The board of directors (the "Board") of Datang Environment Industry Group Co., Ltd. (the "Company") announced that due to work re-arrangement, Mr. Qu Bo ("Mr. Qu") has resigned as the chairman of the Board and the chairman of the nomination committee of the Board, with effect from 30 June 2021. Mr. Qu will continue to serve as a non-executive director of the Company, with the term of office until the expiry of the second session of the Board. Pursuant to the articles of association of the Company (the "Articles"), Mr. Qu will be subject to re- election and re-appointment upon the expiry of his term of office. The Board hereby announces that, it unanimously elected Mr. Wang Yanwen ("Mr. Wang") as the chairman of the second session of the Board. The appointment of Mr. Wang takes effect from 30 June 2021 to the expiry of the term of the second session of the Board. Pursuant to the Articles, Mr. Wang will be subject to re-election and re-appointment upon the expiry of his term of office. Mr. Wang has entered into a service contract with the Company. Mr. Wang, aged 56, has the qualification of a Bachelor's degree and is a member of the Communist Party of China and a senior engineer. Mr. Wang has been serving as an executive director of the Company since October 2019, and the authorized representative of the Company since August 2020. Mr. Wang has over 30 years of extensive experience in the power industry. Prior to joining the Company, Mr. Wang successively served as an electrical technician of the engineering department, the head of the microwave office, specialized engineer and deputy director of the communication branch, as well as director of the communication engineering office of the repair and maintenance engineering division, the Party branch secretary of the heating ventilation department and head of the fuel management department of Shuangyashan Power Plant, head of the general office of Heilongjiang Power Fuel Corporation, head of the Heilongjiang transportation office of Datang Power Fuel Co., Ltd., deputy director of the fuel management center of Datang Heilongjiang Power Generation Co., Ltd. and deputy general manager of Datang Heilongjiang Power Fuel Co., Ltd., director of the fuel management center of Datang Heilongjiang Power Generation Co., Ltd. and general manager of Datang Heilongjiang Power Fuel Co., Ltd., vice chief economist and director of the fuel management center of Datang Heilongjiang Power Generation Co., Ltd., and general manager of Datang Heilongjiang Power Fuel Co., Ltd., vice chief economist and director of the ideological and political department as well as deputy secretary of the Party committee directly administrated and director of the labor union office of Datang Heilongjiang Power Generation Co., Ltd., a member of Party committee, head of the discipline inspection committee and the chairman of the labor union of Datang Jilin Power Generation Co., Ltd., deputy director of the fuel management department of China Datang Corporation Ltd., secretary of the Party committee, deputy general manager, chairman and secretary of the Party committee of Datang Power Fuel Co., Ltd., and the secretary of the Communist Party Committee, deputy general manager of the Company, and general manager and deputy secretary of the Communist Party Committee of the Company. The Board announced that Mr. Wang has resigned as the general manager of the Company, with effect from 30 June 2021, due to work re-arrangement. Mr. Wang will continue to serve as an executive director of the Company. The term of office shall continue until the expiry of the second session of the Board. Mr. Wang will continue to retain his position in the remuneration and evaluation committee, and the strategy and investment committee of the Board. Pursuant to the Articles, Mr. Wang will be subject to re-election and re-appointment upon the expiry of his term of office. The Board hereby announces that, it has resolved to appoint Mr. Tian Dan ("Mr. Tian") as the general manager of the Company, for a term of three years commencing from 30 June 2021. Pursuant to the Articles, Mr. Tian will be subject to re-election and re-appointment upon the expiry of his term of office. Mr. Tian, aged 56, has the qualification of a Master's degree and is a member of the Communist Party of China and a principal senior engineer. Mr. Tian has been serving as the secretary of the Party committee of the Company since July 2020, and executive director of the Company since October 2020. Mr. Tian served as the deputy general manager of the Company from July 2020 to June 2021.