The board of directors of Alphamab Oncology announced that Dr. JIANG Hualiang has tendered his resignation from the position as an independent non-executive Director, a member of the nomination committee and the strategy committee under the Board with effect from August 27, 2021 due to personal work arrangements. The Board further announces that Dr. GUO Zijian has been appointed as an independent non-executive Director and a member of the nomination committee and the strategy committee under the Board with effect from August 27, 2021. Dr. GUO Zijian has been serving as a professor of School of Chemistry and Chemical Engineering of Nanjing University since May 1999. From October 1996 to April 1999, he was a research associate at the University of Edinburgh in the United Kingdom. Dr. Guo was granted the Outstanding Achievement Award by Asian Society of Biological Inorganic Chemistry in October 2020.