Board of Directors

Mr. Hui Li is the Chairman and CEO of Centurium Capital. Mr. Li had previously served as a director of the Company until July 2020. In addition, Mr. Li is also Chairman of the board of directors of Taibang Biological Ltd. Previously, Mr. Li was an executive director and a managing director at Warburg Pincus Asia LLC. Prior to joining Warburg Pincus, Mr. Li worked in the investment banking division of Goldman Sachs and Morgan Stanley. Mr. Li obtained a bachelor's degree majoring in economics from Renmin University of China and a master's degree majoring in business administration from Yale University School of Management.

Dr. Jinyi Guo is a co-founder of the Company and has served as our director since June 2018 and as our chief executive officer since July 2020. He also served as chairman of the Board from July 2020 to April 2025. Prior to joining the Company, Dr. Guo held various positions at UCAR Inc. from 2016 to 2017. Earlier in his career, he worked at the Ministry of Transport from 2011 to 2016 and served as a research assistant at the China Academy of Transportation Sciences from 2009 to 2011. Dr. Guo received his Ph.D. in July 2009 from Beijing Jiaotong University, with a specialization in transportation planning and management. Dr. Guo was a visiting scholar at the University of Leeds in 2008.

Mr. Sean Shao has served as an independent director and the chairman of the audit committee of 21Vianet Group, Inc. (NASDAQ: VNET) since 2015 and UTStarcom Holdings Corp. (NASDAQ: UTSI) since 2012. He was an independent director of Whirlpool (China) Co., Ltd. from May 2024 to June 2025. Mr. Shao served several board and senior executive roles in various companies. Mr. Shao also worked at Deloitte Touche Tohmatsu CPA Ltd. for approximately a decade. Mr. Shao obtained a bachelor's degree in art from East China Normal University in 1982 and a master's degree in health care administration from the University of California at Los Angeles in 1988. Mr. Shao is a member of the American Institute of Certified Public Accountants.

Ms. Qianli Liu is currently the Assistant Head of School, Business at Keystone Academy in Beijing. She has over 20 years of experience in investment banking and finance, including her current position as well as previously held senior management positions at Phoenix New Media Limited (NYSE: FENG), ChinaEdu Corp. (NASDAQ: CEDU) and MainOne Information Technology Company Ltd. She is currently also an independent director of XD Inc. (HKEX: 2400.HK), an independent director of BAIOO Family Interactive Limited (HKEX: 2100.HK), and an independent director of Feiyu Technology International Company Ltd. (HKEX: 1022.HK). Ms. Liu obtained her bachelor’s degree from Dartmouth College in 1997 and her MBA from the Massachusetts Institute of Technology Sloan School of Management in 2003.

Mr. Weihao (Michael) Chen has been a partner and managing director of Centurium Capital since July 2019. From October 2011 to May 2019, Mr. Chen worked at a Warburg Pincus entity where his last held position was a managing director. Prior to that, Mr. Chen worked as a vice president at Crescent Advisors China (Shanghai) Co., Ltd. Mr. Chen also worked for Morgan Stanley Asia Limited in Hong Kong and Accenture Consulting Co Limited in China earlier in his career. Mr. Chen is currently a director of ANE (Cayman) Inc., a Hong Kong listed company and chairman of its ESG committee. Mr. Chen obtained his bachelor’s degree in accounting from Fudan University in July 2002 and his MBA from the INSEAD Business School in 2006. Mr. Chen is a member of the Association of Chartered Certified Accountants.

Mr. Jun Liu is a partner and managing director of Centurium Capital. Prior to joining Centurium Capital, Mr. Liu worked at Warburg Pincus Asia LLC and Goldman Sachs (Asia) LLC in Hong Kong, O’Melveny & Myers LLP in Beijing, and Cahill Gordon & Reindel LLP in New York City. Mr. Liu graduated from Foreign Affairs College in Beijing, China, Vanderbilt University and New York University. Mr. Liu is qualified to practice law in China and the State of New York.

Mr. Joel A. Getz currently serves as the Deputy Dean for Alumni, Development, and Special Initiatives at the Yale School of Management, which he joined in February 2008. At the Yale School of Management, Mr. Getz is in charge of all fundraising and alumni initiatives. Prior to joining the Yale School of Management, Mr. Getz worked with a number of organizations including Stanford University and the Mayor’s Fund to Advance New York City. Mr. Getz was President of the Mayor’s Fund, working with New York City Mayor Michael R. Bloomberg, deputy mayors, and agency commissioners, as well as a 50-member board of top CEOs, financiers, philanthropists and community leaders, to plan, prioritize and implement fundraising initiatives to support civic improvements in the City of New York. From 1990 to 1997 Mr. Getz was the President and Co-Founder of Rim Pacific, a manufacturing and distribution firm focusing on art reproductions. Mr. Getz received his B.A. in 1986 from Harvard University where he was First Marshal of his class and has served on the board of the Alumni Association.

Mr. Guiyi Chen brings extensive experience in law, banking, investment, and management, with expertise in both domestic and international capital markets. He is currently a managing director at Centurium Capital Management (HK) Ltd (“Centurium Capital”). Prior to joining Centurium Capital, Mr. Chen held senior roles at Jingtian & Gongcheng LLP, W&G Investment Management Co., Ltd., and Loeb & Loeb LLP. Mr. Chen holds a bachelor’s degree in legal studies from the China Youth University of Political Science and a master’s degree in law from the University of Groningen, Netherlands.