Mr. Joseph Chow

Chairman and Chief Executive Officer

Mr. Chow has been a member of our Board since November 3, 2014, our Chairman since February 3, 2019, our CEO since August 5, 2019 and our acting CEO between May 10, 2019 and August 5, 2019. Mr. Chow has over 20 years of experience in corporate finance, financial advisory and management and has held senior executive and managerial positions in various public and private companies. Prior to August 2019, Mr. Chow served as a managing director of Centurium Capital. Previously Mr. Chow was a managing director of Moelis and Company and a managing director at Goldman Sachs (Asia) LLP. Prior to that, he served as an independent financial consultant, as chief financial officer of Harbor Networks Limited, and as chief financial officer of China Netcom (Holdings) Company Limited. Prior to that, Mr. Chow served as the director of strategic planning of Bombardier Capital, Inc., as vice president of international operations of Citigroup and as the corporate auditor of GE Capital. Mr. Chow is currently an independent non-executive director for China ZhongDi Dairy Holdings Company Limited, a company listed on the Stock Exchange of Hong Kong. Mr. Chow obtained a Bachelor of Arts degree in political science from Nanjing Institute of International Relations and a Master of Business Administration degree from the University of Maryland at College Park.

Mr. David Hui Li


Mr. Li has been a member of our board of directors since November 4, 2013 and served as our Chairman from July 2018 to February 2019. Mr. Li is also the founder and chief executive officer of Centurium Capital. Mr. Li has served as a director of Luckin Coffee Inc. since June 2018 and Ane Logistics since December 2019. Mr. Li was an executive director and a managing director at Warburg Pincus from February 2002 to January 2016. Prior to joining Warburg Pincus, Mr. Li worked in the investment banking division of Goldman Sachs from 2001 to 2002 and Morgan Stanley from 1994 to 2001. Mr. Li received a B.S. in economics from Renmin University of China and an M.B.A. from Yale University School of Management.

Ms. Yue’e Zhang


Ms. Yue’e Zhang was appointed as a director on our board of directors on January 1, 2018, pursuant to the investor rights agreement dated as of January 1, 2018 by and between the Company and PW Medtech Group Limited, a major shareholder of the Company. Ms. Zhang has worked in the medical device industry for nearly 30 years and has accumulated considerable experience in product design, research and development, and management and investment. She currently serves as the chairman of the board and an executive director of PW Medtech Group Limited, a company listed on the Hong Kong Stock Exchange. She is also a founder and shareholder of Lepu Medical Technology (Beijing) Co., Ltd., a company listed on the Shenzhen Stock Exchange. Ms. Zhang obtained a bachelor’s degree in material science and engineering from Xi’an Jiaotong University, and two master degrees in material science and management from Xi’an University of Technology and Florida International University, respectively.


Mr. Sean Shao

Independent Director, Chairman of Audit Committee

Mr. Shao has been a member of our board of directors since July 24, 2008. In addition to his roles with us, Mr. Shao currently serves as independent director and chairman of the audit committee of: Luckin Coffee Inc. since May 2019; 21Vianet Group, Inc. since August 2015; Jumei International Holding Ltd. since May 2014; LightInTheBox Holdings Co. Ltd. since June 2013 and UTStarcom Holdings Corp. since October 2012. He served as the chief financial officer and a board member of Trina Solar Limited from 2006 to 2008 and from 2015 to 2017, respectively. In addition, Mr. Shao served from 2004 to 2006 as the chief financial officer of ChinaEdu Corporation and of Watchdata Technologies Ltd.. Prior to that, Mr. Shao worked at Deloitte Touche Tohmatsu CPA Ltd. for approximately a decade. Mr. Shao received his master’s degree in health care administration from the University of California at Los Angeles in 1988 and his bachelor’s degree in art from East China Normal University in 1982. Mr. Shao is a member of the American Institute of Certified Public Accountants. 

Dr. Yungang Lu

Independent Director, Chairman of Governance & Nominating Committee

Dr. Lu has been a member of our board of directors since March 19, 2012. Dr. Lu is a Managing Partner of Fort Hill Capital Limited (“Fort Hill”), an investment partnership focusing on the global equity market. Prior to Fort Hill, Dr. Lu has served as a Managing Director of Seres Asset Management Limited, a Hong Kong-based Asian investment specialist, from August 2009 to October 2016, and a Managing Director of APAC Capital Advisors Limited, an investment manager focusing on Greater China equities, from 2004 to July 2009. Dr. Lu also serves as a director of the listed company Global Cord Blood Corporation, a provider of cord blood storage services primarily in China. Dr. Lu was a research analyst with Credit Suisse First Boston (Hong Kong), a financial services company, from 1998 to 2004, where his last position was the head of China Research, and was a research analyst with JP Morgan Securities Asia, a financial services company, in Hong Kong from 1997 to 1998. Dr. Lu received a B.S. in Biology from Peking University, an M.S. in Biochemistry from Brigham Young University and a Ph.D. in Finance from the University of California, Los Angeles.



Mr. Qi Ning

Independent Director, Chairman of Compensation Committee

Mr. Ning has been a member of our Board since July 25, 2018. Mr. Ning has been an executive director and chief executive officer of Sinnet Cloud Data Co., Ltd., a company specializing in marketing and promoting AWS cloud products and related services in China, since May 2018, a general partner of Tianjin Aman Enterprise Management GP, a consulting and management company, since May 2018 and a managing partner of Intermarket Advisory LLP, a company offering advisory and consulting services to financial institutions in TMT sectors, since January 2018. From August 2012 to December 2017, Mr. Ning held multiple roles in 21Vianet Group, a Chinese carrier neutral cyber infrastructure services provider, including senior advisor, executive vice president, chief operating officer, senior vice president and general manager of Blue Cloud Tech Co., Ltd., a wholly owned subsidiary of 21Vianet Group. Prior to that, Mr. Ning served as an executive director and chief executive officer of China Netcom Broadband Corporation Ltd., a joint venture telecom services provider between China Netcom Group Corporation and PCCW, the dominant carriers from North China and Hong Kong, and a managing director of China Broadband Capital, a TMT-focused private equity fund; from June 2004 to August 2008, as an executive director of China Netcom Broadband Corporation Ltd., a Chinese residential broadband services provider; from 1999 to June 2004 as acting general manager of Zhejiang Provincial Branch of China Netcom Group Corporation, vice president of China Netcom Broadband Corporation Ltd., a subsidiary of China Netcom Holding Corp., Ltd., assistant to COO and general manager of Carrier & International Services BU of China Netcom Holding Corp., Ltd., a Chinese telecommunication services provider. Mr. Ning received a Bachelor degree of Engineering in Nuclear Physics and a Master degree of Engineering in Industrial and Innovation Economics from Tsinghua University.