Mr. Jun Lei has served as the chairman of the board of directors since April 2015. Mr. Lei is the founder of Xiaomi Corporation (HKEx: 1810) and currently serves as chairman, chief executive officer and executive director at Xiaomi Corporation. He joined Kingsoft Group in 1992 and has held various senior positions in Kingsoft Group, including the chairman of the board since July 2011, non-executive director since August 2008, executive director between July 1998 and August 2008, and the chief executive officer between 1998 and December 2007. From 2011 to 2018, Mr. Lei was the chairman of Cheetah Mobile Inc. (NYSE: CMCM). From 2011 to 2016, Mr. Lei was the chairman of YY Inc. (Nasdaq: YY). Mr. Lei received a bachelor’s degree in computer science in 1991 from Wuhan University.