公告日期：2025-08-22

Stock code:000570, 200570 Stock name: Changchai, Changchai B Announcement Number:2025-038
2025 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, Changchai Stock code 000570、200570

B

Stock exchange for stock listing Shenzhen Stock Exchange

Contact Information Board Secretary Securities Representative

Name He Jianjiang

Address 123 Huaide Middle Road,

Changzhou, Jiangsu, China

Tel. (86)519-68683155

Email address cchjj@changchai.com

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 YoY Change

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