When was Ye Shujun born? Guo Zhen, Independent Director of Environmental Protection

Ye Shujun: female, China nationality, without permanent residency abroad, born in May, 1962, Ph.D., professor, doctoral supervisor. Worked in Beijing Institute of Mechanical Engineering and Taiyuan University of Technology. At present, he is an independent director of the issuer, director of the Finance Department of the School of Economics and Management of Beijing Jiaotong University, Yihai International Holdings Co., Ltd., Anhui Tianlitai Technology Co., Ltd., Beijing Wanxiang Xinyuan Technology Co., Ltd. and Anhui Guozhen Environmental Protection and Energy Conservation Technology Co., Ltd., and his term of office as an issuer director is from July 20 19 to July 2022.