Mr. Peng Xue is our founder and chairman of the board of directors, and has served as our chief executive officer since our inception and a director since May 2014. Mr. Xue is a serial entrepreneur with extensive experience in the technology and logistics industry in China. Prior to founding our company, Mr. Xue founded Beijing Caichuang Information Technology Co., Ltd. in 2008 which developed YiYouDi, an integrated logistics platform in China. Mr. Xue received a bachelor's degree in information and computer science from North China University of Science and Technology, a master's degree in business information system from Royal Holloway, University of London, an EMBA in finance from Tsinghua University and a DBA from Cheung Kong Graduate School of Business.
Mr. Hongjian Yu is our co-founder, director, and executive president. He served as our chief technology officer from 2014 to April 2021. Before co-founding the company, Mr. Yu served as chief technology officer from 2009 to 2014 at Beijing Caichuang Information Technology Co., Ltd. From 2006 to 2009, Mr. Yu served as senior engineer at Pactera Technology International Ltd., a digital services expert in the tourism and transportation industries in China. From 2004 to 2006, Mr. Yu served as senior engineer at Systems Technologies, Inc., a provider of solutions for managing distribution and control of visiting field in the United States. Mr. Yu received a bachelor's degree in computer science and technology from North China University of Science and Technology and an MBA from Beijing Jiaotong University.
Mr. Le Tang has served as our financial director since July 2019 and our chief financial officer since February 2021. Prior to joining us, Mr. Tang worked as senior finance director at Renren Inc. (NYSE: RENN) since June 2018. From 2013 to 2018, Mr. Tang held various leadership positions at LightInTheBox Holding Co., Ltd. (NYSE: LITB), including reporting director, finance director, senior finance director, and vice president of finance. From 2011 to 2013, Mr. Tang served as the reporting manager at Renren Inc. (NYSE: RENN). Prior to that, Mr. Tang worked for Deloitte for more than six years. Mr. Tang received a bachelor's degree in accounting from University of International Business and Economics. He is a member of American Institute of Certified Public Accountants.