United States securities and exchange commission logo January 24, 2023 Rong Luo Chief Financial Officer Baidu, Inc. Baidu Campus No. 10 Shangdi 10th Street Haidian District, Beijing 100085 The People s Republic of China Re: Baidu, Inc. Form 20-F for the Year Ended December 31, 2021 Filed March 28, 2022 File No. 000-51469 Dear Rong Luo: 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 Technology cc: Shu Du (Skadden)