Dr. Yan Li has served as the chairman of our board of directors since March 2018, our chief executive officer since December 2017 and our chief operating officer since January 2016. Prior to joining our company in 2016, Dr. Li was a principal at KKR Capstone Limited from 2009 to 2015 and he oversaw KKR Capstone Limited’s portfolio operation in China, including Qingdao Haier Group, a home appliance manufacturer listed on the Shanghai Stock Exchange, China Modern Diary, a milk producer listed on the Hong Kong Stock Exchange, China Cord Blood Corporation, a provider of cord blood banking services in China listed on the New York Stock Exchange and United Envirotech, an environmental engineering and consulting solutions provider listed on the Singapore Stock Exchange. Dr. Li was awarded the Operational Excellence Award by Private Equity International in 2012. Prior to KKR Capstone Limited, Dr. Li worked for McKinsey & Company from 2008 to 2009, where he advised various companies in high- tech, industrial goods and retail sectors. Prior to McKinsey, Dr. Li worked as a senior research engineer at Qualcomm Inc. in San Diego, CA from 2006 to 2008, focusing on the development of 3G and 4G communications technology. Dr. Li holds three patents on 3G communications. Dr. Li received a bachelor’s degree from the University of California at Berkeley in 2001 and a Ph.D. from Stanford University in 2005, both in electrical engineering.

Mr. Mei-Wei Cheng has served as our director since October 2018. Mr. Cheng currently serves as a director of LEAR Corporation, and serves as non-executive chairman of the board of directors of HCP Packaging and INTERPLEX Holdings, both portfolio companies of Baring Private Equity Asia. Mr. Cheng served as a member of the audit committee and finance committee of the board of directors of Seagate Technology, a company listed on Nasdaq, from 2013 to 2018. From February 2015 to January 2017, Mr. Cheng served as the chairman of the board of directors of Pactera Technology International Ltd., a portfolio company of Blackstone Group. From July 2010 to April 2014, Mr. Cheng was the chief executive officer of Siemens Northeast Asia and president and chief executive officer of Siemens China. Prior to joining Siemens, Mr. Cheng served as the chairman and chief executive officer of Ford Motor (China) Ltd. and as a corporate vice president of Ford Motor Company from 1998 to 2008 and as the executive chairman at Ford Motor Company (China) Ltd. and as a group vice president of Ford Motor Company from 2009 to 2010. Prior to joining Ford, Mr. Cheng held several executive positions at General Electric Corporation and AT&T. Mr. Cheng received a bachelor’s degree in industrial engineering/operations research from Cornell University in 1972 and an MBA from Rutgers University in 1999.

Mr. Julian Juul Wolhardt has served as our director since October 2018. He currently also serves as a non-executive director of China Modern Dairy Holdings Ltd, a company listed on the Hong Kong Stock Exchange, independent non-executive director of China Mengniu Dairy Company Limited, a company listed on the Hong Kong Stock Exchange, non-executive director of COFCO Meat Holdings Limited, a company listed on the Hong Kong Stock Exchange, and director of Fujian Sunner Development Co., Ltd., a company listed on the Hong Kong Stock Exchange. Mr. Wolhardt is currently chief executive officer of DCP Advisors Limited and a member of the investment committee of the Hong Kong Stock Exchange. From August 2006 to December 2016, Mr. Wolhardt was a partner focused on Greater China at KKR Asia Limited. Prior to joining KKR Asia Limited, Mr. Wolhardt served as executive director at Morgan Stanley Private Equity Asia from 1998 to 2006. Mr. Wolhardt was an analyst at Lazard Freres & Co from 1996 to 1997 and worked at Coopers & Lybrand from 1995 to 1996. Mr. Wolhardt received his bachelor’s degree in accounting from the University of Illinois (Urbana-Champaign) in 1995. Mr. Wolhardt is a certified public accountant and certified management accountant in the US.

Mr. Changqing Ye has served as our director since October 2018. He currently also serves as an independent director of Baozun Inc., a company listed on Nasdaq, Luzhou City Commercial Bank Co., Ltd., a company listed on the Hong Kong Stock Exchange, and Ascentage Pharma Group International, a company listed on the Hong Kong Stock Exchange. From February 2011 to December 2015, Mr. Ye served as an investment committee member and then group chief financial officer and managing director of CITIC PE Group. Prior to that, Mr. Ye worked at PricewaterhouseCoopers’ China and UK offices from July 1992 to January 2011. Mr. Ye received his bachelor’s degree in journalism from Huazhong University of Science and Technology in China in 1992 and an MBA from Warwick University in 1999. Mr. Ye is a certified public accountant in China.

Mr. John Jinshu Zhang has served as our director since October 2018. Mr. Zhang is currently a partner of Dentons LLP, where he focuses on cross-border mergers and acquisitions and dispute resolution. From October 2000 to November 2014, Mr. Zhang was a partner at Edwards Wildman LLP, Reed Smith LLP, and Greenberg Traurig, LLP successively. Mr. Zhang worked as an associate of Jones Day LLP and Graham & James, LLP from November 1993 to November 1999. Mr. Zhang received his bachelor’s degree in literature from Peking University in 1982, master’s degree in Asian studies from University of Hawaii at Manoa in 1989, master’s degree in intellectual history from University of California, Los Angeles in 1990 and Juris doctor degree from University of California, Berkeley in 1993.

Ms. Fion Zhou has served as the chief financial officer since November 2021, and she was awarded 'Female CFO of the Year' by the Barron's China in 2022. Prior to joining NIU, she served as the chief financial officer of Sogou Inc. (NYSE: SOGO), a leader in China's internet industry and an innovator in search and artificial intelligence (AI) since July 2020, where she led financial operations, legal matters, strategic investment, investor relationship and internal controls. From 2015 to 2019, Ms. Zhou was a finance director of Alibaba Group (NYSE: BABA) and served as the chief financial officer and other management positions of Yidian Zixun, a leading mobile news aggregator in China. Prior to that, she also held senior finance roles at Viadeo S.A. in Paris and Concord Medical Services Holdings Limited (NYSE: CCM) in New York City. Ms. Zhou started her career as an auditor at PricewaterhouseCoopers Zhong Tian in 2006. She received a bachelor’s degree in Financial Management from the University of International Business and Economics in 2006 and an Executive MBA from HEC Paris in 2016. Ms. Zhou is a member of the American Institute of Certified Public Accountants and a Chartered Global Management Accountant.