Burning Rock Biotech Limited announced the resignation of Dr. Shaokun (Shannon) Chuai as a director from the board of directors of the Company and as the Company’s Chief Scientific Officer, effective June 30, 2023. Dr. Shaokun (Shannon) Chuai will continue to serve as a senior advisor to the Company. Dr. Zhihong (Joe) Zhang, the Company’s Chief Technology Officer since March 2016, has been appointed as a new director of the Board, effective June 30, 2023.