Ma: Male, born in 1972, China nationality, without overseas residency, doctoral student, legal professional qualification, independent director of China Communications Real Estate Co., Ltd., independent director of Beijing Guolian Video Information Technology Co., Ltd., director and senior partner of Beijing Dacheng Law Firm, chairman of the board of supervisors of Beijing Xinchuang Hangyuan Technology Co., Ltd., director of Beijing International Medical Center Co., Ltd. and arbitrator of China International Economic and Trade Arbitration Commission. Mr. Ma used to be the managing partner of Beijing Zhongguancun Parent Fund Investment Center (Limited Partnership) and a member of the Investment Committee.