Mr. Sheng Chen, also known as Josh Sheng Chen, is one of our co-founders and has served as the executive chairman of our Board since the incorporation of the Company. He has been our chief executive officer since our inception to October 2015. Mr. Chen has been instrumental to the development and success of our business. Mr. Chen provides vision, overall management, and strategic decision-making relating to marketing, investment planning, and corporate development. Mr. Chen has more than 20 years’ experience in the internet infrastructure industry in China and started his entrepreneur career in 1990 when he was a sophomore at Tsinghua University. Mr. Chen founded our business in May 1996 and started the first carrier-neutral data center in China in July 1999. Mr. Chen currently also serves as a director of Cloud Tech Services Limited and Yipu Chain Network (Beijing) Technology Co., Ltd. Mr. Chen received his bachelor’s degree in electrical engineering from Tsinghua University in 1991. Mr. Chen is a member of the Tsinghua Entrepreneur and Executive Club and a managing director of the Internet Society of China.
Mr. Samuel Yuan-Ching Shen has served as Group CEO from January 1, 2021 and executive chairman of our retail IDC business group since May 2020. Mr. Shen also serves as an independent director of Insigma Technology Co., Ltd. (a company listed on the Shanghai Stock Exchange, stock code: 600797), Mercurity Fintech Holding Inc. (a company listed on the New York Stock Exchange, NYSE: MFH), and Xinyuan Real Estate Co., Ltd. (a company listed on the New York Stock Exchange, NYSE: XIN). Mr. Shen serviced as an independent director of Kingdee International Software Group Co. Ltd. (a company listed on the Hong Kong Stock Exchange, stock code: 0268), from January 2018 to January 2020. Mr. Shen has extensive experience in the fields of cloud, edge computing, big data, and AI services. Mr. Shen previously served as President of JD Cloud where he led JD Cloud’s efforts to extend its offerings of tailored service solutions to a wide range of companies in different industry verticals. Prior to JD Cloud, Mr. Shen held various senior positions at Microsoft. Mr. Shen received his master’s degree in computer science from University of California, Santa Barbara, and his bachelor’s degree in chemistry from National Tsing Hua University.
Mr. Tim Chen has served as our chief financial officer since May 2021. Mr. Chen served as our chief strategy officer from August 2020 to April 2021. Prior to joining us, Mr. Chen served as chief financial officer of Asia Maritime Pacific (Hong Kong) Limited over a decade from 2009 and has 14-year experience in prominent investment banking and private equity firms, including two years at Affinity Equity Partners, eight years at Morgan Stanley and four years at J.P. Morgan from 1996 to 2009. Mr. Chen received a bachelor of science degree in industrial engineering and operations research from Columbia University in New York.
Mr. Shiqi Wang has served as our chief executive officer of Wholesale IDC business group from January 1, 2021. Mr. Wang served as our chief executive officer and president from February 2018 to December 2020. Mr. Wang also served as the vice president of TUS Digital Group, a subsidiary of Tus-Holdings, director of Beijing CIC Technology Co., Ltd. and director of Guangzhou Tuwei Technology Co., Ltd. Mr. Wang has nearly 20 years of experience in the telecommunications industry and has worked at various renowned international companies, including 11 years with Ericsson, focusing primarily on strategy development and execution, corporate management, and equity investments. Mr. Wang received a bachelor’s degree from Tsinghua University and an MBA from Peking University-Vlerick MBA Program (BiMBA).
Mr. Qihang Liu has served as our president of cloud business unit since March 2020. Mr. Liu served as our senior vice president from December 2019 to March 2020. Mr. Liu has over 25 years of technology and management experience in internet and technology industries. Prior to joining our Group, he held various positions in several reputable technology companies, including SONY, Microsoft, Lenovo and Hewlett-Packard, primarily responsible for research and development in networking and big data services, strategic planning and senior management. Mr. Liu has extensive experience in cloud computing, big data and artificial intelligence industries. Mr. Liu received his bachelor’s degree in computer science from Beijing University of Technology.