2026 Semi-Annual Report Summary of Changchai Company Limited

Stock code:000570 200570 Stock name: Changchai Changchai B Announcement Number:2026-026

2026 Semi-Annual Report Summary of Changchai Company Limited

I. Important Notes

This interim report summary is extracted from the full interim report. To gain a comprehensive understanding of

the Company’s operating results financial condition and future development plans investors are advised to

carefully read the full interim report on the media designated by the China Securities Regulatory Commission.All directors attended the board meeting to review this report.Non-standard Audit Opinion

? Applicable ? Not Applicable

Profit Distribution Proposal or Capital Reserve Conversion Proposal for Ordinary Shares Deliberated by the

Board of Directors During the Reporting Period

? Applicable ? Not Applicable

The Company plans not to distribute cash dividends issue bonus shares or convert capital reserves into share

capital.Profit distribution proposal for preferred shares during the reporting period approved by the Board of Directors

? Applicable ? Not Applicable

II. Corporate Information

1. Corporate Information

Stock name Changchai ChangchaiB Stock code 000570、200570

Stock exchange for stock listing Shenzhen Stock Exchange

Contact Information Board Secretary Securities Representative

Name He Jianjiang

Address 123 Huaide Middle RoadChangzhou Jiangsu China

Tel. (86)519-68683155

Email address cchjj@changchai.com

12026 Semi-Annual Report Summary of Changchai Company Limited

2. Principal Activity of the Company in the Reporting Period

Whether the Company needs to retrospectively adjust or restate accounting data from previous years.? 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%

3. Share Capital and Shareholders' Information

Unit: share

Total number of preferred

Number of ordinary shareholders with restored

shareholders 45319 voting rights at the end of 0the reporting period (if

applicable)

Equity holdings of the top 10 shareholders (excluding shares lent through securities lending)

Number of Restricted

Nature of Shareholdin Total shares shares shares heldName of shareholder shareholder g held at the subject topercentage period-end trading Status Shar

restrictions es

Changzhou Investment Group State-owned

Co. Ltd. legal person 32.26% 227663417

Industrial and Commercial

Bank of China Co. Ltd. –

Huashang Lexiang Hulian Others 0.54% 3810600

Flexible Allocation Hybrid 0 N/A 0

Securities Investment Fund

Chen Jian Domesticnatural person 0.49% 3461800

Industrial Securities Co. Ltd. – Others 0.44% 3114500

22026 Semi-Annual Report Summary of Changchai Company Limited

Bodao Jiuhang Hybrid

Securities Investment Fund

KGI ASIA LIMITED Foreign legalperson 0.44% 3100195

Zhao Jun Domesticnatural person 0.43% 3044400

Bank of China Co. Ltd. –

Huashang Zhenxuan Huibao

Hybrid Securities Investment Others 0.41% 2895200

Fund

China Merchants Bank Co.Ltd. – Bodao Xinghang Hybrid Others 0.37% 2584053

Securities Investment Fund

UBS AG Foreign legalperson 0.31% 2162238

Bank of Communications Co.Ltd. – Nanhua Fenghui Hybrid Others 0.29% 2053000

Securities Investment Fund

Disclosure of connected The Company is unaware of any connected relationships or whether the top

relationships or concerted 10 tradable shareholders and top 10 unrestricted tradable shareholders

actions among the constitute concerted parties as defined by the Administrative Measures for

aforementioned shareholders the Acquisition of Listed Companies.Explanation regarding

shareholders participating in Shareholders Chen Jian holds 3461800 shares through margin trading

margin trading (if applicable) accounts.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

4. Changes in Controlling Shareholder or Actual Controller

Changes in Controlling Shareholder During the Reporting Period

? Applicable ? Not Applicable

No change occurred during the reporting period.Actual Controller During the Reporting Period

? Applicable ? Not Applicable

No change occurred during the reporting period.

32026 Semi-Annual Report Summary of Changchai Company Limited

5. Total Number of Preferred Shareholders & Shareholding Details of Top 10 Preferred Shareholders

? Applicable ? Not Applicable

The Company had no preferred shareholders during the reporting period.

6. Bond Information Outstanding as of the Semi-Annual Report Approval Date

? Applicable ? Not Applicable

III. Significant Events

1、 Progress of subsidiary companies participating in the establishment of Yuanzhi Changtou Xingyu

(Changzhou) Equity Investment Partnership Enterprise (Limited Partnership)

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.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.

2、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 RMB 30 million in the first compensation

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

with the Xinbei 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

42026 Semi-Annual Report Summary of Changchai Company Limited

extraordinary shareholders' meeting of 2026 on July 21 2026.

3、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.

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