Announcement on the Resignation of Director, Vice General Manager, Board Secretary and Financial Officer, and Appointment of Board Secretary

✨ AI Summary

Yantai Zhenghai Biological Technology Co., Ltd. announces the resignation of Ms. Zhao Li from her roles as Director, Vice General Manager, Board Secretary, and Financial Officer due to job changes. The board has appointed Mr. Yang Yuan as the new Board Secretary, effective from May 29, 2026, until the end of the current board's term. Mr. Yang is currently undergoing training to obtain the necessary certification.

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