born in 1977,an independent non-executive director and a member of the strategy committee and audit committee of the company. Mr. Gao is a senior engineer. Mr. Gao graduated from the Department of Electrical Engineering of Tsinghua University with a bachelor’s degree and a master’s degree in Engineering in July 2000 and July 2003, respectively. He also obtained a Ph.D. degree in Electrical Engineering from University of Washington in the United States of America in June 2008. Mr. Gao served as a senior researcher at the sustainable energy and electrical grid laboratory at Technical University of Berlin in Germany from January 2008 to April 2010. Between April 2010 and April 2015, he has been a senior researcher, chief scientist in smart energy and the vice chairman of IBM Global Smart Energy Professional Group at IBM China Research Institute. Since April 2015, Mr. Gao has served as the vice president of the Energy Internet Research Institute of Tsinghua University and is responsible for the daily administration. Since June 2015, Mr. Gao Feng has been a director of Beijing Tsingsoft Technology Co., Ltd.* ( 北京清软创新科技股份有限公司), a company (stock code: 833852) whose shares are traded on National Equities Exchange and Quotations Co. Ltd. in China. Mr. Gao has been an independent non-executive director of the company since August 2018.