华康生物医学(08622)：张玉静已被任命为董事会主席

Group 1 - The core point of the article is the resignation of Mr. Zhang Shuguang from his positions as executive director, chairman of the board, and chairman of the nomination committee of Huakang Biomedical, effective from August 29, 2025, to focus on the management of the company's subsidiaries [1] - Ms. Zhang Yujing has been appointed as the new chairman of the board, authorized representative, and chairman of the nomination committee, effective from the same date, to fill the vacancy left by Mr. Zhang's resignation [1]