Mr. Yin Fu Gang, aged 49, joined the Group in January 2021. He is currently the Deputy General Manager and the secretary to the Board. Mr. Yin holds a master’s degree in Laws granted by the Nankai University （南開大學）of the PRC and a master’s degree in Business Administration in Finance granted by the Chinese University of Hong Kong. Mr. Yin has the professional certifications of law and finance. He has extensive work and senior corporate management experience in clean energy industry.

Mr. Xi Ming, aged 42, joined the Group in October 2020. He is currently the Deputy General Manager and the Chief Finance Officer of the Group. Mr. Xi is a PRC intermediate accountant and PRC senior economist. He has a bachelor’s degree in accounting and a master’s degree in crude oil and natural gas engineering. Mr. Xi previously worked in Sinopec Gas，and has extensive work experience in various aspects, including asset and investment management, accounting, audit and report management, and tax management.

Ms. ZHANG Wen, aged 45, joined the Group in February 2010. She is currently the Deputy General Manager of the Group. Ms. ZHANG is qualified as a Senior Economist of the PRC. Ms. ZHANG obtained her qualification in Computer Software and Bachelor’s Degree in Engineering from the Tianjin University of Technology（天津理工大学）in 1999 and then graduated from the Nankai University（南开大学）with a Master’s Degree in Business Management in 2010. Ms. ZHANG has extensive work experience in production informatization, bid-invitation procurement and R&D management.

Mr. Qu Ai Ｇuo joined the company in March 2023 and is currently the deputy general manager of the group, responsible for safety management and R&D management. Previously, he served as the director of the Safety and Emergency Department of Tianjin TEDA Investment Holdings Co., Ltd.