ST Yazhen: Chairman, some directors and the Board Secretary resign. New directors and Vice General Manager selected.

*ST Yazhen announced that the company's board of directors recently received written resignation reports from Gao Wei, Qian Haiqiang, Yu Jihong, and Huang Zhoubin. Gao Wei applied to resign from the positions of chairman of the board of directors, legal representative, etc. due to work adjustments, Qian Haiqiang applied to resign from the position of director, Huang Zhoubin applied to resign from the position of board secretary, and Yu Jihong applied to resign from the position of independent director for personal reasons. The resignation of the above directors will result in the number of directors on the board being below the minimum required by law. In order to ensure the normal operation of the board of directors, the resigning directors will continue to fulfill the responsibilities of directors and committees established under the board. At the same time, the company has appointed Wu Tao, Fan Weihao as directors, and Sun Chengdong as an independent director; Yang Lin has been appointed as vice president and secretary of the board of directors.