How old is Liu Jianfeng? Independent director of shiji information

Liu Jianfeng: Male, born in September, 1969, China nationality, without permanent residency abroad. Postgraduate degree, Master of Business in Finance, University of New South Wales, Australia, Bachelor of Engineering, Hefei University of Technology, Senior Accountant, American Certified Financial Analyst (CFA). He used to be the financial director of Nortel Network Communication Engineering Co., Ltd., the financial director of Shenyang Nortel Communication Co., Ltd., the financial manager of Dicheng Information Technology Co., Ltd., and the independent director of Beijing Medieval Information Technology Co., Ltd. He is currently the director and general manager of Shanghai Hui Ke Value Investment Management Co., Ltd., the independent director of Beijing Wei Bei Communication Technology Co., Ltd., the independent director of Weiben Intelligent Electromechanical (Shanghai) Co., Ltd., the director of Huaxin Luyuan Environmental Protection Co., Ltd., the supervisor of Yalong Xingye Investment Development Co., Ltd., the director of Sanya Yefengju Catering Co., Ltd., the vice chairman of Nantong Yongqi Home Furnishing Co., Ltd. and the company supervisor.