Mr. YANG Zhongshi (杨忠实先生), aged 55, joined our Group in April 1998 and is currently the vice chairman of the Board, an executive Director and the general manager of our Company, mainly responsible for overall management of business and operations of our Group including heat supply and heat supply related services, with specific focus on the general office, human resources department, internal audit department and resources management department.

Mr. YANG has approximately 31 years of working experience in the heating industry and held various senior management positions within our controlling shareholder, Chuncheng Investment. He was the deputy chief engineer and the head of the technical equipment department of Chuncheng Investment from December 2000 to December 2002 and was promoted to chief engineer since December 2002, mainly responsible for overall technology management. He served as the deputy general manager at Chuncheng Investment from February 2011 to April 2016, mainly responsible for production management, production safety management and end-users service management, and the general manager from April 2016 to May 2018, mainly responsible for overall business management and implementation of policies passed by the board of directors. Mr. YANG was appointed as a director of Chuncheng Investment from August 2017 to October 2019. Since May 2018, he has not participated in the daily operation of Chuncheng Investment and has been mainly responsible for formulation of corporate strategies. He was a director at Jilin Province Heating Engineering Design and Research Company Limited* (吉林省热力工程设计研究有限责任公司) from September 2012 to July 2018, mainly responsible for overall management of business and operations. Mr. YANG served as a director in Jilin Province Xinda Investment Management Co., Ltd. from June 2017 to November 2021 and has served as a director in Yatai Heating since December 2019.

Mr. YANG graduated with a bachelor’s degree in power plant thermal power engineering from Northeast China Institute of Electric Power Engineering (东北电力学院) (now known as Northeast Electric Power University (东北电力大学)) in Jilin Province, the PRC, in June 1989. Mr. YANG was accredited as a senior engineer in thermal energy engineering by Human Resources and Social Security Bureau of Jilin Province (吉林省人力资源和社会保障厅) in January 2013. He was appointed as a member of the technical expert committee of China District Heating Association (中国城镇供热协会) in March 2017.