United States securities and exchange commission logo November 8, 2022 Sizhen Wang Chief Executive Officer Genetron Holdings Limited 1-2/F, Building 11, Zone 1 No. 8 Life Science Parkway Changping District, Beijing, 102206 People s Republic of China Re: Genetron Holdings Limited Annual Report on Form 20-F Filed April 29, 2022 File No. 001-39328 Dear Sizhen Wang: We have completed our review of your filing. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Sincerely, Division of Corporation Finance Office of Industrial Applications and Services cc: Xuelin Wang