May 21, 2025 Yu (Stanley) Qu Chief Financial Officer NIO Inc. Building 19, No. 1355, Caobao Road Minhang District Shanghai, People's Republic of China Re: NIO Inc. Form 20-F for the Fiscal Year Ended December 31, 2024 Filed April 8, 2025 File No. 001-38638 Dear Yu (Stanley) Qu: 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