Liu Bin: Male, doctor, doctoral supervisor. He used to be deputy director/associate professor of accounting and auditing department of School of Economics and Management of Southwest University, and deputy director/director, associate professor/professor of accounting department of School of Economics and Business Administration of Chongqing University. He used to be an independent director of Chongqing Jinke Real Estate Group Co., Ltd., Xinwangda Electronics Co., Ltd., Guangdong TCL Communication Equipment Co., Ltd., Chongqing Ma Di Industry Co., Ltd., Chongqing Zongshen Power Machinery Co., Ltd., Chengdu Dayun Technology Co., Ltd., Fuling Electric Power Industry Co., Ltd., National Technology Co., Ltd. and Shanghai Fenghua Industry Co., Ltd., and an external director of Chongqing Chengtou (Group) Co., Ltd., and now he is a professor in the accounting department of School of Economics and Industrial Management of Chongqing University He is also an independent director of Guangxi Liugong Machinery Co., Ltd., Chongqing Xiaokang Industrial Group Co., Ltd., Chongqing Zaisheng Technology Co., Ltd. and Chongqing Department Store Co., Ltd.