Jiangsu Recbio Technology Co., Ltd. received a resignation report from Dr. Feng Tao on April 3, 2023. Dr. Feng resigned from his positions as a non-executive director and a member of the Nomination Committee of the Board of the Company due to his physical conditions. Pursuant to the relevant provisions of the Articles of Association of Jiangsu Recbio Technology Co., Ltd., the resignation report of Dr. Feng takes effect from the date on which it is submitted to the Board.

Dr. Feng has confirmed that he has no disagreement with the Company and the Board, and there are no other matters relating to his resignation that need to be brought to the attention of the Stock Exchange and the shareholders of the Company.