Notice of the First Extraordinary General Meeting of Shareholders in 2025

CHENGZHI Chengzhi Co., Ltd.

Stock Code: 000990 Stock Abbreviation: Chengzhi Co., Ltd. Announcement No.: 2025-044

Chengzhi Co., Ltd.

Notice of the First Extraordinary General Meeting of Shareholders in 2025

The Company and all members of the Board of Directors guarantee that the information disclosed is true, accurate, and complete, and that there are no false records, misleading statements, or major omissions.

I. Basic Information of the Meeting

1. Session of the General Meeting: The First Extraordinary General Meeting of Shareholders of Chengzhi Co., Ltd. (hereinafter referred to as the "Company") in 2025.
2. Convener: The Company's Board of Directors; the proposal to convene the First Extraordinary General Meeting of Shareholders in 2025 was considered and approved at the fifteenth meeting of the Eighth Board of Directors.
3. The convening and holding of this meeting comply with the "Company Law of the People's Republic of China," the "Stock Listing Rules of the Shenzhen Stock Exchange," the "Shenzhen Stock Exchange Listed Company Self-Regulatory Supervision Guidelines No. 1 - Standardized Operation of Main Board Listed Companies," and other laws, administrative regulations, departmental rules, normative documents, and the Company's Articles of Association.
4. Meeting Time: On-site meeting time: December 29, 2025, 14:00 Online voting time: (1) The specific time for online voting through the Shenzhen Stock Exchange trading system is: December 29, 2025, 9:15-9:25, 9:30-11:30, and 13:00-15:00. (2) The specific time for online voting through the Shenzhen Stock Exchange internet voting system is: any time from 9:15 to 15:00 on December 29, 2025.
5. Method of Holding: A combination of on-site voting and online voting. (1) The Company will provide an online voting platform for all shareholders through the Shenzhen Stock Exchange trading system and the internet voting system. Shareholders can exercise their voting rights through these systems during the online voting period, or they can exercise their voting rights through on-site voting at the meeting. (2) Company shareholders can only choose one voting method, either on-site voting or online voting. If the same share is voted repeatedly through on-site and online voting systems, the first vote shall prevail. The entrusted person shall report the number of entrusted shares based on the entrustment of the principal (actual holder) and, at the same time, report the number of shares corresponding to the principal's voting opinions for each proposal.
6. Equity Registration Date: December 23, 2025.
7. Attendees: (1) Company directors, supervisors, and senior management; (2) Lawyers appointed by the Company; (3) All shareholders of the Company or their authorized representatives (see Attachment 2 for the power of attorney) registered with the Shenzhen Branch of China Securities Depository and Clearing Corporation Limited as of the close of trading on December 23, 2025, the equity registration date. The shareholder's representative does not need to be a company shareholder.
8. Meeting Location: Meeting Room 17B, Innovation Building, Tsinghua Science Park, Beijing.