expected to be payable under residual value guarantees provided by the lessee;

The exercise price of purchase options if the lessee is reasonably certain to exercise the option;

Payments required to exercise termination options if the lease term reflects the lessee exercising the termination

option.The Company uses the interest rate implicit in the lease as the discount rate; if this cannot be reasonably

determined the Company's incremental borrowing rate is used. Interest expenses on lease liabilities are calculated

using a fixed periodic interest rate and recorded in financial expenses. The periodic interest rate is the discount

rate or revised discount rate used by the Company.Variable lease payments not included in the measurement of lease liabilities are recognized in profit or loss when

incurred.When the Company's assessment of renewal options termination options or purchase options changes the lease

liability is remeasured at the present value of the revised lease payments using the revised discount rate with

corresponding adjustments to the carrying amount of the right-of-use asset. When in-substance fixed payments

expected payments under residual value guarantees or variable lease payments dependent on an index or rate

962026 Semi-Annual Report of Changchai Company Limited

change the lease liability is remeasured at the present value of the revised lease payments using the original

discount rate with corresponding adjustments to the carrying amount of the right-of-use asset.* Short-term Leases and Leases of Low-value Assets

For short-term leases (leases with a term of 12 months or less at commencement date) and leases of low-value

assets (value below RMB 2000) the Company applies a simplified approach by not recognizing right-of-use

assets or lease liabilities and instead recognizes lease payments on a straight-line basis or another systematic and

rational basis as expenses in the respective periods of the lease term.

(2) The Company as a Lessor

* Operating Leases

The Company recognizes lease receipts from operating leases as rental income on a straight-line basis over the

lease term. Variable lease payments not included in lease receipts are recognized in profit or loss when incurred.* Finance Leases

At the commencement date of the lease term the Company recognizes finance lease receivables and derecognizes

the leased assets. Finance lease receivables are initially measured at the net investment in the lease (the sum of the

unguaranteed residual value and the present value of lease receipts not yet received at the commencement date

discounted using the interest rate implicit in the lease) with interest income recognized during the lease term

using a fixed periodic interest rate. Variable lease payments not included in the measurement of the net investment

in the lease are recognized in profit or loss when incurred.

32. Methods for Determining Materiality Thresholds and Basis for Selection

√Applicable □Not applicable

Disclosure Matters Involving Materiality Materiality Threshold Determination Methods and Selection

Judgment Criteria Basis

Significant individually assessed receivables Receivables with ending balance exceeding RMB

with specific bad debt provisions 1000000

Construction in progress projects either transferred to fixed

Material construction in progress

assets or with ending balance exceeding RMB 3000000

Significant accounts payable aged over one Accounts payable with ending balance exceeding RMB

year or past due 1000000

Advance receipts with ending balance exceeding RMB

Material advance receipts aged over one year

1000000

Contract liabilities with ending balance exceeding RMB

Material contract liabilities aged over one year

1000000

Other payables with ending balance exceeding RMB

Material other payables aged over one year

1000000

Significant cash receipts related to investing Individual investing activities with cash inflows exceeding

972026 Semi-Annual Report of Changchai Company Limited

activities RMB 3000000

Significant cash payments related to investing Individual investing activities with cash outflows exceeding

activities RMB 3000000

Subsidiaries whose total assets exceed 5% of consolidated

Material non-wholly owned subsidiaries

total assets

33. Other Significant Accounting Policies and Accounting Estimates

Debt Restructuring

(1) Timing of Recognizing Debt Restructuring Gains and Losses

The Company may derecognize the relevant receivables and payables and recognize gains and losses related to

debt restructuring only on the debt restructuring completion date when the derecognition conditions for financial

assets and financial liabilities are met. The debt restructuring completion date refers to the date when the board of

directors and shareholders' meeting resolutions have been approved the debt restructuring agreement has been

signed or the court ruling has been issued the relevant assets have been transferred to the creditor the debt has

been converted into capital or the modified debt terms have commenced execution.For debt restructuring through asset settlement the recognition point is when the relevant assets have been

delivered and the Ownership transfer procedures have been completed. For debt restructuring through conversion

of debt into equity the recognition point is when the industrial and commercial registration procedures or the

equity registration with the registration authority have been completed. For debt restructuring through

modification of debt terms the recognition point is when it is determined that the terms can be performed and

execution has commenced. Debt restructuring negotiations that commenced during the reporting period but were

completed after the balance sheet date are not treated as post-balance-sheet events.

(2) Accounting Treatment by the Creditor

When the Company acts as a creditor the difference between the fair value of the relinquished claim and its

carrying amount is recognized in profit or loss.

(3) Accounting Treatment by the Debtor

A. For debt restructuring through asset settlement the relevant assets and the settled debt are derecognized when

the derecognition conditions are met. The difference between the carrying amount of the settled debt and the

carrying amount of the transferred assets is recognized in profit or loss.B. For debt restructuring through conversion of debt into equity instruments the settled debt is derecognized when

the derecognition conditions are met. The difference between the carrying amount of the settled debt and the

amount determined based on the fair value of the equity instruments is recognized in profit or loss.C. For debt restructuring through modification of other terms the restructured debt is re-recognized and

remeasured. The difference between the remeasured debt and the original debt is recognized in profit or loss.D. For debt restructuring through settlement with multiple assets or a combination of methods the equity

instruments and restructured debt are recognized and measured in accordance with the Accounting Standards for

Business Enterprises. The difference between the carrying amount of the settled debt and the sum of the carrying

amounts of the transferred assets and the recognized amounts of the equity instruments and restructured debt is

recognized in profit or loss.

982026 Semi-Annual Report of Changchai Company Limited

34. Changes in Main Accounting Policies and Estimates

(1) Change of Accounting Policies

√ Applicable □ Not applicable

Unit: RMB

Financial

Contents and reasons for accounting policy changes statement items Amount ofmaterially impact

affected

On December 5 2025 the Ministry of Finance issued the Notice on the

Issuance of Interpretation No. 19 of the Accounting Standards for Business

Enterprises (Cai Kuai [2025] No. 32) which sets forth provisions on the

following matters: "Accounting Treatment of Compensatory Assets in

Business Combinations Not Under Common Control" "Accounting

Treatment of Related Capital Reserves in the Disposal of Subsidiaries

Acquired through Business Combinations Under Common Control" None 0.00

"Derecognition of Financial Liabilities Settled through Electronic Payment

Systems" "Assessment of Contractual Cash Flow Characteristics of Financial

Assets and Related Disclosures" and "Disclosures of Equity Instruments

Designated as Measured at Fair Value through Other Comprehensive

Income." The Company shall apply the provisions of Interpretation No. 19

from January 1 2026.

(2) Changes in Accounting Estimates

□Applicable √Not applicable

(3) Adjustments to Opening Balance Sheet Items for Initial Application of New Accounting Standards

Effective 2026

□Applicable √Not applicable

VI. Taxation

1. Main Taxes and Tax Rate

Category of taxes Tax rate

Output VAT is calculated on taxable revenue at rates of 13% 9% 6% and 5%

VAT with VAT payable being the balance after deducting input VAT credits

allowable in the current period.Urban maintenance and Payment is calculated and made in accordance with local tax regulations

construction tax applicable to each tax-paying unit.Enterprise income tax See the table below for details.Notes of the disclosure situation of the taxpaying bodies with different enterprise income tax rate

Name Income tax rate

Changchai Company Limited 15%

Changchai Wanzhou Diesel Engine Co. Ltd. 15%

Changzhou Horizon Investment Co. Ltd. 25%

Changzhou Fuji Changchai Robin Gasoline Engine

Co. Ltd. 15%

992026 Semi-Annual Report of Changchai Company Limited

Jiangsu Changchai Machinery Co. Ltd. 25%

Changzhou Xingsheng Real Estate Management Co.Ltd. 5%

Zhenjiang Siyang Diesel Engine Manufacturing Co.Ltd. 15%

Changzhou Changniu Machinery Co. Ltd. 25%

2. Tax Preference

(1) On November 6 2024 the Company renewed its High-Tech Enterprise Certification and continued to enjoy a

preferential corporate income tax rate of 15% during the reporting period.

(2) Controlled subsidiary Changchai Wanzhou Diesel Engine Co. Ltd. qualifies for the 15% reduced corporate

income tax rate from January 1 2011 to December 31 2030 under the Notice on Tax Policies for the

Implementation of the Western Development Strategy (jointly issued by the Ministry of Finance General

Administration of Customs and State Taxation Administration) and the Announcement on Extending Western

Development Enterprise Income Tax Policies (Ministry of Finance Announcement [2020] No. 23).

(3) On November 6 2023 wholly-owned subsidiary Changzhou Fuji Changchai Robin Gasoline Engine Co. Ltd.

renewed its High-Tech Enterprise Certification and applied the 15% preferential tax rate during the reporting

period.

(4) Wholly-owned subsidiary Changzhou Xingsheng Property Management Co. Ltd. as a qualified small and

low-profit enterprise applied the 5% reduced tax rate for such entities during the reporting period.

(5) Subsidiary Zhenjiang Siyang Diesel Engine Manufacturing Co. Ltd. obtained its High-Tech Enterprise

Certification on November 18 2025 and maintained the 15% preferential tax rate during the reporting period.VII. Notes to Major Items in the Consolidated Financial Statements of the Company

1. Monetary Assets

Unit: RMB

Item Ending balance Beginning balance

Cash on hand 101773.73 164159.29

Bank deposits 970857332.81 1267225051.01

Other monetary assets 128177439.23 70842582.34

Total 1099136545.77 1338231792.64

Total amount of funds with usage

restrictions due to mortgage 156169488.67 90163871.20

pledge freezing or other reasons

Additional Notes:

As at the end of the reporting period the following monetary funds were restricted in use: bank acceptance note

deposits of RMB 127315712.80 letter of guarantee deposits and performance bond deposits of RMB

853775.87 and time deposits of RMB 28000000.

1002026 Semi-Annual Report of Changchai Company Limited

2. Trading Financial Assets

Unit: RMB

Item Ending balance Beginning balance

Financial assets at fair value

through profit or loss 542524651.65 372184689.98

Of which:

Stocks 40914780.00 73740010.00

Financial products 501609871.65 298444679.98

Of which:

Total 542524651.65 372184689.98

3. Notes Receivable

(1) Notes Receivable Listed by Category

Unit: RMB

Item Ending balance Beginning balance

Bank acceptance bill 169365705.45 386557535.74

Total 169365705.45 386557535.74

(2) Disclosure by Withdrawal Methods for Bad Debts

Unit: RMB

Ending balance Beginning balance

Carrying amount Bad debt Bad debtprovision Carrying amountCarryi provisionCategory Withdr ng Withdr

Carry

Amou Propor Amou awal value Amoun Proport Amoun awal

ing

nt tion nt proport t ion t proport value

ion ion

Notes

receivable for

which bad

debt 0.00 0.00% 0.00 0.00% 0.00 0.00 0.00% 0.00 0.00% 0.00

provision

separately

accrued

Of which:

Notes

receivable for

which bad 16936 100.00 16936 38655 100.00 3865debt 5705. % 0.00 0.00% 5705. 7535.7 0.00 0.00% 5753provision 45 45 4 % 5.74

accrued by

group

Of which:

Bank 16936 16936 38655 3865

acceptance 5705. 100.00% 0.00 0.00% 5705. 7535.7

100.00

% 0.00 0.00% 5753bills 45 45 4 5.74

Total 16936 100.005705. % 0.00 0.00%

1693638655100.003865

5705.7535.7%0.000.00%5753

1012026 Semi-Annual Report of Changchai Company Limited

454545.74

Name of the category for which allowance for doubtful debts is provided on a portfolio basis: Among the

portfolios bills receivable for which provision for impairment is made under the bank acceptance bill portfolio:

Unit: RMB

Ending balance

Category

Carrying amount Bad debt provision Withdrawal proportion

Bank acceptance bills 169365705.45 0.00 0.00%

Total 169365705.45 0.00

The allowance for doubtful accounts on notes receivable was recognized based on the general expected credit

loss model.□Applicable √Not applicable

(3) Notes Receivable Pledged by the Company at the Period-end: None

(4) Notes Receivable which Had been Endorsed by the Company or had been Discounted but had not Due

on the Balance Sheet Date at the Period-end

Unit: RMB

Item Amount of recognition termination Amount of not terminatedat the period-end recognition at the period-end

Bank acceptance bill 0.00 94396883.42

Total 0.00 94396883.42

(5) Notes Transferred to Accounts Receivable Due to Non-performance by Issuers at Period-end

As of the period-end there were no notes transferred to accounts receivable due to non-performance by issuers.

4. Accounts Receivable

(1) Disclosure by Aging

Unit: RMB

Aging Ending carrying amount Beginning carrying amount

Within 1 year (including 1 year) 1307107326.50 458742679.98

1 to 2 years 865066.34 986101.34

2 to 3 years 443595.20 1013726.45

Over 3 years 134566427.46 134667210.39

3 to 4 years 550815.51 895540.14

4 to 5 years 3438212.64 3687084.20

Over 5 years 130577399.31 130084586.05

Total 1442982415.50 595409718.16

(2) Disclosure by Withdrawal Methods for Bad Debts

Unit: RMB

Category Ending balance Beginning balanceCarrying amount Bad debt Carryi Carrying Bad debt Carrying

1022026 Semi-Annual Report of Changchai Company Limited

provision ng amount provision value

Withdr value Withdr

Amou Propor Amou awal Amou Propor Amou awal

nt tion nt proport nt tion nt propor

ion tion

Accounts

receivable

withdrawal 24733 24733 28329 28329

of Bad debt 157.3 1.71% 157.3 100.00% 0.00 310.0 4.76% 310.0

100.00

% 0.00provision 2 2 7 7

separately

accrued

Of which:

Accounts

receivable

withdrawal 1418 98.29 13604 1282 56708 95.24 11533

of bad debt 24925 % 3822. 9.59% 20543 0408. 1875.

20.34451748

provision of 8.18 94 5.24 09

%75%532.34

by group

Of which:

Accounts

receivable

for which

bad debt 1418

provision 24925 98.29

1360412825670811533

%3822.9.59%205430408.

95.241875.20.34451748

accrued by 8.18 94 5.24 09 % 75 % 532.34

credit risk

features

group

14421607712825954014366

Total 98241 —— 6980. —— 20543 9718. 1185. 451748—— ——

5.50265.241682532.34

Individually Assessed Bad Debt Provisions: RMB 24733157.32 including significant impairment items of

RMB 22535786.64. The details are presented below:

Unit: RMB

Beginning balance Ending balance

Name Carrying Bad debt Carrying Bad debt Withdraw Reason for

amount provision amount provision alproportion withdraw

Customer 1 5972101.90 5972101.90 5972101.90 5972101.90 100.00% Difficult torecover

Customer 2 4592679.05 4592679.05 4592679.05 4592679.05 100.00% Difficult torecover

Customer 3 2584805.83 2584805.83 2584805.83 2584805.83 100.00% Difficult torecover

Customer 4 2254860.60 2254860.60 2254860.60 2254860.60 100.00% Difficult torecover

Customer 5 2025880.18 2025880.18 2025880.18 2025880.18 100.00% Difficult torecover

Customer 6 1902326.58 1902326.58 1902326.58 1902326.58 100.00% Difficult torecover

Customer 7 1682721.03 1682721.03 1639132.43 1639132.43 100.00% Difficult torecover

1032026 Semi-Annual Report of Changchai Company Limited

Customer 8 1564000.07 1564000.07 1564000.07 1564000.07 100.00% Difficult torecover

Total 22579375.24 22579375.24 22535786.64 22535786.64

Withdrawal of bad debt provision by group: Provision for bad debts by credit risk characteristic group

Unit: RMB

Name Ending balanceCarrying amount Bad debt provision Withdrawal proportion

Within 1 year 1306904778.43 26138095.57 2.00%

1 to 2 years 865066.34 43253.32 5.00%

2 to 3 years 443595.20 66539.28 15.00%

3 to 4 years 27852.41 8355.72 30.00%

4 to 5 years 550966.88 330580.13 60.00%

Over 5 years 109456998.92 109456998.92 100.00%

Total 1418249258.18 136043822.94

The allowance for doubtful accounts on accounts receivable was recognized based on the general expected

credit loss model:

□Applicable √Not applicable

(3) Bad Debt Provision Withdrawal Reversed or Recovered in the Current Period

Withdrawal of bad debt provision:

Unit: RMB

Beginning Changes in the current periodCategory balance Reversed or Other Ending balanceWithdrawal recovered Verification s

Bad debt

provision

separately 28329310.07 -3505152.75 91000.00 24733157.32

accrued

Withdrawal

of bad debt

provision by 115331875.75 20711947.19 136043822.94

group

Total 143661185.82 17206794.44 91000.00 160776980.26

(4) Accounts Receivable Written-off in Current Period: None

(5) Top 5 of the Ending Balance of the Accounts Receivable and the Contract Assets Collected according

to Arrears Party

Unit: RMB

Ending balance

Proportion to of bad debt

Ending balance total ending provision of

Name of the Ending balance Ending balance of accounts balance of accounts

entity of accounts of contractreceivable assets receivable and accounts receivable andcontract assets receivable and impairment

contract assets provision for

contract assets

Customer 1 774539761.50 0.00 774539761.50 53.68% 15490795.20

1042026 Semi-Annual Report of Changchai Company Limited

Customer 2 85701507.99 0.00 85701507.99 5.94% 1714030.16

Customer 3 47428859.37 0.00 47428859.37 3.29% 948577.19

Customer 4 44670600.00 0.00 44670600.00 3.10% 893412.00

Customer 5 35399769.65 0.00 35399769.65 2.45% 707995.39

Total 987740498.51 0.00 987740498.51 68.46% 19754809.94

5. Accounts Receivable Financing

(1) Accounts Receivable Financing Listed by Category

Unit: RMB

Item Ending balance Beginning balance

Bank acceptance bills 59605955.92 165125708.93

Total 59605955.92 165125708.93

(2) Notes Receivable Pledged by the Company at the Period-end: None

(3) Accounts receivable financing which had been endorsed by the Company or had discounted but had

not due at the period-end

Unit: RMB

Category Amount of recognition termination Amount of not terminatedat the period-end recognition at the period-end

Bank acceptance bill 15218934.69

Total 15218934.69

(4) Changes in Receivables Financing and Fair Value Fluctuations During the Reporting Period

Unit: RMB

Beginning balance Changes in the current period Ending balance

Item Fair Fair

Cost Fair ValueChanges Cost Value Cost ValueChanges Changes

Notes

Receivable 165125708.93 -105519753.01 59605955.92

6. Other Receivables

Unit: RMB

Item Ending balance Beginning balance

Dividend receivable 5456880.00 0.00

Other receivables 7348319.65 5495898.75

Total 12805199.65 5495898.75

1052026 Semi-Annual Report of Changchai Company Limited

(1)Dividend receivable

1) Classification of dividends receivable

Unit: RMB

Projects (or Investee Entities) Ending balance Beginning balance

Bank of Jiangsu 2025 Dividend

Distribution 5456880.00 0.00

Total 5456880.00 0.00

(2)Other Receivables

1) Other Receivables Classified by Accounts Nature

Unit: RMB

Nature Ending carrying value Beginning carrying value

Margin and cash pledge 1300.00 1300.00

Inter-entity current accounts 23978589.86 23131823.56

Compensation receivable 3348087.00 3348087.00

Petty cash and borrowings by

employees 1295302.44 797076.58

Other 14471797.00 13929431.10

Total 43095076.30 41207718.24

2) Disclosure by Aging

Unit: RMB

Aging Ending carrying amount Beginning carrying amount

Within 1 year (including 1 year) 7170444.01 5218085.95

1 to 2 years 106851.06 173751.06

2 to 3 years 112959.03 104059.03

Over 3 years 35704822.20 35711822.20

3 to 4 years 169485.76 176485.76

4 to 5 years 12802.00 12802.00

Over 5 years 35522534.44 35522534.44

Total 43095076.30 41207718.24

3) Disclosure by Withdrawal Methods for Bad Debts

√Applicable □Not applicable

Provision for bad debts based on general model of expected credit losses

Unit: RMB

First stage Second stage Third stage

Expected credit Expected loss in Expected loss inBad debt provision

loss of the next 12 the duration (credit the duration (credit

Total

months impairment not impairmentoccurred) occurred)

Balance of 1 January

2026104361.7284923.3335522534.4435711819.49

1062026 Semi-Annual Report of Changchai Company Limited

Balance of 1 January

2026 in the Current

Period

--Transfer to Second

stage -5342.55 5342.55 0.00

-- Transfer to Third

stage

-- Reverse to Second

stage

-- Reverse to First stage

Withdrawal of the

Current Period 44389.71 -9452.55 34937.16

Reversal of the Current

Period

Write-offs of the Current

Period

Verification of the

Current Period

Other changes

Balance of 30 June 2026 143408.88 80813.33 35522534.44 35746756.65

The basis for the division of each stage and the withdrawal proportion of bad debt provision: None

Changes of carrying amount with significant amount changed of loss provision in the current period

□Applicable √Not applicable

4) Bad Debt Provision Withdrawn Reversed or Recovered in the Current Period

Withdrawal of bad debt provision:

Unit: RMB

Beginning Changes in the current period

Category balance Withdrawal Reversed or

Charged- Ending

recovered off/Written- Others balanceoff

Bad debt

provision

separately 5601964.53 5601964.53

accrued

Withdrawal

of bad debt

provision by 30109854.96 34937.16 30144792.12

group

Total 35711819.49 34937.16 35746756.65

5)Write-off of Other Receivables During the Reporting Period: None

6) Top 5 of the Ending Balance of Other Receivables Collected according to the Arrears Party

Unit: RMB

Proportion to Ending

Name of the entity Nature Endingbalance Aging

total ending

balance of other balance of bad

receivables % debt provision

1072026 Semi-Annual Report of Changchai Company Limited

Housing Expropriation and

Compensation Service Compensati

Center of Sanjing on 3348087.00 Within 1

Subdistrict Xinbei receivable year

7.77%66961.74

District Changzhou City

Changzhou Compressor Intercourse Over 5

Factory funds 2940000.00 years 6.82% 2940000.00

Changchai Group Imp. & Intercourse Over 5

Exp. Co. Ltd. funds 2853188.02 years 6.62% 2853188.02

Changzhou New District Intercourse Over 5

Accounting Center funds 1626483.25 years 3.77% 1626483.25

Changchai Group Intercourse

Settlement Center funds 1128676.16

Over 5

years 2.62% 1128676.16

Total 11896434.43 27.61% 8615309.17

7. Prepayments

(1) Prepayment Listed by Aging Analysis

Unit: RMB

Ending balance Beginning balance

Aging

Amount Proportion Amount Proportion

Within 1 year 5971162.39 84.33% 21279375.93 95.05%

1 to 2 years 1000954.68 14.14% 1063808.41 4.75%

2 to 3 years 101921.50 1.44% 39067.77 0.17%

Over 3 years 6850.00 0.10% 6850.00 0.03%

Total 7080888.57 22389102.11

(2) Top 5 Prepayment in Ending Balance Collected according to the Prepayment Target

Unit: RMB

Name of the entity Ending balance Proportion of Total PrepaymentBalance at Period-End (%)

Suppliers 1 686364.94 9.69%

Suppliers 2 672454.04 9.50%

Suppliers 3 560105.26 7.91%

Suppliers 4 498009.00 7.03%

Suppliers 5 402153.08 5.68%

Total 2819086.32 39.81%

8. Inventories

Whether the Company needs to comply with the disclosure requirements for the real estate industry: No

(1) Category of Inventory

Unit: RMB

Ending balance Beginning balance

Item Carrying Depreciation Carrying Carrying Depreciation Carrying

amount reserves of value amount reserves of value

1082026 Semi-Annual Report of Changchai Company Limited

inventories or inventories or

impairment impairment

provision for provision for

contract contract

performance performance

costs costs

Raw 224240927. 14152414.2 210088512. 217633853. 14119489.7 203514363.materials 24 6 98 60 2 88

Materials

processed on 14345585.5 0.00 14345585.5 15152812.7 0.00 15152812.7

commission 6 6 0 0

Goods in 81669881.0 3190199.23 78479681.8 73699810.2process 5 2 7 3405243.63

70294566.6

4

Finished 295468662. 33103181.1 262365481. 499741040. 33057275.5 466683764.goods 33 4 19 42 9 83

Low priced

and easily 1566541.89 0.00 1566541.89 1437928.10 0.00 1437928.10

worn articles

Total 617291598. 50445794.6 566845803. 807665445. 50582008.9 757083436.07 3 44 09 4 15

(2) Falling Price Reserves of Inventory and Impairment Reserves for Contract Performance Costs

Unit: RMB

Beginning Increase Decrease

Item balance Withdrawal Others Transferred-back Ending balanceor charged-off Others

Raw

materials 14119489.72 176853.84 143929.30 14152414.26

Goods in

process 3405243.63 0.00 215044.40 3190199.23

Finished

goods 33057275.59 733995.60 688090.05 33103181.14

Total 50582008.94 910849.44 1047063.75 50445794.63

9. Other Current Assets

Unit: RMB

Item Ending balance Beginning balance

The VAT tax credits 14580916.77 16444311.47

Prepaid corporate income tax 681492.41 2492261.30

Prepaid expense 276462.08 84155.21

Total 15538871.26 19020727.98

10. Other Equity Instrument Investment

Unit: RMB

Gains Losses Accumul Accumul Dividend Reason

Beginnin recorded recorded ative ative income forItem g balance in other in other gains losses recognize

Ending

assigning

comprehe comprehe recorded recorded d in balance to

nsive nsive in other in other current measure

1092026 Semi-Annual Report of Changchai Company Limited

income in income in comprehe comprehe year in fair

the the nsive nsive value of

current current income in income in which

period period the the changes

current current included

period period other

comprehe

nsive

income

Non- Non-

trading

equity 9813612 7447000 8042382 1319994 9888082

trading

95.81 .00 95.81 0.00 95.81 equityinvestme investme

nt nt

Total 9813612 7447000 8042382 1319994 988808295.81 .00 95.81 0.00 95.81

Non-trading equity instrument investment disclosed by category

Unit: RMB

Reason for

Amount of assigning to Reason for

other measure by otherDividend fair value comprehensi

Item income Accumulated Accumulated comprehensi

recognized gains losses ve transferred

with changes ve income

to retained included in transferred to

earnings other retainedcomprehensi earnings

ve income

Changzhou

Synergetic

Innovation

Private 216061295.Non-trading

81 equityEquity Fund investment

(Limited

Partnership)

Foton Motor 378927750. Non-trading

Co. Ltd. 00 equityinvestment

Bank of

Jiangsu Co. 13199940.0 208132200.Non-trading

equity

Ltd. 0 00 investment

11. Long-term Equity Investment

Unit: RMB

Begin Increase/decrease

Begin ning Gain Adjus Endin

ning balan or Cash Withd Endin g

balan ce of loss

tment bonus rawal g balan

Invest ce depre Addit Redu recog

of

other Chan or of balan ce of

ees (carry ciatio ional ced nized comp ges in profit depre Other ce depre

ing n invest invest under

ment ment the rehen

other annou ciatio (carry ciatio

value) reserv sive equity nced n ing n

es equity

metho incom

to reserv value) reserv

e issue es esd

1102026 Semi-Annual Report of Changchai Company Limited

I. Joint venture

Subto

tal 0.00 0.00 0.00 0.00

II. Associated enterprises

Beijin

g

Tsing

hua

Indust

rial

Invest 0.00 44182.50 0.00

4418

ment 2.50

Mana

geme

nt

Co.Ltd.Subto 0.00 4418tal 2.50 0.00

4418

2.50

Total 0.00 4418 44182.50 0.00 2.50

The recoverable amount is determined based on the net amount of the fair value minus disposal costs

□ Applicable √ Not applicable

The recoverable amount is determined by the present value of the forecasted future cash flow.□ Applicable √ Not applicable

The reason for the discrepancy between the foregoing information and the information used in the impairment

tests in prior years or external information: Not applicable

The reason for the discrepancy between the information used in the Company's impairment tests in prior years

and the actual situation of those years: Not applicable

12. Other Non-current Financial Assets

Unit: RMB

Item Ending balance Beginning balance

Financial Assets at Fair Value

Through Profit or Loss 338118757.03 337118757.03

Total 338118757.03 337118757.03

Other notes: The Company's subsidiary Changzhou Horizon Investment Co. Ltd. together with Changzhou

Investment Group Co. Ltd. and other parties jointly established Yuanzhi Changtou Xingyu (Changzhou)

Equity Investment Partnership (Limited Partnership). This investment is accounted for using the fair value

measurement method. As at June 30 2026 Yuanzhi Changtou Xingyu (Changzhou) Equity Investment

Partnership (Limited Partnership) had not yet made any external investments.

13. Investment Property

(1) Investment Property Adopting the Cost Measurement Mode

√ Applicable □ Not applicable

Unit: RMB

1112026 Semi-Annual Report of Changchai Company Limited

Item Houses and buildings Total

I. Original carrying value

1. Beginning balance 87632571.14 87632571.14

2. Increased amount of the period

(1) Outsourcing

(2) Transfer from inventories/fixed

assets/construction in progress

(3) Enterprise combination

increase

3. Decreased amount of the period

(1) Disposal

(2) Other transfer

4. Ending balance 87632571.14 87632571.14

II. Accumulative depreciation and

accumulative amortization

1. Beginning balance 51988440.15 51988440.15

2. Increased amount of the period 1048356.78 1048356.78

(1) Withdrawal or amortization 1048356.78 1048356.78

3. Decreased amount of the period

(1) Disposal

(2) Other transfer

4. Ending balance 53036796.93 53036796.93

III. Depreciation reserves

1. Beginning balance

2. Increased amount of the period

(1) Withdrawal

3. Decreased amount of the period

(1) Disposal

(2) Other transfer

4. Ending balance

IV. Carrying value

1. Ending carrying value 34595774.21 34595774.21

2. Beginning carrying value 35644130.99 35644130.99

The recoverable amount is determined based on the net amount of the fair value minus disposal costs

□ Applicable √ Not applicable

The recoverable amount is determined by the present value of the forecasted future cash flow.□ Applicable √ Not applicable

The reason for the discrepancy between the foregoing information and the information used in the impairment

tests in prior years or external information: Not applicable

The reason for the discrepancy between the information used in the Company's impairment tests in prior years

and the actual situation of those years: Not applicable

14. Fixed Assets

Unit: RMB

Item Ending balance Beginning balance

Fixed assets 517154616.58 550316120.80

1122026 Semi-Annual Report of Changchai Company Limited

Total 517154616.58 550316120.80

(1) List of Fixed Assets

Unit: RMB

Item Houses and Machinery Transportation Otherbuildings equipment equipment equipment Total

I. Original

carrying value

1. Beginning 635923706.34 1053739766.8 14849730.20 63813419.30 1768326622.7balance 6 0

2. Increased

amount of the 1064862.21 503595.09 503663.71 108285.19 2180406.20

period

(1) Purchase 503595.09 503663.71 108285.19 1115543.99

(2) Transfer

from

construction in 1064862.21 1064862.21

progress

(3) Enterprise

combination

increase

3. Decreased

amount of the 42413.54 1325145.33 1119765.75 1247501.59 3734826.21

period

(1) Disposal or

scrap 42413.54 1325145.33 1119765.75 1247501.59 3734826.21

4. Ending

balance 636946155.01

1052918216.6

214233628.1662674202.90

1766772202.6

9

II. Accumulated

Depreciation

1. Beginning 320282601.35 838703968.67 10435455.04 48573086.84 1217995111.9balance 0

2. Increased

amount of the 9692241.37 22041660.29 661605.29 2942932.51 35338439.46

period

(1) Withdraw 9692241.37 22041660.29 661605.29 2942932.51 35338439.46

3. Decreased

amount of the 42413.54 1324039.14 1119765.75 1245136.82 3731355.25

period

(1) Disposal or

scrap 42413.54 1324039.14 1119765.75 1245136.82 3731355.25

4. Ending

balance 329932429.18 859421589.82 9977294.58 50270882.53

1249602196.1

III. Impairment

Provision

1. Beginning

balance 15390.00 15390.00

2. Increased

amount of the

period

(1) Withdraw

3. Decreased

amount of the

period

1132026 Semi-Annual Report of Changchai Company Limited

(1) Disposal or

scrap

4. Ending

balance 15390.00 15390.00

IV. Carrying

value

1. Ending

carrying value 307013725.83 193481236.80 4256333.58 12403320.37 517154616.58

2. Beginning

carrying value 315641104.99 215020408.19 4414275.16 15240332.46 550316120.80

(2) List of Temporarily Idle Fixed Assets

Unit: RMB

Item Original Accumulative Depreciationcarrying value depreciation reserves Carrying value Note

Houses and

buildings 58513102.14 53799477.66 4713624.48

Transportation

equipment 42837700.44 41742641.14 1095059.30 Refer to note 1

Other

equipment 1059544.05 1053147.47 6396.58

Machinery

equipment 22800.00 7410.00 15390.00 0.00

Note 1: Due to public interest requirements for urban redevelopment the People's Government of Xinbei District

Changzhou has decided to expropriate buildings within the scope of the Sanjing Subdistrict Foundry Plant and

surrounding area urban renewal project (Phase I). The expropriation area covers the Company's former foundry

base where some fixed assets of the original foundry base remain idle.

15. Construction in Progress

Unit: RMB

Item Ending balance Beginning balance

Construction in progress 4067335.75 2801650.98

Total 4067335.75 2801650.98

(1) List of Construction in Progress

Unit: RMB

Ending balance Beginning balance

Item Carrying Depreciation Carrying Carrying Depreciation Carrying

amount reserves value amount reserves value

Technology

Center

Innovation

Capability 597345.00 597345.00 597345.00 597345.00

Construction

Project

Equipment

Installation

Pending 2602562.74 2602562.74 1449260.11 1449260.11

Project

1142026 Semi-Annual Report of Changchai Company Limited

Miscellaneou

s Engineering 867428.01 867428.01 755045.87 755045.87

Works

Total 4067335.75 4067335.75 2801650.98 2801650.98

(2) Significant Changes in Construction-in-Progress Projects During the Current Period

Unit: RMB

Item Beginning New Transfers to

Transfers to

balance additions fixed assets intangible

Ending Sources of

assets balance Funds

Payments for

equipment

installation

and 1449260.11 2218164.84 1064862.21 2602562.74

Self-owned

funds

construction

projects

Total 1449260.11 2218164.84 1064862.21 2602562.74

(3)Impairment Test of Construction in Progress

□Applicable √Not applicable

16. Intangible Assets

(1) List of Intangible Assets

Unit: RMB

Item Land use right Software License fee Trademark useright Total

I. Original

carrying value

1. Beginning

balance 197308383.96 23252145.58 5538000.00 1650973.47 227749503.01

2. Increased

amount of the

period

(1) Purchase

(2) Internal

R&D

(3) Business

combination

increase

3. Decreased

amount of the

period

(1) Disposal

4. Ending

balance 197308383.96 23252145.58 5538000.00 1650973.47 227749503.01

II. Accumulated

amortization

1. Beginning

balance 66686043.81 21559610.41 4897733.02 854763.16 93998150.40

1152026 Semi-Annual Report of Changchai Company Limited

2. Increased

amount of the 1939018.08 1002410.77 274399.98 82830.66 3298659.49

period

(1) Withdrawal 1939018.08 1002410.77 274399.98 82830.66 3298659.49

3. Decreased

amount of the

period

(1) Disposal

4. Ending

balance 68625061.89 22562021.18 5172133.00 937593.82 97296809.89

III.Depreciation

reserves

1. Beginning

balance

2. Increased

amount of the

period

(1) Withdrawal

3. Decreased

amount of the

period

(1) Disposal

4. Ending

balance

IV. Carrying

value

1. Ending

carrying value 128683322.07 690124.40 365867.00 713379.65 130452693.12

2. Beginning

carrying value 130622340.15 1692535.17 640266.98 796210.31 133751352.61

17. Long-term Prepaid Expenses

Unit: RMB

Item Beginningbalance Increase

Amortized

amount Decrease Ending balance

Trademark

renewal fee 527722.40 64554.46 34294.89 557981.97

External power

line access 2069749.99 159211.56 1910538.43

project

Total 2597472.39 64554.46 193506.45 2468520.40

18. Deferred Income Tax Assets/Deferred Income Tax Liabilities

(1) Deferred Income Tax Assets that Had not Been Off-set

Unit: RMB

Ending balance Beginning balance

Item Deductible Deductible

temporary Deferred income temporary Deferred income

difference tax assets difference tax assets

Bad debt provision 28464400.04 4404308.52 11785788.50 1762815.70

1162026 Semi-Annual Report of Changchai Company Limited

Provisions 65000.00 9750.00 65000.00 9750.00

Advance tax paid on

pre-collected

demolition 30000000.00 4500000.00 30000000.00 4500000.00

compensation

Unrealized internal

transaction losses 6677181.18 1087683.49 6609172.38 1077482.17

Total 65206581.22 10001742.01 48459960.88 7350047.87

(2) Deferred Income Tax Liabilities Had Not Been Offset

Unit: RMB

Ending balance Beginning balance

Item Taxable temporary Deferred income Taxable temporary Deferred income

difference tax liabilities difference tax liabilities

Assets evaluation

appreciation for

business

combination not 5011361.53 751704.23 5112778.94 766916.83

under the same

control

Changes of fair

value of other

equity instrument 1016563495.57 155121790.14 1029621110.21 158682604.30

investments

Total 1021574857.10 155873494.37 1034733889.15 159449521.13

(3) List of Unrecognized Deferred Income Tax Assets

Unit: RMB

Item Ending balance Beginning balance

Deductible temporary differences 219902802.55 218964615.72

Deductible tax losses 73935125.13 73431275.08

Total 293837927.68 292395890.80

(4) Deductible Losses of Unrecognized Deferred Income Tax Assets will be due in the Following Years

Unit: RMB

Years Ending balance Beginning balance

20301489106.181489106.18

20311284090.551284090.55

203211818605.7511818605.75

203350340092.0150340092.01

20348454322.698454322.69

203545057.9045057.90

2036503850.05

Total 73935125.13 73431275.08

19. Other Non-current Assets

Unit: RMB

Item Ending balance Beginning balance

1172026 Semi-Annual Report of Changchai Company Limited

Carrying Depreciation Carrying Carrying Depreciation Carrying

amount reserves value amount reserves value

Prepayments

for the

acquisition of 1987922.73 1987922.73 1941866.73 1941866.73

long-term

assets

Assets held

for disposal 3657345.68 3657345.68 3657345.68 3657345.68

Investment in

Changzhou

Changtou

Xinhui No.1

Equity 3903834.51 3903834.51 3903834.51 3903834.51

Investment

Fund

(Limited

Partnership)

Total 9549102.92 9549102.92 9503046.92 9503046.92

Other notes:

The assets to be disposed of represent the buildings and equipment demolished in connection with the urban

renewal project on the plot of the Changzhou Sanjing Branch of Changchai Company Limited (see Note XVI 2

for details). The Company has received the first installment of compensation of RMB 30000000.00 and expects

that such compensation will be sufficient to cover the related demolition losses. The Company has transferred the

carrying amount of the demolished fixed assets to other non-current assets.The investment in Changzhou Changtou Xinhui No. 1 Equity Investment Fund (Limited Partnership) was

established by the Company's subsidiary Changzhou Horizon Investment Co. Ltd. together with Changzhou

Investment Group Co. Ltd. and Changzhou Xinhui Private Equity Fund Management Co. Ltd. As the Company

has significant influence over the fund the investment is accounted for using the equity method. As at June 30

2026 Changzhou Changtou Xinhui No. 1 Equity Investment Fund (Limited Partnership) had not yet made any

external investments.

20. Assets with Restricted Ownership or Right of Use

Unit: RMB

Ending balance Beginning balance

Item Carrying Carrying Type of Status of Carrying Carrying Type of Status of

amount value restriction restriction amount value restriction restriction

Bank Bank

Acceptan Acceptan

ce Bill ce Bill

Guarante Guarante

es Letter es Letter

of of

Guarante Guarante

Monetary 1561694 1561694 Occupied e Occupied e

assets 88.67 88.67 as cash Deposits

9016387 9016387 as cash Deposits

deposit Performa 1.20 1.20 deposit Performa

nce nce

Bonds Bonds

Time Time

Deposits Deposits

and and

Accrued Accrued

Interest Interest

1182026 Semi-Annual Report of Changchai Company Limited

etc. etc.As at the As at the

end of the end of the

reporting reporting

period period

Notes bills bills

receivabl Payment discounte Payment discounte

e -- obligation d by the obligation d by the

outstandi 7521472 7521472 s for Company 7709960 7709960 s for Company

ng .93 .93 discounte that were 0.00 0.00 discounte that were

discounte d bills not outstandi d bills not outstandi

d notes yet due ng / not yet due ng / notyet due as yet due as

at the at the

balance balance

sheet sheet

date. date.At the At the

end of the end of the

reporting reporting

period period

Notes Payment theCompany Payment

the

receivabl Obligatio Company

e -- ns for had

Obligatio

ns for had

outstandi 8687541 8687541 Transferr endorsed 5915235 59152350.49 0.49 bills that 1.53 1.53 Transferr

endorsed

ng ed Bills remained ed Bills

bills that

transferre Before remained

d notes Maturity outstandi

Before

Maturity outstanding as of ng as of

the the

balance balance

sheet sheet

date. date.Total 2505663 2505663 2264158 226415872.09 72.09 22.73 22.73

21. Short-term Borrowings

(1) Category of Short-term Borrowings

Unit: RMB

Item Ending balance Beginning balance

Bank acceptance bills with

financing nature 7521472.93 88926344.09

Total 7521472.93 88926344.09

22. Notes Payable

Unit: RMB

Item Ending balance Beginning balance

Bank acceptance bill 816214639.72 562313345.98

Total 816214639.72 562313345.98

1192026 Semi-Annual Report of Changchai Company Limited

23. Accounts Payable

(1) List of Accounts Payable

Unit: RMB

Item Ending balance Beginning balance

Payment for goods 770623751.24 793473800.05

Total 770623751.24 793473800.05

(2) Significant Accounts Payable Aging over One Year or Overdue

Unit: RMB

Item Ending balance Unpaid/ Un-carry-over reason

Payables for goods and services 63983953.48 Not yet settled

Total 63983953.48

24. Other Payables

Unit: RMB

Item Ending balance Beginning balance

Dividends payable 3891433.83 3891433.83

Other payables 135545268.68 130728339.00

Total 139436702.51 134619772.83

(1) Dividends Payable

Unit: RMB

Item Ending balance Beginning balance

Ordinary share dividends 3243179.97 3243179.97

Dividends for non-controlling

shareholders 648253.86 648253.86

Total 3891433.83 3891433.83

Other notes: The important dividends payable that have been outstanding for more than one year and the

reasons for non-payment shall be disclosed: the dividends have not been collected by the shareholders.

(2) Other Payables

1) Other Payables Listed by Nature of Account

Unit: RMB

Item Ending balance Beginning balance

Margin & cash pledged 2624473.46 2623449.83

Intercompany balances 15088416.19 10899458.04

Personal advances and receivables 588789.55 576193.19

Sales discounts and product

warranties 97392973.70 96890648.05

Other 19850615.78 19738589.89

1202026 Semi-Annual Report of Changchai Company Limited

Total 135545268.68 130728339.00

2) Significant Other Payables Aging over One Year

Other notes: The significant other payables with aging over one year at period-end mainly consist of unsettled

temporary receipts and outstanding payables.

25. Advances from customers

(1) List of Advances from customers

Unit: RMB

Item Ending balance Beginning balance

Advance rental receipts 0.00 112510.00

Advance receipts for land

compensation 30000000.00 30000000.00

Total 30000000.00 30112510.00

26. Contract liabilities

Unit: RMB

Item Ending balance Beginning balance

Advance receipts from contracts 40356723.37 40040496.36

Total 40356723.37 40040496.36

27. Employee benefits payable

(1) List of employee benefits payable

Unit: RMB

Item Beginning balance Increase Decrease Ending balance

I. Short-term salary 56773482.39 126481130.39 169762254.70 13492358.08

II. Post-

employment

benefit-defined 17321614.13 17321614.13

contribution plans

III. Termination

benefits

IV. Current portion

of other benefits

Total 56773482.39 143802744.52 187083868.83 13492358.08

(2) List of Short-term Salary

Unit: RMB

Item Beginning balance Increase Decrease Ending balance

1. Salary bonus

allowance subsidy 49306856.68 101693280.90 144741467.87 6258669.71

1212026 Semi-Annual Report of Changchai Company Limited

2.Employee welfare 1592.74 2009593.45 2009593.45 1592.74

3. Social insurance 10354250.37 10354250.37

Of which: Medical

insurance premiums 8419990.34 8419990.34

Work-related injury

insurance 1118608.56 1118608.56

Maternity insurance 815651.47 815651.47

4. Housing fund 9776655.00 9776655.00

5.Labor union budget

and employee 7465032.97 2647350.67 2880288.01 7232095.63

education budget

Total 56773482.39 126481130.39 169762254.70 13492358.08

(3) List of Defined Contribution Plans

Unit: RMB

Item Beginning balance Increase Decrease Ending balance

1. Basic pension

benefits 16799631.92 16799631.92

2. Unemployment

insurance 521982.21 521982.21

3. Enterprise

annuities

Total 17321614.13 17321614.13

28. Taxes Payable

Unit: RMB

Item Ending balance Beginning balance

VAT 2073676.11 1069751.94

Corporate income tax 787492.46 916971.53

Personal income tax 596645.16 76698.17

Urban maintenance and

construction tax 174476.40 77057.10

Property tax 1788689.72 1699964.72

Land use tax 1046742.25 943261.64

Stamp duty 526199.65 447535.62

Education Surcharge 124625.99 55007.72

Environmental protection tax 39548.81 19278.44

Total 7158096.55 5305526.88

29. Other Current Liabilities

Unit: RMB

Item Ending balance Beginning balance

Sale service fee 205632.35 180123.89

Electric charge 5015050.62 5274196.04

Tax to be transferred 4366396.51 4422202.18

Estimated share value added tax 840782.94 1661977.36

1222026 Semi-Annual Report of Changchai Company Limited

Obligation to pay bills transferred

before maturity 86875410.49 59152351.53

Other withholding expenses 1765236.25 1981905.98

Total 99068509.16 72672756.98

30. Provisions

Unit: RMB

Item Ending balance Beginning balance Reason for formation

Product warranty 60362270.57 83448865.86 Estimated after-salesexpenses

Total 60362270.57 83448865.86

31. Deferred Income

Unit: RMB

Item Beginning Reason forbalance Increase Decrease Ending balance formation

Government Government

grants 25976437.56 1704864.73 24271572.83 fundingappropriation

Total 25976437.56 1704864.73 24271572.83

Note:

Liability items involving government grants

Unit: RMB

Amount

recorded into

Item Beginning Amount of other income Other

Related to

balance new subsidy in the changes Ending balance assets/related

Reporting income

Period

National major project

special allocations-

Flexible processing

production line for 6963303.00 759633.00 6203670.00

Related to

assets

cylinders of diesel

engines

Remove compensation 15849869.50 332986.81 15516882.69 Related toassets

Research and

development and

industrialization

allocations of national

III/IV standard high- 3163265.06 612244.92 2551020.14

Related to

assets

powered efficient

diesel engine for

agricultural use

Total 25976437.56 1704864.73 24271572.83 ——

1232026 Semi-Annual Report of Changchai Company Limited

32. Share Capital

Unit: RMB

Beginning Increase/decrease (+/-)

balance New shares Bonus Bonus Ending

issued shares issue from Other Subtotal balanceprofit

The sum of 70569250 70569250

shares 7.00 7.00

33. Capital Reserves

Unit: RMB

Item Beginning balance Increase Decrease Ending balance

Capital premium

(premium on stock) 620899001.27

620899001.27

Other capital reserves 20171432.63 20171432.63

Total 641070433.90 641070433.90

34. Other Comprehensive Income

Unit: RMB

Reporting Period

Less: Less:

Recorded Recorded

in other in other

comprehe comprehe

Income nsive

nsive Attributa

Beginnin before income in

income in Attributa ble to

Item prior Less: ble to theg balance taxation prior period Income Company non- Ending

in the period and tax as the controllin balance

Current and g

Period transferre

transferre expense parent

d in profit d in after tax

interests

or loss in retained

after tax

the earnings

Current in the

Period CurrentPeriod

I. Other

comprehe

nsive

income

that will 6772726 7447000 1117050 6329950 6836025

not be 01.44 .00 .00 .00 51.44

reclassifie

d to profit

or loss

Changes

in fair

value of 6772726 7447000 1117050 6329950 6836025

other 01.44 .00 .00 .00 51.44

equity

1242026 Semi-Annual Report of Changchai Company Limited

instrumen

t

investme

nt

Total of

other

comprehe 6772726 7447000 1117050 6329950 6836025

nsive 01.44 .00 .00 .00 51.44

income

Other notes including the adjustment of the effective gain/loss on cash flow hedges to the initial recognized

amount: None

35. Specific Reserve

Unit: RMB

Item Beginning balance Increase Decrease Ending balance

Safety production

cost 23936408.22 3820655.49 1736172.85 26020890.86

Total 23936408.22 3820655.49 1736172.85 26020890.86

36. Surplus Reserves

Unit: RMB

Item Beginning balance Increase Decrease Ending balance

Statutory surplus

reserves 357298023.33 357298023.33

Discretional surplus

reserves 13156857.90 13156857.90

Total 370454881.23 370454881.23

37. Retained Earnings

Unit: RMB

Item Reporting Period Same period of last year

Beginning balance of retained

earnings before adjustments 1024763845.76 983627999.95

Beginning balance of retained

earnings after adjustments 1024763845.76 983627999.95

Add: Net profit attributable to

shareholders of the Company as 105059653.98 73422814.69

the parent

Less:Dividend of ordinary shares

payable 15525235.15 7056925.07

Ending retained earnings 1114298264.59 1049993889.57

Adjustments to opening retained earnings details:

(1) Retrospective adjustment due to the Accounting Standards for Business Enterprises and related new

regulations: RMB 0.00 impact on opening retained earnings.

(2) Change in accounting policies: RMB 0.00 impact on opening retained earnings.

(3) Correction of material accounting errors: RMB 0.00 impact on opening retained earnings.

1252026 Semi-Annual Report of Changchai Company Limited

(4) Changes in consolidation scope due to transactions under common control: RMB 0.00 impact on opening

retained earnings.

(5) Other adjustments net impact on opening retained earnings: RMB 0.00.

38. Operating Revenue and Cost of Sales

Unit: RMB

Item Reporting Period Same period of last yearOperating revenue Cost of sales Operating revenue Cost of sales

Main operations 1645957037.35 1400183437.95 1537977952.94 1342621700.34

Other operations 23829636.13 21348564.64 23208672.89 18852404.99

Total 1669786673.48 1421532002.59 1561186625.83 1361474105.33

Disaggregated information of revenue and cost of sales:

Unit: RMB

Contract Segment revenue 1 Total

Classification Operating revenue Cost of sales Operating revenue Cost of sales

By business type

Of which:

Diesel Engines -

Single-Cylinder 700817945.11 566978669.25 700817945.11 566978669.25

Diesel Engines -

Multi-Cylinder 781602034.39 691156139.52 781602034.39 691156139.52

Other Products 86743979.89 74527035.91 86743979.89 74527035.91

Parts &

Accessories 76793077.96 67521593.27 76793077.96 67521593.27

By geographical

segment

Of which:

Domestic Sales 1399785658.26 1166306062.77 1399785658.26 1166306062.77

Export sales 246171379.09 233877375.18 246171379.09 233877375.18

Total 1645957037.35 1400183437.95 1645957037.35 1400183437.95

The revenue amount corresponding to performance obligations under contracts signed as of the end of the

reporting period that have not yet been fulfilled or partially fulfilled is RMB 0.00.

39. Taxes and Surtaxes

Unit: RMB

Item Reporting Period Same period of last year

Urban maintenance and

construction tax 2658613.38 1698090.57

Education surcharge 1899002.13 1333390.93

Property tax 3502515.28 3460896.66

Land use tax 1973348.06 2237252.61

Vehicle and vessel use tax 692.08 1401.76

Stamp duty 1239083.23 1146892.36

Environment tax 121157.51 51228.57

Total 11394411.67 9929153.46

1262026 Semi-Annual Report of Changchai Company Limited

40. Administrative Expense

Unit: RMB

Item Reporting Period Same period of last year

Employee benefits 28285956.27 28224056.35

Office expenses 3571794.52 4194712.11

Depreciation and amortization 8221162.28 8395187.65

Safety expenses 982406.05 3422736.13

Repair charge 247420.76 358383.99

Inventory scrap and inventory loss

(profit) -1629.50 129856.36

Consulting fees 2474321.72 1033962.25

Insurance premiums 1117235.29 842173.89

Utilities expenses 1089155.72 949597.73

Other 1831418.97 3167743.10

Total 47819242.08 50718409.56

41. Selling Expense

Unit: RMB

Item Reporting Period Same period of last year

Employee benefits 23573905.97 23101018.93

Office expenses 5785098.36 4210906.58

Advertising and exhibition

expenses 397253.03 645263.25

Depreciation and amortization 364675.17 356069.67

Other 466042.86 1581025.65

Total 30586975.39 29894284.08

42. Development Costs

Unit: RMB

Item Reporting Period Same period of last year

Direct input expense 30827778.58 21849718.28

Employee benefits 11757971.54 11604885.34

Depreciation and amortization 2701518.30 2761687.13

Other 1737407.20 2675614.58

Total 47024675.62 38891905.33

43. Finance Costs

Unit: RMB

Item Reporting Period Same period of last year

Interest expense 876977.31 704087.32

Less: Interest income 5113989.66 7108599.23

Net foreign exchange gains or

losses 10667988.63 773408.70

1272026 Semi-Annual Report of Changchai Company Limited

Other 311422.90 12156.41

Total 6742399.18 -5618946.80

44. Other Income

Unit: RMB

Amount included in

Sources Reporting Period Same period of last non-recurring profit oryear loss for the current

period

VAT additional deduction 1488002.11 4683847.30

Withholding individual income

tax handling fee refund 58431.60 53705.85

Government grants recognized

directly in current period profit 41308.62 85535.00 36000.00

or loss

Government grants related to

deferred income 1704864.73 1704864.73

The details of government subsidies are as follows:

Unit: RMB

Asset-related

Items Reporting Period grants/ Income-

related grants

National Major Special Fund Allocation - Flexible Machining

Production Line for Diesel Engine Cylinder Blocks 759633.00 Asset-related grants

National III/IV Standard High-Power Efficient Agricultural Diesel

Engine R&D and Industrialization Fund 612244.92 Asset-related grants

Demolition Compensation - Hehai Road Base Main Workshop 199320.06 Asset-related grants

Demolition Compensation - Hehai Road Land 133666.75 Asset-related grants

Job Stabilization Subsidy 5308.62 Income-relatedgrants

Employment expansion subsidies 36000.00 Income-relatedgrants

Total 1746173.35 ——

45. Gain on Changes in Fair Value

Unit: RMB

Sources Reporting Period Same period of last year

Held-for-trading financial assets 3474167.46 15685633.55

Total 3474167.46 15685633.55

46. Investment Income

Unit: RMB

Item Reporting Period Same period of last year

Investment income from holding of trading

financial assets 3013123.26 270311.71

Investment income from disposal of trading

financial assets 14700637.95 3198458.89

1282026 Semi-Annual Report of Changchai Company Limited

Dividend income from holding of other equity

instrument investment 13199940.00 5016960.00

Investment Income from Wealth Management

Products 176622.04 474575.11

Accounts Receivable Financing - Discount

Interest on Bank Acceptance Bills 0.00 -1389349.23

Total 31090323.25 7570956.48

47. Credit Impairment Loss

Unit: RMB

Item Reporting Period Same period of last year

Bad debt loss of accounts

receivable -17115794.44 -17010411.59

Bad debt loss of other receivables -34937.16 -40743.72

Total -17150731.60 -17051155.31

48. Asset Impairment Loss

Unit: RMB

Item Reporting Period Same period of last year

Loss on inventory valuation and

contract performance cost -910849.44 -1007978.87

Total -910849.44 -1007978.87

49. Asset Disposal Income

Unit: RMB

Amount included in

Sources Reporting Period Same period of last non-recurring profit oryear loss for the current

period

Disposal income of fixed assets

and intangible assets 278408.23 2797353.31 278408.23

50. Non-operating Income

Unit: RMB

Amount included in non-

Item Reporting Period Same period of last year recurring profit or loss for

the current period

Income from penalty 5000.00 20162.47 5000.00

Other 30210.65 121955.83 30210.65

Total 35210.65 142118.30 35210.65

51. Non-operating Expense

Unit: RMB

Item Reporting Period Same period of last year Amount included in non-recurring profit or loss for

1292026 Semi-Annual Report of Changchai Company Limited

the current period

Losses on damage and

scrapping of non-current 3273.70 3273.70

assets

Of which: Fixed assets 3273.70 3273.70

Late payment penalties 45.27 45.27

Other 17452.97 28702.13 17452.97

Total 20771.94 28702.13 20771.94

52. Income Tax Expense

(1) List of Income Tax Expense

Unit: RMB

Item Reporting Period Same period of last year

Current income tax expense 22191603.81 12376782.62

Deferred income tax expense -7344700.90 1152893.45

Total 14846902.91 13529676.07

(2) Adjustment Process of Accounting Profit and Income Tax Expense

Unit: RMB

Item Reporting Period

Profit before taxation 124775330.62

Current income tax expense accounted at statutory/applicable tax rate 18716299.59

Influence of applying different tax rates by subsidiaries 3064331.97

Influence of income tax before adjustment

Influence of non-taxable income -1999391.00

Impact of non-deductible costs expenses and losses 562352.63

Impact of utilizing previously unrecognized deductible tax losses

Impact of unrecognized deductible temporary differences and tax losses in

current period -2933163.65

Impact of additional deductions on income tax -2563526.63

Income tax expense 14846902.91

53. Other Comprehensive Income

See Note VII 34 for details.

54. Cash Flow Statement

(1) Cash Related to Operating Activities

Cash Generated from Other Operating Activities

Unit: RMB

Item Reporting Period Same period of last year

Subsidy and appropriation 41308.62 55752.64

Other intercourses in cash 6600971.73 6861841.50

1302026 Semi-Annual Report of Changchai Company Limited

Interest income 4501829.69 7108599.23

Other 31252.32 264430.97

Total 11175362.36 14290624.34

Cash Used in Other Operating Activities

Unit: RMB

Item Reporting Period Same period of last year

Expense-type Expenditures 63823255.65 108145899.71

Other transactions 645263.65 704087.32

Other 704965.52 698581.31

Total 65173484.82 109548568.34

55. Supplemental Information for Cash Flow Statement

(1) Supplemental Information for Cash Flow Statement

Unit: RMB

Supplemental information Reporting Period Same period of lastyear

1. Reconciliation of net profit to net cash flows generated from

operating activities

Net profit 109928427.71 77004217.01

Add: Provision for impairment of assets 910849.44 1007978.87

Credit impairment loss 17150731.60 17051155.31

Depreciation of fixed assets of investment properties 36386796.24 39306228.83

Depreciation of right-of-use assets

Amortization of intangible assets 3298659.49 3103559.60

Amortization of long-term deferred expenses 193506.45 209193.81

Losses on disposal of fixed assets intangible assets and

other long-term assets (gains by “-”) -278408.23 -2797353.31

Losses on the scrapping of fixed assets (gains by “-”)

Losses on the changes in fair value (gains by “-”) -3474167.46 -15685633.55

Financial expenses (gains by “-”) 11544965.94 1477496.02

Investment losses (gains by “-”) -31090323.25 -8960305.71

Decrease in deferred income tax assets (increase by “-”) -2651694.14 -2471328.60Increase in deferred income tax liabilities (decrease by “-”)-4693076.763624222.05

Decrease in inventory (increase by “-”) 183852073.38 252488273.43

Decrease in accounts receivable from operating activities

(increase by “-”) -606575450.47 -585436816.45

Increase in payables from operating activities (decrease

by “-”) 150791857.20 145773002.06

Other

Net cash flows generated from operating activities -134705252.86 -74306110.63

2. Investing and financing activities that do not involve cash

receipts and payment:

Debt transferred as capital

Convertible corporate bond due within one year

Fixed assets from financing lease

3. Net increase in cash and cash equivalents

1312026 Semi-Annual Report of Changchai Company Limited

Ending balance of cash 942967057.10 714151204.22

Less: Beginning balance of cash 1248067921.44 892681884.84

Add: Ending balance of cash equivalents

Less: Beginning balance of cash equivalents

Net increase in cash and cash equivalents -305100864.34 -178530680.62

(2) Cash Flows from Significant Investing Activities Received or Paid

Unit: RMB

Item Reporting Period

Cash received from significant investing activities

Including: Cash Received from Redemption of Wealth

Management Products Structured Deposits and Debt 586192952.22

Investments

Cash paid for significant investing activities

Including: Cash paid for purchase of wealth management

products and structured deposits 773470455.00

(3) Cash and Cash Equivalent

Unit: RMB

Item Ending balance Beginning balance

I. Cash 942967057.10 1248067921.44

Including: Cash on hand 101773.73 164159.29

Bank deposit on demand 942186572.23 1247225051.01

Other monetary assets on demand 678711.14 678711.14

Accounts deposited in the central bank

available for payment

Deposits in other banks

Accounts of interbank

II. Cash equivalents

Of which: Bond investment expired within

three months

III. Ending balance of cash and cash

equivalents 942967057.10 1248067921.44

Of which: Cash and cash equivalents with

restriction in use for the Company as the

parent or subsidiaries of the Group

(4) Disclosure of changes in financing-related liabilities from opening to closing balances by category

Unit: RMB

Opening

Item Increase Decrease

balance Cash Non-cash Non-cash Closing

Cash changes balance

changes changes changes

Short-term

borrowing 88926344.09 81404871.16 7521472.93

s

Other 3891433.83 3891433.83

1322026 Semi-Annual Report of Changchai Company Limited

payables-

dividends

payable

Total 92817777.92 81404871.16 11412906.76

Note: The Company's short-term borrowings are all arising from discounted bills that are not yet due. The

increase during the current period was attributable to cash obtained from discounting bills and changes in

discount interest while the decrease was due to the maturity of bills.

56. Foreign Currency Monetary Items

(1) Foreign Currency Monetary Items

Unit: RMB

Item Ending foreign currencybalance Exchange rate

Ending balance converted

to RMB

Monetary assets 170855314.72

Of which: USD 25030343.51 6.8109 170479166.62

HKD 433051.00 0.8686 376148.10

Accounts receivable 101436182.01

Of which: USD 14893212.64 6.8109 101436182.01

Accounts payable 2060.98

Of which: USD 302.60 6.8109 2060.98

(2) Notes to Overseas Entities Including: for Significant Oversea Entities Main Operating Place

Recording Currency and Selection Basis Shall Be Disclosed; if there Are Changes in Recording Currency

Relevant Reasons Shall Be Disclosed.□Applicable √Not applicable

(3) Circumstances in which the functional currency of a foreign operation is not freely convertible into

the entity's presentation currency.□Applicable √Not applicable

57. Lease

(1) The Company as Lessor:

Operating leases with the Company as lessor

√Applicable □Not applicable

Unit: RMB

Of which: income related to

Item Rental income variable lease payments not

included in lease receipts

Lease income 869237.61

Total 869237.61

Finance leases with the Company as lessor

1332026 Semi-Annual Report of Changchai Company Limited

□Applicable √Not applicable

Undiscounted lease receipts for each of the next five years

?Applicable √Not applicable

Reconciliation of undiscounted lease receipts to net investment in leases: Not applicable

VIII. Research and Development Expenditure

Unit: RMB

Item Amount for the current period Amount for the previous period

Direct input 30827778.58 21849718.28

Employee remuneration 11757971.54 11604885.34

Depreciation and amortization 2701518.30 2761687.13

Others 1737407.20 2675614.58

Total 47024675.62 38891905.33

Of which:Research and

development expenditure 47024675.62 38891905.33

recognised as expense

Capitalised research and

development expenditure 0.00 0.00

IX. Equity in Other Entities

1. Equity in Subsidiary

(1) Subsidiaries

Unit: RMB

Natur Holding

Main Registra e of percentage (%)

Name Registered operati busin Way ofcapital ng tionplace ess Directly Indirec gainingplace tly

Changchai Wanzhou 85000000.00 Chongq Chongq IndustDiesel Engine Co. Ltd. ing ing ry 60.00% Set-up

Changzhou Changchai

Benniu Diesel Engine 55063000.00 Changz Changz Indust 99.00% 1.00% Set-up

Fittings Co. Ltd. hou hou ry

Changzhou Horizon Changz Changz Servic

Investment Co. Ltd. 40000000.00 hou hou e 100.00% Set-up

Combinat

Changzhou Fuji Changchai ion not

Robin Gasoline Engine 37250000.00 Changz Changz Indust 100.00% under the

Co. Ltd. hou hou ry same

control

Jiangsu Changchai 300000000.00 Changz Changz IndustMachinery Co. Ltd. hou hou ry 100.00% Set-up

Changzhou Xingsheng

Property Management Co. 1000000.00 Changz Changz Servic

Ltd. hou hou e

100.00% Set-up

1342026 Semi-Annual Report of Changchai Company Limited

Combinat

Zhenjiang Siyang Diesel ion not

Engine Manufacturing Co. 2000000.00 Zhenjia Zhenjia Industng ng ry 52.00% under theLtd. same

control

(2) Significant Non-wholly-owned Subsidiary

Unit: RMB

Shareholding The profit or lossattributable to the Declaring dividends Balance of non-Name proportion of non- non-controlling distributed to non- controlling interestscontrolling interests interests controlling interests at the period-end

Changchai

Wanzhou Diesel 40.00% 549266.80 22124179.27

Engine Co. Ltd.Zhenjiang Siyang

Diesel Engine

Manufacturing Co. 48.00% 4319506.93 2400000.00 62682595.16

Ltd.Holding proportion of non-controlling interests in subsidiary different from voting proportion: Not applicable

(3) The Main Financial Information of Significant Not Wholly-Owned Subsidiary

Unit: RMB

Ending balance Beginning balance

Name Curre Non- Curre

Non- Non- Curre Non-

curre Total nt curre Total Curre curre Total nt curre Totalnt

assets nt assets liabili

nt liabili nt

liabili ties assets nt assets liabili

nt liabili

assets ties ty assets ties

liabili ties

ty

Chan

gchai

Wanz

hou 6051 2015 8066 2344 1907 2535 5713 2063 7776 2228 1907 2419

Diese 1203. 4190. 5393. 7144. 800.0 4944. 1342. 2914. 4257. 4304. 800.0 2104.l 13 01 14 98 0 98 54 84 38 57 0 57

Engin

e Co.Ltd.Zhenj

iang

Siyan

g

Diese

l 1285 2046 1490 2002 8467 2010 1244 2104 1454 2090 2099Engin 8956 6887. 5644 4042. 7.08 8719. 4983 3876. 9371 6504.

84671181.

e 1.55 41 8.96 00 08 9.06 66 5.72 43 7.08 51

Manu

factur

ing

Co.Ltd.Unit: RMB

1352026 Semi-Annual Report of Changchai Company Limited

Reporting Period Same period of last year

Total Cashflows Total

Cash

Name Operating comprehe Operating comprehe flows

revenue Net profit nsive from Net profit from

income operating

revenue nsive operating

activities income activities

Changcha

i

Wanzhou 4073915 137316 137316 246158 2500485 1126451 1126451 638950.0

Diesel 0.64 6.99 6.99 2.73 8.48 .83 .83 1

Engine

Co. Ltd.Zhenjiang

Siyang

Diesel

Engine 4858561 899897 899897 -713462 4206635 6199185 6199185 7429071

Manufact 7.48 2.78 2.78 7.33 1.38 .17 .17 .74

uring Co.Ltd.

2. Equity in the Structured Entity Excluded in the Scope of Consolidated Financial Statements

Notes to the structured entity excluded in the scope of consolidated financial statements:

1、In 2017 the Company set up Changzhou Xietong Private Equity Fund (Limited Partnership) together with

Synergetic Innovation Fund Management Co. Ltd. through joint investment. On 18 October 2018 and 3

December 2020 new partners were respectively added. Partnership Shares transfer was made on 29 December

2022 and 10 October 2023. In line with the revised Partnership Agreement the general partner is Synergetic

Innovation Fund Management Co. Ltd. and the limited partners are Changchai Company Limited Changzhou

Zhongyou Petroleum Sales Co. Ltd. Changzhou Fuel Co. Ltd. Tong Yinzhu Tong Yinxin Anhui Haiyunzhou

Equity Investment Partnership Enterprise (Limited) Shenzhen Jiaxin One Venture Capital Partnership (limited

partnership)Zhong Wende and Qingdao Yinjiahui Industrial Investment Partnership Enterprise (Limited

Partnership). In accordance with the Partnership Agreement the limited partner does not execute the partnership

affairs. Thus the Company does not control Changzhou Xietong Private Equity Fund (Limited Partnership) and

did not include it into the scope of consolidated financial statements.

2、The Company's subsidiary Changzhou Horizon Investment Co. Ltd. together with Changzhou Investment

Group Co. Ltd. and Changzhou Xinhui Private Equity Fund Management Co. Ltd. jointly established

Changzhou Changtou Xinhui No. 1 Equity Investment Fund (Limited Partnership). In accordance with the

Partnership Agreement as the Company has significant influence over Changzhou Changtou Xinhui No. 1 Equity

Investment Fund (Limited Partnership) the investment is accounted for using the equity method and is included in

other non-current assets.

3、The Company's subsidiary Changzhou Horizon Investment Co. Ltd. together with Changzhou Investment

Group Co. Ltd. Changzhou Xingyu Xinhui Venture Capital Co. Ltd. Shenzhen Yuanzhi Venture Capital Co.Ltd. Changzhou Xingyu Investment Management Co. Ltd. Shenzhen Capital Operation Group Co. Ltd.Shanghai Zhuiguang Julian Hard Technology Venture Capital Partnership (Limited Partnership) and Changzhou

Zhonglou Science and Innovation Investment Partnership (Limited Partnership) jointly established Yuanzhi

Changtou Xingyu (Changzhou) Equity Investment Partnership (Limited Partnership). In accordance with the

Partnership Agreement Horizon Investment as a limited partner does not execute partnership affairs. The

Company does not control nor does it have significant influence over Yuanzhi Changtou Xingyu (Changzhou)

1362026 Semi-Annual Report of Changchai Company Limited

Equity Investment Partnership (Limited Partnership). The investment is measured at fair value with changes

recognized in profit or loss and is included in non-current financial assets.X. Government Grants

1. Government Grants Recognized at the End of the Reporting Period at the Amount Receivable

□Applicable √Not applicable

Reasons for failing to receive government grants in the estimated amount at the estimated point in time

□Applicable √Not applicable

2. Liability Items Involving Government Grants

√Applicable ?Not applicable

Unit: RMB

Amount

recorded Amount

into non- recorded

Accounting Beginning Amount ofnew operating

into other

income in Other Ending

Related to

items balance income in changes balance assets/relatsubsidy the the ed income

Reporting Reporting

Period Period

Deferred 25976437 1704864. 24271572 Related to

income .56 73 .83 assets

3. Government Grants Recognized as Current Profit or Loss

√Applicable ?Not applicable

Unit: RMB

Accounting items Amount for the current period Amount for the previous period

Other income 1746173.35 1790399.73

XI. The Risk Related to Financial Instruments

1. Various Types of Risks Arising from Financial Instruments

The Company’s principal financial instruments include financial assets at fair value through profit or loss other

equity instrument investments other non-current financial assets accounts receivable accounts payable etc.Detailed disclosures of these financial instruments are provided in the relevant sections of Note VII. The risks

associated with these financial instruments as well as the Company’s risk management policies to mitigate such

risks are described below. The Company’s management manages and monitors these risk exposures to ensure

they remain within defined limits.The Company employs sensitivity analysis to assess the potential impact of reasonably possible changes in risk

variables on current period profit or loss or shareholders’ equity. Since risk variables rarely change in isolation and

the correlation between variables significantly influences the ultimate impact of changes in any single variable

the following analysis assumes each variable changes independently.

1. Risk Management Objectives and Policies

1372026 Semi-Annual Report of Changchai Company Limited

The Company’s risk management objectives are to achieve an appropriate balance between risk and return

minimize the adverse impact of risks on operational performance and maximize the interests of shareholders and

other equity investors. Based on these objectives the Company’s fundamental risk management strategy involves

identifying and analyzing risks establishing risk tolerance thresholds implementing risk management measures

and conducting reliable monitoring to maintain risks within defined limits.

(1) Market Risk

* Foreign Exchange Risk

Foreign exchange risk refers to the risk of loss due to exchange rate fluctuations. The Company is primarily

exposed to foreign exchange risk related to USD and EUR. Apart from overseas operations denominated in USD

and EUR the Company’s other major business activities are settled in RMB. As of June 30 2026 the Company’s

foreign currency monetary items include cash and cash equivalents accounts receivable and accounts payable

(see Note VII.56). The foreign exchange risk arising from these assets and liabilities may impact the Company’s

financial performance.The Company closely monitors the effects of exchange rate fluctuations on its foreign exchange risk exposure.* Interest Rate Risk – Cash Flow Variability Risk

The Company’s exposure to cash flow variability due to interest rate changes primarily relates to floating-rate

bank deposits. The Company’s policy is to maintain these deposits at floating rates.* Other Price Risk

The Company’s investments classified as financial assets at fair value through profit or loss or fair value through

other comprehensive income are measured at fair value at the balance sheet date. Consequently the Company is

exposed to price volatility in the securities market. The Company mitigates equity price risk by maintaining a

diversified portfolio of equity securities.

(2) Credit Risk

Credit risk refers to the risk that one party to a financial instrument fails to fulfill its obligations resulting in

financial loss to the other party.The Company’s credit risk primarily arises from receivables. To manage this risk the Company has implemented

the following measures:

The Company only transacts with approved and reputable third parties. In accordance with the Company's policies

credit reviews are required for all customers who request credit terms. In addition the Company continuously

monitors its accounts receivable balances to ensure that it is not exposed to significant bad debt risks.As the counterparties of monetary funds and bank acceptance bills receivable are banks with good reputation and

high credit ratings the credit risk associated with these financial instruments is low.Other financial assets (e.g. accounts receivable other receivables) are exposed to counterparty default risk with

maximum exposure equal to their carrying amounts.The Company does not require collateral as it transacts only with approved and creditworthy parties. Credit risk

concentration is managed by customer. As of June 30 2026 68.46% (December 31 2025: 60.63%) of the

Company’s accounts receivable balance was attributable to its top five customers. No collateral or credit

enhancements are held for accounts receivable.Criteria for Significant Increase in Credit Risk:

At each reporting date the Company assesses whether credit risk has increased significantly since initial

recognition. This evaluation considers qualitative and quantitative factors including historical data external credit

ratings and forward-looking information.A significant increase in credit risk is deemed to occur when one or more of the following triggers are met:

* Quantitative: Probability of default (PD) increases by a material margin compared to initial recognition.

1382026 Semi-Annual Report of Changchai Company Limited

* Qualitative: Material adverse changes in the debtor’s financial condition or inclusion in a watchlist.Definition of Credit-Impaired Assets:

To determine credit impairment the Company aligns with internal risk management objectives and considers

quantitative and qualitative indicators including:

* Significant financial difficulty of the debtor;

* Breach of contract (e.g. payment default or delinquency);

* Concessions granted due to the debtor’s financial distress;

* Likelihood of bankruptcy or restructuring;

* Disappearance of an active market for the asset;

* Purchase or origination of a financial asset at a deep discount reflecting credit loss.Expected Credit Loss (ECL) Measurement Parameters:

ECL is measured based on 12-month or lifetime expected credit losses depending on whether credit risk has

increased significantly or impairment has occurred. Key parameters include:

* Probability of Default (PD): Likelihood of default within 12 months or the remaining lifetime. Adjusted for

forward-looking macroeconomic factors.* Loss Given Default (LGD): Expected loss severity upon default varying by counterparty type recourse and

collateral.* Exposure at Default (EAD): Amount expected to be owed at the time of default.Forward-Looking Information:

ECL calculations incorporate forward-looking macroeconomic indicators analyzed through historical data

regression and expert judgment.

(3) Liquidity Risk

The Company manages liquidity risk by maintaining sufficient cash and cash equivalents monitored to meet

operational needs and mitigate cash flow volatility. Management ensures compliance with borrowing

agreements and monitors bank loan utilization.

2. Financial Assets

(1) Classification of Transfer Methods

√Applicable ?Not applicable

Unit: RMB

Transfer Nature of Amount of Recognition

method transferred transferred termination or Basis for recognition terminationfinancial assets financial assets not

The Company has retained

Endorseme Notes

nt/discount receivable 94396883.42

Not substantially all the risks and rewards

derecognized of the asset including the credit/default

risk related thereto.Endorseme Accounts The Company transfers almost all the

nt receivable 15218934.69 Derecognizedfinancing risks and rewards

Total 109615818.11

1392026 Semi-Annual Report of Changchai Company Limited

(2) Financial Assets Derecognized due to Transfer

√Applicable ?Not applicable

Unit: RMB

Item Transfer method of Amount of derecognized Gains or losses related tofinancial assets financial assets derecognition

Accounts

receivable Endorsement 15218934.69 0.00

financing

Total 15218934.69 0.00

(3) Continued Involvement in the Transfer of Assets Financial Assets

√Applicable ?Not applicable

Unit: RMB

Item Transfer method of Amount of assets resulting Amount of liabilities resultingassets from continued involvement from continued involvement

Notes receivable Endorsement 86875410.49 86875410.49

Notes receivable Discount 7521472.93 7521472.93

Total 94396883.42 94396883.42

XII. The Disclosure of Fair Value

1. Ending Fair Value of Assets and Liabilities at Fair Value

Unit: RMB

Ending fair value

Item Fair value Fair value Fair value

measurement measurement measurement Total

items at level 1 items at level 2 items at level 3

I. Consistent fair value

measurement -- -- -- --

(I) Trading financial assets

1. Financial assets at fair value

through profit or loss

(1) Debt instrument investment

(2) Equity instrument investment 40914780.00 40914780.00

(3) Derivative financial assets

(4) Wealth management

investments 501609871.65 501609871.65

2. Financial assets designated to be

measured at fair value and the

changes included into the current

profit or loss

(1) Debt instrument investment

(2) Equity instrument investment

(II) Other investments in debt

obligations

(III)Other equity instrument

investment 672747000.00 316061295.81 988808295.81

1402026 Semi-Annual Report of Changchai Company Limited

(IV) Investment property

1. Land use right for lease

2. Buildings leased out

3. Land use right held and planned

to be transferred once appreciating

(V) Living assets

1. Consumptive living assets

2. Productive living assets

Accounts receivable financing 59605955.92 59605955.92

Other non-current financial assets 338118757.03 338118757.03

Total assets consistently measured

by fair value 713661780.00 501609871.65 713786008.76 1929057660.41

II.Non-recurring fair value

measurement -- -- -- --

2. Market Price Recognition Basis for Consistent and Inconsistent Fair Value Measurement Items at

Level 1

For the listed company stocks held by the company in the held-for-trading financial assets measured at fair value

the closing market price on the balance sheet date was the basis for the measurement of fair value.

3. Valuation Technique Adopted and Nature and Amount Determination of Important Parameters for

Consistent and Inconsistent Fair Value Measurement Items at Level 2

Wealth management and investment: The underlying assets of investment in wealth management products

include bond assets deposit assets fund assets etc. The portfolio of investment assets should be dynamically

managed. The fair value of wealth management products should be adjusted according to the yield of similar

products provided by the counterparty.

4. Valuation Technique Adopted and Nature and Amount Determination of Important Parameters for

Consistent and Inconsistent Fair Value Measurement Items at Level 3

(1) Accounts receivable financing: Accounts receivable financing is a bank acceptance with high credit rating

short maturity and low risk. The par amount is close to the fair value and is used as the fair value.

(2) Among other non-current financial assets:

The equity instrument investment in Jiangsu Horizon New Energy Technology Co. Ltd. (a manufacturer of

lithium battery separators whose main products include coated products and base films primarily used in new

energy vehicle power batteries 3C consumer batteries and energy storage batteries) is characterized by high

technical complexity lengthy R&D cycles and substantial capital investment. The company is in a rapid

development phase and has been actively engaged in frequent financing activities in recent years. Accordingly

the Company has determined the fair value of this equity investment using the most recent financing price

adjustment method and engaged an appraisal firm to validate the valuation.

(3) Among other equity instrument investments:

The investments in Chengdu Changwan Diesel Engine Sales Co. Ltd. Chongqing Wanzhou Changwan Diesel

Engine Parts Co. Ltd. Changzhou Economic and Technological Development Company Changzhou Tractor

Company Changzhou Industrial Capital Mutual Aid Association of the Economic Commission and Beijing

1412026 Semi-Annual Report of Changchai Company Limited

Engineering Machinery Agricultural Machinery Company totaling RMB 1.21 million are measured at a fair

value of RMB 0.00 due to the recoverability of the invested amounts.For Changzhou Collaborative Innovation Equity Investment Partnership (Limited Partnership) established in

October 2017 the year-end partners' equity has increased due to fair value changes in its equity holdings. No

material changes have occurred in its operating environment business conditions or financial position. Thus

the Company has determined its fair value based on the partnership’s net asset value at the period-end.

5. Transfers Between Fair Value Hierarchy Levels for Recurring Fair Value Measurements: Reasons for

Transfers and Policies for Determining Transfer Timing

During the current year no transfers occurred between Level 1 and Level 2 of the fair value hierarchy for the

Company’s financial assets and liabilities nor were there any transfers into or out of Level 3.

6. Changes in Valuation Techniques and Reasons for Such Changes During the Period

No changes were made to valuation techniques during the reporting period.

7. Fair Value Information of Financial Assets and Liabilities Not Measured at Fair Value

The financial assets and liabilities measured at amortization cost mainly include notes receivable accounts

receivable other receivables short-term borrowings accounts payable other payables etc. The difference

between the carrying value and fair value for financial assets and liabilities not measured at fair value is small.XIII. Related Party and Related-party Transactions

1. Information Related to the Company as the Parent of the Company

Proportion of Proportion of

Registra share held by voting rights

Name tion Nature of business Registered the Company owned by the

place capital as the parent Company as theagainst the parent against the

Company Company

Investment and operations of

Changzhou state-owned assets assets

Investment Changz management (excluding

Group Co. hou financial business) investment

RMB1.2 32.26% 32.26%

Ltd. consulting (excluding

billion

consulting on investment in

securities and options) etc.Information about the parent company of the enterprise:

The parent company of the enterprise is Changzhou Investment Group Co. Ltd. According to the

"Implementation Plan for Transferring Part of State-owned Capital to Enrich Social Security Funds in Jiangsu

Province" (Su Zhengfa [2020] No. 27) issued by the provincial government the "Notice on Transferring Part of

State-owned Capital in Cities and Counties to Enrich Social Security Funds" (Su Caigongmao [2020] No. 139)

issued by Jiangsu Provincial Department of Finance and five other departments and the "Notice on Transferring

Part of Municipal (District) State-owned Capital to Enrich Social Security Funds" (Chang Caigongmao [2020]

1422026 Semi-Annual Report of Changchai Company Limited

No. 4) issued by Changzhou Municipal Finance Bureau and four other departments 10% of the state-owned

equity of the Investment Group held by the People's Government of Changzhou City was transferred to Jiangsu

Provincial Department of Finance without compensation. After the equity transfer the People's Government of

Changzhou City holds 90% of the state-owned equity of Changzhou Investment Group Co. Ltd. and Jiangsu

Provincial Department of Finance holds 10% of the state-owned equity of Changzhou Investment Group Co.Ltd. According to the document of the People's Government of Changzhou City (Chang Zhengfa [2006] No. 62)

Changzhou Investment Group Co. Ltd. is an enterprise where the State-owned Assets Supervision and

Administration Commission of Changzhou City performs the investor's responsibilities as authorized by the

People's Government of Changzhou City. Therefore Changzhou Investment Group Co. Ltd. is the controlling

shareholder of the company and the State-owned Assets Supervision and Administration Commission of

Changzhou City remains the actual controller of the company. The ultimate controlling party of the enterprise is

the State-owned Assets Supervision and Administration Commission of Changzhou City.

2. Subsidiaries of the Company

Refer to Note IX for details.

3. Situation of joint ventures and associated enterprises of the company

For details refer to Note VII.11 "Long-term Equity Investments" in the accompanying financial statements.

4. Information on Other Related Parties

Name Relationship with the Company

Changzhou Synergetic Innovation Private Equity Fund Participated in establishing the industrial

(Limited Partnership) investment fund

Changzhou Changtou Xinhui No. 1 Equity Investment Fund

(Limited Partnership) Industry investment fund established by the

Yuanzhi Changtou Xingyu (Changzhou) Equity Investment Company's subsidiary Changzhou Horizon

Partnership (Limited Partnership) Investment Co. Ltd.Jiangsu Horizon New Energy Technology Co. Ltd. Shareholding enterprise of the Company

XIV.Commitments and Contingency

1. Significant Commitments

Significant commitments on balance sheet date:

As of 30 June 2026 there was no significant commitment for the Company to disclose.

1432026 Semi-Annual Report of Changchai Company Limited

2. Contingency

(1) Significant Contingency on Balance Sheet Date: None

(2) In spite of no Significant Contingency to Disclose the Company Shall Also Make Relevant Statements

There was no significant contingency in the Company.XV. Events after Balance Sheet Date

1. Profit Distribution: None

2. Notes to Other Events after Balance Sheet Date

As of the date of this report the Company has no other significant post-balance-sheet events requiring disclosure.XVI. Other Significant Events

1. Segment Information

(1) Basis for Determining Reportable Segments and Accounting Policies

As the Company and its major subsidiaries operate similar business activities under unified management without

separate business units the Company operates as a single reportable segment.

2. Other Significant Transactions and Events Relevant to Investors' Decision-Making

Pursuant to the Announcement of the People's Government of Xinbei District Changzhou City on the

Expropriation Decision for Houses on State-Owned Land (Chang Xin Zheng Gao [2022] No. 6) issued by the

People's Government of Xinbei District Changzhou City it was decided to expropriate the houses within the

expropriation scope of the urban renewal project on the plot of the Company's Single-Cylinder Engine Plant i.e.the Changzhou Sanjing Branch of Changchai Company Limited (hereinafter referred to as the "Company"). On

November 29 2023 the Company entered into a compensation agreement with the Housing and Urban-Rural

Development Bureau of Changzhou National High-Tech Industrial Development Zone (Xinbei District)

(hereinafter referred to as the "Xinbei District Housing and Urban-Rural Development Bureau") and the Housing

Expropriation and Compensation Service Center of Sanjing Subdistrict Xinbei District Changzhou City

(hereinafter referred to as the "Sanjing Subdistrict Service Center") with a total agreed compensation amount of

RMB 99929868. In accordance with the payment terms set out in the Compensation Agreement the Company

has received the first installment of compensation (30% of the total compensation) of RMB 30000000 (of which

RMB 1000000 was received on December 29 2023 and RMB 29000000 was received on January 3 2024). In

July 2026 the Company the Xinbei District Housing and Urban-Rural Development Bureau and the Sanjing

Subdistrict Service Center reached an agreement on the land consolidation and upgrading of the Sanjing Branch

site and the subsequent compensation payment arrangements based on professional reports issued by qualified

professional institutions. This matter was approved at the Company's first extraordinary general meeting of

shareholders for 2026 held on July 21 2026. Pursuant to the agreement the Company will allocate RMB

1442026 Semi-Annual Report of Changchai Company Limited

30000000 from the compensation receivable as a special fund for the land consolidation and upgrading of the

Sanjing Branch site which will be managed separately by the Xinbei District Housing and Urban-Rural

Development Bureau and the Sanjing Subdistrict Service Center and used exclusively for the land consolidation

and upgrading of the site. The relevant land expropriation work is currently in progress.XVII. Notes of Main Items in the Financial Statements of the Company as the Parent

1. Accounts Receivable

(1) Disclosure by Aging

Unit: RMB

Aging Ending carrying amount Beginning carrying amount

Within one year (including 1 year) 1256529659.27 428915050.18

One to two years 690954.49 838239.49

Two to three years 443059.20 1013190.45

More than three years 94395021.81 94742934.74

Three to four years 550815.51 895540.14

Four to five years 3378987.49 3627859.05

Over 5 years 90465218.81 90219535.55

Total 1352058694.77 525509414.86

(2) Disclosure by Withdrawal Methods for Bad Debts

Unit: RMB

Ending balance Beginning balance

Carrying amount Bad debtprovision Carrying amount

Bad debt

Carryi provisionCategory Withdr Withdr Carryi

Amou Propor Amou awal ngvalue Amoun Propor Amoun awal

ng

nt tion nt proport t tion t proport value

ion ion

Accounts

receivable

withdrawal 11987 11987

of Bad debt 862.5 0.89% 862.5 100.00 0.00 15584 15584 100.00

provision 9 9 % 015.34

2.97%015.34%0.00

separately

accrued

Of which:

Accounts

receivable

withdrawal 1340 99.11 10782 1232 50992 4223

of bad debt 07083 % 5486. 8.05% 24534 5399.5

97.038757217.175284

provision of 2.18 56 5.62 2

%558.80%0.72

by group

Of which:

Accounts

receivable 1338 10782 1230 50992 4223

with 18265

98.97

%5486.8.06%357165399.5

97.038757217.17

3.53566.972%558.80%

5284

provision for 0.72

1452026 Semi-Annual Report of Changchai Company Limited

bad debts

based on

credit risk

characteristic

s portfolio

Accounts

receivable

with

provision for

bad debts

based on 1888 0.14% 0.00 0.00% 1888related-party 178.65 178.65 0.00 0.00 0.00 0.00 0.00

transactions

portfolio

within the

consolidation

scope

135211981123252550103154223

Total 05869 —— 3349. —— 24534 9414.8 —— 6574.1 —— 5284

4.77155.62640.72

Provision for bad debts assessed individually: RMB 11987862.59 including significant impairment items

totaling RMB 9945125.51. The details are as follows:

Unit: RMB

Beginning balance Ending balance

Name Carrying Bad debt Carrying Bad debt Withdrawa Reason for

amount provision amount provision lproportion withdraw

Customer 1 2584805.83 2584805.83 2584805.83 2584805.83 100.00% Difficult torecover

Customer 2 2254860.60 2254860.60 2254860.60 2254860.60 100.00% Difficult torecover

Customer 3 1902326.58 1902326.58 1902326.58 1902326.58 100.00% Difficult torecover

Customer 4 1682721.03 1682721.03 1639132.43 1639132.43 100.00% Difficult torecover

Customer 5 1564000.07 1564000.07 1564000.07 1564000.07 100.00% Difficult torecover

Total 9988714.11 9988714.11 9945125.51 9945125.51

Number of categories of bad debt provision by group: For receivables within the portfolio the allowance for

bad debts is recognized based on credit risk characteristics.Unit: RMB

Ending balance

Item

Carrying amount Bad debt provision Withdrawal proportion

Within 1 year 1254191802.55 25083836.05 2.00 %

1 to 2 years 690954.49 34547.72 5.00 %

2 to 3 years 443059.20 66458.88 15.00%

3 to 4 years 27852.41 8355.72 30.00%

4 to 5 years 491741.73 295045.04 60.00%

Over 5 years 82337243.15 82337243.15 100.00%

Total 1338182653.53 107825486.56

If the provision for doubtful debts of accounts receivable is made in accordance with the general model of

1462026 Semi-Annual Report of Changchai Company Limited

expected credit losses:

□Applicable √Not applicable

(3) Bad Debt Provision Withdrawal Reversed or Recovered in the Current Period

Movement of allowance for doubtful debts during the current period:

Unit: RMB

Beginning Changes in the current periodCategory balance Reversed or Other Ending balanceWithdrawal recovered Verification s

Bad debt

provision

accrued by 15584015.34 -3587052.75 9100.00 11987862.59

item

Withdrawal

of bad debt

provision by 87572558.80 20252927.76 107825486.56

group

Total 103156574.14 16665875.01 9100.00 119813349.15

(4) Accounts Receivable Written-off in Current Period:None

(5) Top 5 of the Ending Balance of the Accounts Receivable and the Contract Assets Collected according

to Arrears Party

Unit: RMB

Ending balance

Proportion to of bad debt

Ending balance Ending balance Ending balance total ending provision ofName of the

entity of accounts of contract

of accounts balance of accounts

receivable assets receivable and accounts receivable andcontract assets receivable and impairment

contract assets provision for

contract assets

Customer 1 774539761.50 0.00 774539761.50 57.29% 15490795.20

Customer 2 85701507.99 0.00 85701507.99 6.34% 1714030.16

Customer 3 47428859.37 0.00 47428859.37 3.51% 948577.19

Customer 4 44670600.00 0.00 44670600.00 3.30% 893412.00

Customer 5 35399769.65 0.00 35399769.65 2.62% 707995.39

Total 987740498.51 0.00 987740498.51 73.06% 19754809.94

2. Other Receivables

Unit: RMB

Item Ending balance Beginning balance

Dividend receivable 5456880.00 0.00

Other receivables 22608434.25 20239727.26

Total 28065314.25 20239727.26

1472026 Semi-Annual Report of Changchai Company Limited

(1)Dividend receivable

1) Classification of dividends receivable

Unit: RMB

Projects (or Investee Entities) Ending balance Beginning balance

Bank of Jiangsu 2025 Dividend

Distribution 5456880.00 0.00

Total 5456880.00 0.00

(2) Other Receivables

1) Other Receivables Classified by Accounts Nature

Unit: RMB

Nature Ending carrying value Beginning carrying value

Related-party transactions within

the consolidation scope 15000000.00 15000000.00

Margin and cash pledge 1300.00 1300.00

Other entity current accounts 22186221.32 20326696.60

Compensation receivable 3348087.00 3348087.00

Petty cash and borrowings by

employees 1271986.19 773766.34

Other 13736523.49 13683078.59

Total 55544118.00 53132928.53

2) Disclosure by Aging

Unit: RMB

Aging Ending carrying amount Beginning carrying amount

Within 1 year (including 1 year) 7434174.92 4957985.45

1 to 2 years 105511.06 172411.06

2 to 3 years 6112959.03 6104059.03

Over 3 years 41891472.99 41898472.99

3 to 4 years 9169485.76 9176485.76

4 to 5 years 12802.00 12802.00

Over 5 years 32709185.23 32709185.23

Total 55544118.00 53132928.53

3) Disclosure by Withdrawal Methods for Bad Debts

Provision for bad debts based on general model of expected credit losses

Unit: RMB

First stage Second stage Third stage

Expected loss in Expected loss in

Bad debt provision Expected credit Total

loss of the next 12 the duration (credit the duration (credit

months impairment not impairmentoccurred) occurred)

Balance of 1 January

202699159.7184856.3332709185.2332893201.27

1482026 Semi-Annual Report of Changchai Company Limited

Balance of 1 January

2026 in the Current

Period

--Transfer to Second

stage -5275.55 5275.55

-- Transfer to Third

stage

-- Reverse to Second

stage

-- Reverse to First stage

Withdrawal of the

Current Period 51868.04 -9385.56 42482.48

Reversal of the Current

Period

Write-offs of the Current

Period

Verification of the

Current Period

Other changes

Balance of 30 June 2026 145752.20 80746.32 32709185.23 32935683.75

The basis for the division of each stage and the withdrawal proportion of bad debt provision: None

Changes of carrying amount with significant amount changed of loss provision in the current period

□Applicable √Not applicable

4) Bad Debt Provision Withdrawn Reversed or Recovered in the Current Period

Withdrawal of bad debt provision:

Unit: RMB

Changes in the current period

Category Beginning Reversed or Charged- Endingbalance Withdrawal recovered off/Written- Others balanceoff

Bad debt

provision

separately 5601964.53 5601964.53

accrued

Withdrawal

of bad debt

provision by 27291236.74 42482.48 27333719.22

group

Total 32893201.27 42482.48 32935683.75

5) Top 5 of the Ending Balance of Other Receivables Collected according to the Arrears Party

Unit: RMB

Proportion to

total ending Ending

Name of the entity Nature Ending balance Aging balance of balance of

other bad debt

receivables % provision

Changzhou Changniu Intercompan

Machinery Co. Ltd. y 15000000.00

2-4 years 27.01% 0.00

1492026 Semi-Annual Report of Changchai Company Limited

Transactions

with

Consolidated

Entities

Housing Expropriation and

Compensation Service Compensatio Within 1

Center Sanjing Subdistrict n receivable 3348087.00 year 6.03% 66961.74

Xinbei District Changzhou

Changzhou Compressor Intercompan Over 5

Factory y funds 2940000.00 years 5.29% 2940000.00

Changchai Group Imp. & Intercompan Over 5

Exp. Co. Ltd. y funds 2853188.02 years 5.14% 2853188.02

Changzhou New District Intercompan Over 5

Accounting Center y funds 1626483.25 years 2.93% 1626483.25

Total 25767758.27 46.40% 7486633.01

3. Long-term Equity Investment

Unit: RMB

Item Ending balance Beginning balance

Carrying Depreciation Carrying Carrying Depreciation Carrying

amount reserves value amount reserves value

Investment to 871339449. 871339449. 871339449. 871339449.subsidiaries 94 94 94 94

Investment to

joint ventures

and 44182.50 44182.50 44182.50 44182.50

associated

enterprises

Total 871383632. 44182.50 871339449. 871383632. 44182.50 871339449.44 94 44 94

(1) Investment to Subsidiaries

Unit: RMB

Beginnin Increase/decrease for the current period

Beginnin g balance Ending

Withdraw Ending balance

Investee g balance of Additiona(carrying depreciati l Reduced al of balance of

value) on investme investme impairme Others (carrying depreciati

reserve nt nt nt value) onprovision reserve

Changcha

i

Wanzhou 5100000 5100000

Diesel 0.00 0.00

Engine

Co. Ltd.Changzho

u 9646650 9646650

Changcha 0.00 0.00

i Benniu

1502026 Semi-Annual Report of Changchai Company Limited

Diesel

Engine

Fittings

Co. Ltd.Changzho

u Horizon

Investme 4000000 4000000

nt Co. 0.00 0.00

Ltd.Changzho

u Fuji

Changcha

i Robin 4728623 4728623

Gasoline 0.03 0.03

Engine

Co. Ltd.Jiangsu

Changcha

i 5918359 5918359

Machiner 19.91 19.91

y Co.Ltd.Changzho

uXingshe

ng

Property 1000000 1000000

Managem .00 .00

ent Co.Ltd.Zhenjiang

Siyang

Diesel

Engine 4375080 4375080

Manufact 0.00 0.00

uring Co.Ltd.Total 8713394 871339449.94 49.94

(2) Investment to Joint Ventures and Associated Enterprises

Unit: RMB

Begin Increase/decrease for the current period

Begin ning Gains Endin

ning balan and

Adjus Cash

losses tment bonus Withd

Endin g

Invest balan ce of Addit Redu recog of

g balan

ce depre other Chan

or rawal

profit of balan ce ofee (carry ciatio ional ced nized ges of Other ce depre

ing n invest invest under

comp other s impairehen annou rment s (Carr ciatio

value) reserv ment ment the equity ying n

e equity

sive nced provis

metho incom to ion

value) reserv

d e issue

e

I. Joint ventures

Subto 0.00 0.00 0.00 0.00

1512026 Semi-Annual Report of Changchai Company Limited

tal

II. Associated enterprises

Beijin

g

Tsing

hua

Xingy

e

Indust

rial 0.00 4418 0.00 4418

Invest 2.50 2.50

ment

Mana

geme

nt

Co.Ltd.Subto

tal 0.00

44184418

2.500.002.50

Total 0.00 4418 44182.50 0.00 2.50

The recoverable amount is determined based on the net amount of the fair value minus disposal costs

□ Applicable √ Not applicable

The recoverable amount is determined by the present value of the forecasted future cash flow.□ Applicable √ Not applicable

The reason for the discrepancy between the foregoing information and the information used in the impairment

tests in prior years or external information: Not applicable

The reason for the discrepancy between the information used in the Company's impairment tests in prior years

and the actual situation of those years: Not applicable

4. Operating Revenue and Cost of Sales

Unit: RMB

Reporting Period Same period of last year

Item

Operating revenue Cost of sales Operating revenue Cost of sales

Main operations 1495560862.90 1314947879.98 1390026293.94 1240388539.57

Other operations 65713429.19 63261261.90 61686090.56 61737542.10

Total 1561274292.09 1378209141.88 1451712384.50 1302126081.67

Breakdown information of operating income and operating cost:

Unit: RMB

Category of Segment 1 Total

contracts Operating Revenue Operating cost Operating Revenue Operating cost

Business Type

Of which:

Single-cylinder

diesel engines 703892272.05 599093921.93 703892272.05 599093921.93

Multi-cylinder

diesel engines 735770356.54 666030170.67 735770356.54 666030170.67

1522026 Semi-Annual Report of Changchai Company Limited

Other products 25350562.29 21870544.94 25350562.29 21870544.94

Fittings 30547672.02 27953242.44 30547672.02 27953242.44

Classification by

operating region

Of which:

Sales in domestic

market 1283519613.78 1113508693.32 1283519613.78 1113508693.32

Export sales 212041249.12 201439186.66 212041249.12 201439186.66

Total 1495560862.90 1314947879.98 1495560862.90 1314947879.98

Information in relation to the transaction price apportioned to the residual contract performance obligation:

The amount of revenue corresponding to performance obligations of contracts signed but not performed or not

fully performed yet was RMB 0 at the period-end.

5. Investment Income

Unit: RMB

Item Reporting Period Same period of last year

Investment income from disposal of held-for-

trading financial assets 2869123.26 3198458.89

Dividend income from holding of other equity

instrument investment 15799940.00 5016960.00

Accounts receivable financing-discount interest of

bank acceptance bills -1389349.23

Total 18669063.26 6826069.66

XVIII. Supplementary Materials

1. Items and Amounts of Non-recurring Profit or Loss

√Applicable □Not applicable

Unit: RMB

Item Amount Note

Gain or loss on disposal of non-current assets

(including the reversal of provision for asset 278408.23

impairment)

During the current reporting period

government grants recognised in

Government grants recognized in current profit profit or loss amounted to RMB

or loss (excluding those closely related to the 1746173.35. After deducting

company’s normal business operations in government grants related to assets

compliance with national policies granted based 36000.00 transferred from deferred income of

on predetermined standards and having a RMB 1704864.73 and employment

sustained impact on the company’s profit or stabilisation subsidies of RMB

loss) 5308.62 the amount of governmentgrants included in non-recurring gains

and losses for the current period was

RMB 36000.00.

1532026 Semi-Annual Report of Changchai Company Limited

Except for effective hedging activities related to

the Company's normal operating activities gains During the reporting period the

and losses arising from changes in fair value of Company's wholly-owned subsidiary

financial assets and financial liabilities held by 21188928.79 Changzhou Horizon Investment Co.non-financial enterprises as well as gains and Ltd. sold part of the shares of the

losses arising from the disposal of financial Company held by the subsidiary.assets and financial liabilities

Gains and losses arising from entrusting others

to invest or manage assets 176622.04

Reversals of impairment provisions for

receivables that were individually tested for 91000.00

impairment

Other non-operating income and expenses not

listed above 14438.71

Less: Income tax effects 1910775.89

Non-controlling interests effects (after tax) 62895.37

Total 19811726.51

Others that meet the definition of non-recurring gain/loss:

□ Applicable √ Not applicable

No such cases in the Reporting Period.Explain the reasons if the Company classifies any extraordinary gain/loss item mentioned in the Explanatory

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

recurring Gains and Losses as a recurrent gain/loss item

□ Applicable √ Not applicable

2. Return on Equity and Earnings Per Share

Profit as of Reporting Period Weighted average EPS (Yuan/share)ROE (%) EPS-basic EPS-diluted

Net profit attributable to ordinary

shareholders of the Company 3.00% 0.1489 0.1489

Net profit attributable to ordinary

shareholders of the Company after

deduction of non-recurring profit or 2.44% 0.1208 0.1208

loss

3. Differences between Accounting Data under Domestic and Overseas Accounting Standards

(1) Differences between Disclosed Net Profits and Net Assets in Financial Report in accordance with

International Accounting Standards and Chinese Accounting Standards

□Applicable √Not applicable

(2) Differences between Disclosed Net Profits and Net Assets in Financial Report in accordance with

Overseas Accounting Standards and Chinese Accounting Standards

□Applicable √Not applicable

1542026 Semi-Annual Report of Changchai Company Limited

(3) Explain Reasons for the Differences between Accounting Data Under Domestic and Overseas

Accounting Standards; for Any Adjustment Made to the Difference Existing in the Data Audited by the

Foreign Auditing Agent Such Foreign Auditing Agent's Name Shall Be Clearly Stated

The Board of Directors

Changchai Company Limited

21 August 2026

155

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