October 21, 2024 James Jin Cheng Chief Financial Officer Canaan Inc. 28 Ayer Rajah Crescent #06-08, S139959 Singapore Re: Canaan Inc. Form 20-F for the Fiscal Year Ended December 31, 2023 Filed April 17, 2024 File No. 001-39127 Dear James Jin Cheng: 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 Manufacturing