Lei Chen is a founding member of our company and was appointed Chairman in March 2021, having served as our chief executive officer since July 2020. Mr. Chen served as our chief technology officer since 2016 and as our director from February 2017 to July 2018. Prior to joining our company, Mr. Chen served as chief technology officer of Xinyoudi Studio since 2011. Mr. Chen's prior working experience includes internships with Google (Nasdaq: GOOG), Yahoo Inc. and IBM (NYSE: IBM) in the United States. Mr. Chen was trained as a data scientist and is a prolific publisher on the subject of data mining, and has presented his works in large international conferences, such as the ACM SIGMOD Conference, Very Large Data Bases (VLDB) Conferences and International Conference on Machine Learning. Mr. Chen received his bachelor's degree in computer science from Tsinghua University and his doctoral degree in computer science from University of Wisconsin-Madison.

Anthony Kam Ping Leung has served as our independent director and chairman of the audit committee since August 2019. Mr. Kam has more than 30 years of experience in the financial services industry in Asia. He is a Chartered Financial Analyst and a chartered accountant in Singapore. Mr. Kam served as the deputy chief executive officer and the executive director of HSBC Bank (China) Company Limited (“HSBC China”) from February 2016 to April 2018 and served as the chief financial officer of HSBC China from May 2013 to February 2016. Prior to that, Mr. Kam served as the chief financial officer of HSBC Bank (Singapore) Limited from September 2005 to May 2013. In addition to financial accounting and control, management accounting and tax responsibilities, Mr. Kam had direct oversight on specific risk management functions such as treasury product control and asset & liabilities management. Mr. Kam was also a member of the asset and liabilities management meeting and a member of the risk management meeting under the executive committee of HSBC Singapore and HSBC China. Mr. Kam received bachelor of science from University of Hong Kong and his master degree in applied finance from Macquarie University.

Haifeng Lin has served as our director since June 2017. Mr. Lin is currently the president of Tencent Financial Technology, and a corporate vice president of Tencent Holdings Limited (HKEx: 00700). Prior to that, he served as general manager of the merger and acquisitions department of Tencent Technology (Shenzhen) Company Limited, an affiliate of Tencent Holdings. From July 2003 to November 2010, Mr. Lin served in different roles in finance, strategy and business operation at Microsoft. Prior to that, Mr. Lin worked at Nokia China from 1999 to 2001. Mr. Lin received his bachelor’s degree in engineering from Zhejiang University in June 1997 and his master’s degree in business administration from the Wharton School of the University of Pennsylvania in May 2003.

Qi Lu has served as our independent director and chairman of our compensation committee since July 2018. Currently, he is the founding CEO of Miracle Plus. He was president and COO of Baidu, and prior to that served as Microsoft’s global executive vice president and led Applications and Services Group. Dr. Lu joined Microsoft in 2009 as president of its Online Services Division. Earlier in his career, Dr. Lu joined Yahoo! in 1998, later becoming senior vice president in charge of search and advertising technologies, and subsequently executive vice president in 2007. Dr. Lu holds both bachelor and master degrees in computer science from Fudan University in Shanghai and a Ph.D. in computer science from Carnegie Mellon University. He holds over 40 US patents and has authored many papers in his field.

George Yong-Boon Yeo has served as our independent director and chairman of our nominating and corporate governance committee since July 2018. He is an independent non-executive director of AIA Group Limited (HKEx: 01299). Prior to that, Mr. Yeo served 23 years in the government of Singapore, and was Minister for Information and the Arts, Health, Trade & Industry, and Foreign Affairs. Mr. Yeo is also a member of the Board of Trustees of Berggruen Institute on Governance and International Advisory Panel of Peking University, among others. Mr. Yeo studied Engineering at Cambridge University on a President’s Scholarship, graduating with a Double First in 1976, and became a Signals Officer in the Singapore Armed Forces. After graduating from the Singapore Command and Staff College in 1979, he was posted to the Republic of Singapore Air Force. Mr. Yeo graduated with an MBA (Baker Scholar) from the Harvard Business School in 1985. He was appointed Chiefof- Staff of the Air Staff from 1985 to 1986 and Director of Joint Operations and Planning in the Defence Ministry from 1985 to 1988, attaining the rank of Brigadier-General.