公告日期：2026-05-23

Stock Code: 002384 Stock Short Name: DSBJ Announcement No.: 2026-023
Suzhou Dongshan Precision Manufacturing Co., Ltd.

First Quarter Report 2026

The Company and all the members of the Board of Directors hereby warrant that the content of the information disclosure is

true, accurate and complete without any misrepresentation, misleading statement or material omission.

Important note:

1. The Board of Directors, directors, and senior executives of the Company hereby warrant that this quarterly report is true,

accurate and complete without any misrepresentation, misleading statement or material omission, and agree to assume joint and

several liabilities for this quarterly report.

2. YUAN Yonggang, Chairman of the Company, CFO WANG Xu and Accounting Supervisor ZHU Deguang hereby represent

that the financial information contained in this quarterly report is true, accurate and complete.

3. Whether the First Quarter Financial Report has been audited

□ Yes No
Note:

This document is a translated version of the Chinese First Quarter Report 2026 ("2026 年第一季度报告"). In case of any

discrepancies, the First Quarter Report 2026 published in the Chinese version shall prevail. The full Chinese First Quarter Report

2026 is available at www.cninfo.com.cn.

I. Key Financial Data

(I) Key Accounting Data and Financial Indicators

Did the Company need to retrospectively adjust or restate any accounting data of prior years

□ Yes No

The reporting period The same period of the %

previous year change
Operating revenue (RMB) 13,137,636,263.36 8,602,240,027.91 52.72%

Net profit attributable to shareholders of the Listed Company 1,109,892,942.38 455,862,422.17 143.47%……
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