Mr. Yifan Li has served as our independent director since October 2017. After servicing as chief financial officer since April 2021, Mr. Li is currently chief finance and investment advisor of Human Horizons Holdings Co. Ltd., a premium luxury electric vehicle manufacturer. Prior to that, he had served as a board director and a vice president of Geely Holding Group Co., Ltd., an automotive manufacturing company, since October 2014. From May 2014 to September 2014, he was vice president and international chief financial officer of Sanpower Group Co., Ltd., a company in the technology and modern service industries. From December 2010 to February 2014, he served as vice president and chief financial officer of China Zenix Auto International Co., Ltd., a manufacturer of commercial vehicle wheels listed on the NYSE. Mr. Li is also currently a director and a member of the audit committee for a number of companies, including Xinyuan Real Estate Co., Ltd. (NYSE: XIN), Sunlands Technology Group (NYSE: STG), 36Kr Holdings Inc. (NASDAW: KRKR). Mr. Li received his MBA from the University of Chicago Booth School of Business in 2000, his master’s degree in accounting from University of Texas at Dallas in 1994, and his bachelor’s degree in economics from Fudan University in 1989. Mr. Li is a Certified Public Accountant in the United States and a Chartered Global Management Accountant. His business address is 1339 Wanfang Road, Minhang District, Shanghai, PRC, 201112.