Notice of the First Extraordinary General Meeting of Shareholders in 2026

Securities Code: 300796 Securities Abbreviation: Besme Announcement No.: 2026-010 Shaoxing Besme Chemical Co., Ltd. Notice of the First Extraordinary General Meeting of Shareholders in 2026 The Company and all members of the Board of Directors guarantee that the information disclosed is true, accurate, and complete, and contains no false records, misleading statements, or major omissions.

I. Basic Information of the Meeting

1. Meeting Session: First Extraordinary General Meeting of Shareholders in 2026

2. Convener of the Shareholders' Meeting: Board of Directors

3. The convocation and holding of this meeting comply with the "Company Law of the People's Republic of China," the "Listing Rules of the Shenzhen Stock Exchange for GEM Companies," the "GEM Listed Company Self-Regulatory Guidelines No. 2—Standardized Operation of GEM Listed Companies" and other laws, administrative regulations, departmental rules, and normative documents and the "Articles of Association."

4. Meeting Time: (1) On-site Meeting Time: 14:30 on April 16, 2026 (2) Online Voting Time: The specific time for online voting through the Shenzhen Stock Exchange system is April 16, 2026, from 9:15-9:25, 9:30-11:30, and 13:00-15:00; the specific time for voting through the Shenzhen Stock Exchange Internet Voting System is any time from 9:15 to 15:00 on April 16, 2026.

5. Meeting Method: Combination of on-site voting and online voting.

6. Equity Registration Date: April 10, 2026

7. Attendees: (1) Shareholders whose names are registered in the Shenzhen Branch of China Securities Depository and Clearing Corporation Limited as of the close of trading on April 10, 2026 (Friday), holding voting shares of the Company, are entitled to attend the shareholders' meeting and may authorize an agent to attend the meeting and vote in writing. The shareholder's agent does not need to be a shareholder of the Company, or may participate in online voting during the online voting period. (2) Directors and Senior Management of the Company; (3) Lawyers appointed by the Company to witness the meeting; (4) Other personnel who should attend the shareholders' meeting in accordance with relevant laws and regulations.

8. Meeting Venue: Second Floor Conference Room, Company Building, Jingyi Road 11, Shangyu Economic and Technological Development Zone, Hangzhou Bay, Shaoxing City, Zhejiang Province.

II. Matters to be Reviewed at the Meeting

1. List of Proposals for this Shareholders' Meeting