2025 Half-Year Report (Corrected Version)

Section 1 Important Notes, Directory, and Definitions

The Board of Directors, Supervisory Board, and senior management of Beijing E-techstar Co., Ltd. guarantee that the content of the half-year report is true, accurate, and complete, with no false records, misleading statements, or significant omissions, and they bear individual and joint legal responsibilities. The person in charge of the company, Qian Sujin, the head of accounting, Zheng Feng, and the head of the accounting institution (accounting supervisor), Qi Yingrui, declare: they ensure the truthfulness, accuracy, and completeness of the financial report in this half-year report. All directors attended the board meeting to review this half-year report. The company describes the risks it faces and its response measures in Section 3, "Management Discussion and Analysis," Part "10. Risks and Response Measures." Investors are advised to pay attention to the relevant content. The company plans not to distribute cash dividends, issue bonus shares, or increase capital from reserves.

Directory

1. Important Notes, Directory, and Definitions ............................................................... 2
2. Company Profile and Key Financial Indicators ............................................................. 6
3. Management Discussion and Analysis .................................................................. 9
4. Corporate Governance, Environment, and Society ....................................................... 27
5. Important Matters ......................................................................................... 29
6. Changes in Shares and Shareholder Information ......................................................... 35
7. Bond-related Information .................................................................................. 39
8. Financial Report ............................................................................................ 40

Appendix of Documents for Reference

1. Financial statements signed and stamped by the legal representative, head of accounting, and head of the accounting institution.
2. Original copies of all company documents disclosed on the information disclosure website designated by the China Securities Regulatory Commission during the reporting period.
3. Text of the 2025 Half-Year Report signed by the legal representative.
4. Other relevant materials.