Mr. Xu Shengheng (“ Mr. Xu”), aged 62, has been appointed as an executive Director of the Company since 6 February 2009. Mr. Xu is the joint chairman of the Board of Directors of the Group and an executive Director, the deputy chairman of nomination committee, the deputy chairman of remuneration committee, the deputy chairman of group development strategic committee, the compliance officer and an authorised representative of the Company. Mr. Xu holds the title of Senior Engineer and a doctoral degree of Geological Engineering from the China University of Geosciences (Beijing) and a Master degree of Business Administration in International EMBA from Hong Kong University of Science and Technology. Mr. Xu has long been engaged in the field of heating provision and is committed to the preferred shallow geothermal energy as an alternative energy source for northern heating. By physical change process to provide heating for buildings with heating area free of combustion and zero emissions. The original single-well circulation heat exchange of renewable geothermal energy collection technology developed by Mr. Xu has realized the industrialization development and is one of the low-temperature heat (shallow geothermal energy) collection technology of the integrated heating/cooling emerging industry of the Group. Mr. Xu is currently also a director of certain subsidiaries of the Company.

Mr. Liao Yuan (“ Mr. Liao”), aged 54, has been appointed as a non-executive Director of the Company since 5 July 2023, and has been appointed as the joint chairman of the Board since 28 August 2024 to collaborate with Mr. Xu to further advance the work of the Board with a particular focus on the Company’s strategic planning and development efforts aimed at supporting the achievement of the “dual carbon” goals. Mr. Liao is also the deputy chairman of nomination committee and the deputy chairman of group development strategic committee of the Company. Mr. Liao is a senior Accountant, and holds a bachelor’s degree in Human Resources from BEIJING JIAOTONG UNIVERSITY（北京交通大學） and a postgraduate course in Business Administration from DONGBEI UNIVERSITY OF FINANCE & ECONOMICS（東北財經大學） . He has been worked in COFCO Corporation（中穀糧油集團公司） and CHINA LIGHT INDUSTRIAL CORPORATION FOR FOREIGN ECONOMIC AND TECHNICAL CO-OPERATION（中國輕工業對外經濟技術合作公司） . Mr. Liao joined China Energy Conservation and Environmental Protection Group since 2009, he successively served as the Officer of the Comprehensive Finance Department and the Deputy Chief Accountant of Zhonggie Blue Sky Investment Consulting Management Company Limited（中節藍天投資諮詢管理有限責任公司） and the Deputy General Manager, the Officer of the Operation Department and General Manager of China Energy Conservation Consulting Company Limited（中節能諮詢有限公司） . Since 2020, he successively worked in China Energy Conservation and Environmental Protection Ecological Products Development Research Center Company Limited（中節能生態產品發展研究中心有限公司） , China Energy Conservation and Environmental Protection Green Development Research Institute（中節能綠色發展研究院） , China Energy Conservation and Environmental Protection Consulting Company Limited（中節能諮詢有限公司） and China Energy Conservation and Environmental Protection Carbon Peak Carbon Neutrality Research Institute（中節能碳達峰碳中和研究院） . Currently, he is the General Manager of China Energy Conservation and Environmental Protection Ecological Products Development Research Center Company Limited（中節能生態產品發展研究中心有限公司） , the Executive Dean of China Energy Conservation and Environmental Protection Green Development Research Institute（中節能綠色發展研究院） , the Executive Dean of China Energy Conservation and Environmental Protection Carbon Peak Carbon Neutrality Research Institute（中節能碳達峰碳中和研究院） , the Executive Director and General Manager of China Energy Conservation and Environmental Protection (Hong Kong) Investment Company Limited （中國節能環保（香 港）投資有限公司） and the Chairman of CECEP Environmental Consulting Group Limited (CECEPEC).

Mr. Dai Qi (“ Mr. Dai”), aged 42, was appointed as a non-executive Director of the Company on 12 August 2013 and was redesignated to executive Director since 29 December 2016. Mr. Dai is the deputy chairman of remuneration committee, and a member of group development strategic committee. He currently also serves as the general manager of the Integrated Business Department I of Ever Source Science and Technology Development Group Ltd.（恆有源科技發展集團有限公司）, a subsidiary of the Group. Mr. Dai holds a master’s degree of management from Southwest Jiaotong University（西南交通大學）. Previously, he worked at Beijing Dongcheng Branch of Shenzhen Development Bank（深圳發展銀行）as a senior account executive and held positions with Strategic Management Department of China Energy Conservation Investment Company Limited（中國節能投資公司） and Strategic Management Department of CECEP. Besides, he acted as deputy general manager of Investment and Capital Operation Department of CECEP (HK). After joining the Company, he successively served as the administrative director of the Group and the vice president of Ever Source Science and Technology Development Group Ltd. （恒有源科技發展集團有限公司）.

Ms. Liu Ening (“ Ms. Liu”), aged 45, has been appointed as a non-executive Director of the Company since 12 March 2021. Ms. Liu is a member of group development strategic committee of the Company. She acted as an alternate Director to Mr. Wang Michael Zhiyu during the period from 14 November 2019 to 11 March 2021 in the Company. Ms. Liu graduated from The RAFFLES-BICT International College（北京服裝學院萊佛士國際學院） in 2004 with a bachelor degree in business administration. From 2004 to 2010, she worked as an administrative manager in Beijing Shuntian Green Slope Technology Co., Ltd.（北京順天綠色邊坡科技有限公司） . Since 2010, she has been the deputy manager and manager of the media operation department in Beijing Tomorrow Sunshine Advertising Co., Ltd.（北京明日陽光廣告有限公司） responsible for media promotion and operation management. Ms. Liu has extensive experience in marketing and management, and she also has extensive investment experience in the education industry and environmental protection industry.

Mr. Zhang Yiying (“ Mr. Zhang”), aged 52, has been appointed as a non-executive Director of the Company since 16 January 2020.Mr. Zhang is a member of group development strategic committee of the Company. Mr. Zhang graduated from Capital University of Economics and Business（首都經濟貿易大學） , majoring in accounting. From 1994 to 2005, Mr. Zhang worked as the manager of credit department at Beijing Branch of China Construction Bank（中國建設銀行） . From 2005 to 2009, he worked as assistant to the chairman and manager of the investment department at Neo-China Land Group (Holdings) Limited（中新地產集團（控股）有限公司） . From 2009 to 2019, he worked as a project manager and investment manager in Xi’an project of Longisland Investment Group (HK) Limited（長島投資集團（香港）有限公司） . From 2019 till now, he has been a director and manager of Xi’an Baoshihua Regional Energy Technology Co., Limited （西安寶石花區域能源科技有限公司） . Mr. Zhang has extensive experience in real estate project development and engineering, as well as extensive management and investment experience.

Mr. Zhang Honghai (“ Mr. Zhang”), aged 72, has been appointed as an independent non-executive Director of the Company since 10 November 2023. Mr. Zhang is the chairman of audit committee, the member of nomination committee, remuneration committee and group development strategic committee of the Company. From September 2014 to January 2017, Mr. Zhang was the independent non-executive Director of the Company. Mr. Zhang graduated from Peking University in 1982 and subsequently completed a postgraduate programme at the International Business School of Hunan University and was awarded a master degree and the title of Senior Economist. Mr. Zhang also holds an EMBA degree from Guanghua School of Management, Peking University. Mr. Zhang has extensive experience in corporate management, including accounting and financial management, having worked with state-owned, private, and listed companies. He has served as director of the Foreign Affairs Office of the People’s Government of Beijing Municipality and Hong Kong and Macao Affairs Office of the People’s Government of Beijing Municipality. Additionally, he served as vice president of Beijing-Chinese Overseas Friendship Association. From 1990 to 1998, Mr. Zhang worked as deputy general manager, then was promoted to vice chairman and general manager of Beijing International Trust Investment Limited. Mr. Zhang has served as (i) an executive director and vice chairman of Beijing Enterprises Holdings Limited, a company listed on the Main Board of the Stock Exchange (stock code: 392); (ii) an executive director and chairman of Beijing Enterprises Water Group Limited, a company listed on the Main Board of the Stock Exchange (stock code: 371); (iii) an executive director of Beijing Enterprises Environment Group Limited, a company listed on the Main Board of the Stock Exchange (stock code: 154); and (iv) an executive director and chairman of the board of BEP International Holdings Limited, a company listed on the Main Board of the Stock Exchange (stock code: 2326).

Mr. Guan Chenghua (“ Mr. Guan”), aged 56, has been appointed as an independent non-executive Director of the Company since 28 March 2020. Mr. Guan is the chairman of nomination committee and remuneration committee, the member of audit committee and group development strategic committee of the Company. Mr. Guan graduated from Law School of Peking University in 2005 with a doctoral degree in law and holds an EMBA degree from Cheung Kong Graduate School of Business. He is currently a professor and doctoral supervisor of The Institute of Economics and Resource Management of Beijing Normal University. He had served as teaching assistant, lecturer, associate professor and Associate Dean of School of Marxism of Peking University, senior visiting scholar at Kennedy School and Law School of Harvard University, the Dean of Innovation and Entrepreneurship College of Xihua University, the Dean of The Institute of Economics and Resource Management of Beijing Normal University, secretary of Beijing Changping District Committee of the Communist Party of China, and secretary of The Communist Youth League Beijing Municipal Committee. Mr. Guan is also currently the deputy director of The University Council of Beijing Normal University, the president of Capital Institute of Science and Technology Development Strategy, the director of United Nations Industrial Development Organization (UNIDO) Green Industry Platform (GIP) China Chapter, a committee member of Beijing Municipal Government Expert Advisory Board, the Dean of China Institute of Innovation and Development (CIID), Beijing Normal University, an independent director of Beijing Life Insurance Co., Ltd. etc., as well as the Director of Suning.com Co. Ltd. (a company listed on the Shenzhen Stock Exchange, stock code: 002024). Mr. Guan has long been engaged in teaching and research at high-level universities, and has extensive local government work experience. He has also published a number of monographs covering different topics such as education and talent training, city innovation, green economy and development.

Mr. Guo Guanglei (“Mr. Guo”), aged 61, has been appointed as an independent non-executive Director of the Company, the member of the Audit Committee, the Remuneration Committee and the Nomination Committee, as well as the Chairman of the Group Development Strategic Committee since 28 March 2025. Mr. Guo holds a Bachelor of Science degree in Microbiology from Shanxi University, a Master’s degree in Finance from Peking University, and a Doctorate in Management Science and Engineering from the University of Science and Technology of China. Mr. Guo has previously held various significant positions, including Deputy Secretary of the Youth League Committee at the Beijing Water Authority, Deputy Minister and Standing Committee Member of the Beijing Youth League Committee, Deputy Secretary of the Beijing Financial Work Committee, Deputy Secretary of the Mentougou District Party Committee in Beijing, and Secretary and Director of the Beijing Rural Economic Research Center (Beijing Agricultural Economics Office). Since 2018, Mr. Guo has been serving as the Executive Director and Chairman of Beijing Life Insurance Co., Ltd. He possesses extensive leadership experience and strategic planning capabilities in the fields of rural economic research, financial management, and administrative management.