Changchai Company, Limited Interim Report 2024 (Summary) Stock Code: 000570, 200570 Stock Name: Changchai, Changchai-B Announcement No. 2024-027 CHANGCHAI COMPANY, LIMITED INTERIM REPORT 2024 (SUMMARY) Part I Important Notes This Summary is based on the full Interim Report of Changchai Company, Limited (together with its consolidated subsidiaries, the “Company”, except where the context otherwise requires). In order for a full understanding of the Company’s operating results, financial condition and future development plans, investors should carefully read the aforesaid full text, which has been disclosed together with this Summary on the media designated by the China Securities Regulatory Commission (the “CSRC”). All the Company’s directors have attended the Board meeting for the review of this Report and its summary. Independent auditor’s modified opinion: □ Applicable Not applicable Board-approved interim cash and/or stock dividend plan for ordinary shareholders: □ Applicable Not applicable The Company has no interim dividend plan, either in the form of cash or stock. Board-approved interim cash and/or stock dividend plan for preference shareholders: □ Applicable Not applicable This Report and its summary have been prepared in both Chinese and English. Should there be any discrepancies or misunderstandings between the two versions, the Chinese versions shall prevail. Part II Key Corporate Information 1. Stock Profile Changchai, Stock name Stock code 000570, 200570 Changchai-B Stock exchange Shenzhen Stock Exchange Contact information Board Secretary Securities Representative Name He Jianjiang 123 Huaide Middle Road, Office address Changzhou, Jiangsu, China Tel. (86)519-68683155 E-mail address cchjj@changchai.com 1 Changchai Company, Limited Interim Report 2024 (Summary) 2. Key Financial Information Indicate by tick mark whether there is any retrospectively restated datum in the table below. □ Yes No H1 2024 H1 2023 Change (%) Operating revenue (RMB) 1,495,909,152.63 1,350,517,639.85 10.77% Net profit attributable to the listed 50,097,655.15 131,937,324.66 -62.03% company’s shareholders (RMB) Net profit attributable to the listed company’s shareholders before 59,846,264.97 5,825,543.98 927.31% exceptional gains and losses (RMB) Net cash generated from/used in operating -161,814,513.00 -104,796,816.75 —— activities (RMB) Basic earnings per share (RMB/share) 0.0710 0.1870 -62.03% Diluted earnings per share (RMB/share) 0.0710 0.1870 -62.03% Weighted average return on equity (%) 1.47% 3.93% -2.46% 30 June 2024 31 December 2023 Change (%) Total assets (RMB) 5,329,179,139.07 5,159,394,958.92 3.29% Equity attributable to the listed company’s 3,372,290,234.40 3,398,946,911.23 -0.78% shareholders (RMB) 3. Shareholders and Their Holdings as at the end of the Reporting Period Unit: share Number of preference Number of ordinary shareholders 53,323 shareholders with resumed 0 voting rights (if any) Top 10 shareholders(excluding lending shares through refinancing) Shares in pledge, Name of Nature of Shareholding Restricted marked or Number of shares frozen shareholder shareholder percentage shares Shar Status es Changzhou State-owned Investment Group 32.26% 227,663,417 56,818,181 legal person Co., Ltd Domestic Chen Jian natural 0.52% 3,700,000 person N/A 0 KGI ASIA Foreign 0 0.44% 3,101,695 LIMITED legal person Domestic Song Yang natural 0.41% 2,871,100 person 2 Changchai Company, Limited Interim Report 2024 (Summary) Domestic Wu Chunhua natural 0.32% 2,236,500 person Domestic Chen Hengjun natural 0.23% 1,649,100 person Domestic Li Suinan natural 0.23% 1,600,300 person Domestic Zhang Wenbing natural 0.22% 1,556,700 person Domestic Huang Guoliang natural 0.22% 1,528,891 person BARCLAYS Foreign 0.21% 1,490,524 BANK PLC legal person It is unknown whether there is among the top 10 public shareholders and Related or acting-in-concert the top 10 unrestricted public shareholders any related parties or acting-in- parties among the shareholders concert parties as defined in the Administrative Measures for Information above Regarding Shareholding Alteration. Shareholders involved in Shareholder Chen Jian and Wu Chunhua respectively held 3,300,000 securities margin trading (if any) shares and 2,236,500 shares in the Company through their credit accounts. 4. Change of the Controlling Shareholder and the De Facto Controller in the Reporting Period Change of the controlling shareholder in the Reporting Period: □ Applicable Not applicable The controlling shareholder remained the same in the Reporting Period. Change of the de facto controller in the Reporting Period: □ Applicable Not applicable The de facto controller remained the same in the Reporting Period. 5. Number of Preference Shareholders and Shareholdings of Top 10 of Them □ Applicable Not applicable No preference shareholders in the Reporting Period. 6. Outstanding Bonds at the Date when this Report Was Authorized for Issue □ Applicable Not applicable 3 Changchai Company, Limited Interim Report 2024 (Summary) Part III Significant Events 1. Expropriation of the Wuxing branch company’s properties on state-owned land and compensation On 25 May 2023, the Proposal on the Intention to Sign the Agreement on the Expropriation of the Properties of the Wuxing Branch Company on State-owned Land in Changzhou City and the Compensation was approved at the 17th Meeting of the Ninth Board of Directors. Later, the said matter was approved at the First Extraordinary General Meeting of Shareholders in 2023 dated 12 June 2023. As such, the Company was agreed to sign a contract with Changzhou Zhonglou District Housing and Urban-Rural Development Bureau on the expropriation of the Wuxing branch company’s properties on state-owned land and the compensation, with the contractual total compensation amount being RMB117 million. On 14 June 2023, the Company signed the Agreement on the Expropriation of the Properties of the Wuxing Branch Company on State-owned Land in Changzhou City and the Compensation with Changzhou Zhonglou District Housing and Urban-Rural Development Bureau, and received the first compensation payment of RMB70 million on 28 June 2023, and received the residual compensation payment of RMB47 million on 9 January 2024. 2. Housing expropriation on state-owned land and compensation of Sanjing Branch On 27 October 2023, the Company held the Third Meeting of the Tenth Board of Directors, deliberating on and approving the Proposal on Signing the Sanjing Branch's Agreement on Non-residential Housing Expropriation and Compensation in Xinbei District, Changzhou City. The matter was approved at the third extraordinary general meeting on 14 November 2023, approving that the Company would sign agreement with the Housing and Urban-Rural Development Bureau of Changzhou National High-tech Industrial Development Zone and the Housing Expropriation and Compensation Service Centre of Sanjing Street, Xinbei District, Changzhou City, regarding the housing expropriation on state-owned land and compensation of the Sanjing Branch. The total compensation amount under the agreement was RMB99,929,900. On 29 November 2023, the Company signed the Agreement on Non-residential Housing Expropriation and Compensation with the Housing and Urban-Rural Development Bureau of Changzhou National High-tech Industrial Development Zone and the Housing Expropriation and Compensation Service Centre of Sanjing Street, Xinbei District, Changzhou City. As of the Reporting Period, the Company received the first compensation of RMB30 million. 3. Change of accounting firm appointed by the Company On 7 December 2024, the Proposal on the Appointment of the Financial Audit Institution for 2024 and Its Audit Expenses and the Proposal on the Appointment of the Internal Control Audit Institution for 2024 and Its Audit Expenses were approved at the second interim meeting of the Board of Directors in 2024. Later, the said matter was approved at the First Extraordinary General Meeting of Shareholders in 2024 dated 30 July 2024. As such the Company agreed to appoint Zhongxinghua Certified Pubic Accounts LLP (Special General Partnership) as the auditor of the Company's finance and internal control in 2024, with the expenses for financial audit and internal control audit being RMB600,000 and RMB135,000 respectively. 4. Acquisition of 25% of the equity interest in Horizon Agricultural Equipment In June 2024, the Company acquired 25% of the equity interest in Horizon Agricultural Equipment held by Horizon Investment, and the Company now directly holds 100% of the equity interest in Horizon Agricultural Equipment. 4