United States securities and exchange commission logo September 12, 2023 Thomas Ren Chief Financial Officer Cheetah Mobile Inc. Building No. 11 Wandong Science and Technology Cultural Innovation Park No.7 Sanjianfangnanli, Chaoyang District Beijing 100024 People s Republic of China Re: Cheetah Mobile Inc. Form 20-F for the Fiscal Year Ended December 31, 2022 Filed April 18, 2023 File No. 001-36427 Dear Thomas Ren: We have reviewed your September 1, 2023 response to our comment letter and have the following comments. In some of our comments, we may ask you to provide us with information so we may better understand your disclosure. Please respond to these comments within ten business days by providing the requested information or advise us as soon as possible when you will respond. If you do not believe our comments apply to your facts and circumstances, please tell us why in your response. After reviewing your response to these comments, we may have additional comments. Unless we note otherwise, our references to prior comments are to comments in our July 11, 2023 letter. Form 20-F for the Fiscal Year Ended December 31, 2022 General 1. You state in your response to prior comment 13 that [n]o more than 45% of the value of Cheetah Mobile s assets (exclusive of Government securities and cash items) consists of, and no more than 45% of its net income after taxes (for the last four fiscal quarters combined) is derived from securities other than those enumerated in Rule 3a-1(a)(1) (4). For this analysis, you state that such securities totaled RMB1,757,474, which appears to be derived from short term investments, prepayments and other current assets, net, due from related parties, net, and long-term investments. Based on the consolidated financial Thomas Ren Cheetah Mobile Inc. September 12, 2023 Page 2 information provided in response to prior comment 14, it appears that prepayments and other current assets, net listed under Assets" totaled RMB1,123,371, however, only RMB42,741 is recorded as securities for purposes of the calculation done for the 3a-1 analysis. Please provide us with a breakdown of the RMB1,123,371 in prepayments and other current assets, net." 2. Please confirm that your analysis under Section 3(a)(1)(C) and the related financial statements were calculated and provided based on fair value (with value as defined in Section 2(a)(41) of the Investment Company Act of 1940). You may contact David Edgar, Senior Staff Accountant, at (202) 551-3459 or Kathleen Collins, Accounting Branch Chief, at (202) 551-3499 any questions. Sincerely, FirstName LastNameThomas Ren Division of Corporation Finance Comapany NameCheetah Mobile Inc. Office of Technology September 12, 2023 Page 2 cc: Sheryl (Xuyang) Zhang FirstName LastName