PROPOSED APPOINTMENT OF EXECUTIVE DIRECTORANDREDESIGNATION OF DIRECTOR

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement.XINTE ENERGY CO. LTD.新特能源股份有限公司 (A joint stock company incorporated in the People’s Republic of China with limited liability) (Stock code: 1799) PROPOSED APPOINTMENT OF EXECUTIVE DIRECTOR AND REDESIGNATION OF DIRECTOR PROPOSED APPOINTMENT OF EXECUTIVE DIRECTOR The board (the “Board”) of directors (the “Director(s)”) of Xinte Energy Co. Ltd. (the “Company”) is pleased to announce that Mr. Yang Xiaodong (“Mr. Yang”) has been nominated as an executive Director of the Company (the “Proposed Appointment”). The Proposed Appointment is subject to the approval at the general meeting of the Company.The biography of Mr. Yang is as follows: Mr. Yang aged 47 a doctoral degree holder and a professorate senior engineer. Mr. Yang currently serves as the general manager of the Company and previously served as the head of the corporate management department and the head of manufacturing department of TBEA Shenyang Transformer Group Co. Ltd.* (特变电工沈阳变压器集团有限公司) the general manager of TBEA Kangjia Transformer Co. LTD* (特变电工康嘉互感器有限责 任公司) and the general manager of Xinjiang Tianchi Energy Co. Ltd.* (新疆天池能源有 限责任公司).As at the date of this announcement Mr. Yang holds 1638000 shares in TBEA Co. Ltd.(特变电工股份有限公司)(“TBEA”) a controlling shareholder (as defined under the Rules Governing the Listing of Securities (the “Listing Rules”) on The Stock Exchange of Hong Kong Limited (the “Stock Exchange”)) of the Company representing approximately 0.03% of the total issued shares of TBEA.Upon approval of the Proposed Appointment of Mr. Yang at the general meeting of the Company the Company will enter into a service contract with him and handle all other relevant matters immediately upon the effective date of his appointment. His term of service shall begin from the date of approval at the general meeting of the Company until the expiration of the term of the fifth session of the Board. His allowance as a Director will be determined in accordance with the allowance plan for Directors and supervisors of the Company for the year 2024.– 1 –As at the date of this announcement save as disclosed above Mr. Yang has confirmed that (i) he is not connected with any Directors supervisors senior management substantial shareholders or controlling shareholders of the Company; (ii) he does not have any interest or short position in shares underlying shares or debentures of the Company or any of its associated corporation within the meaning of Part XV of the Securities and Futures Ordinance (Cap 571 of the Laws of Hong Kong); (iii) he is not involved in any matters required to be disclosed pursuant to the provisions under Rules 13.51(2)(h) to 13.51(2)(v) of the Listing Rules; (iv) there is no other matter in relation to the Proposed Appointment that shall be brought to the attention of the shareholders of the Company or the Stock Exchange; and (v) he has neither held any directorships of any listed companies nor any other positions of the Company and its subsidiaries in the past three years.A circular which includes among other things the details of the Proposed Appointment together with a notice of the general meeting will be sent to the shareholders of the Company in due course.REDESIGNATION OF DIRECTOR The Board is pleased to announce that since Ms. Kong Ying (“Ms. Kong”) has been appointed as the deputy general manager of the Company and in accordance with the changes in her job position and responsibilities Ms. Kong has been redesignated from a non-executive Director to an executive Director of the Company (the “Redesignation”) with effect from 27 June 2024.The biography of Ms. Kong is as follows: Ms. Kong aged 48 holds a bachelor’s degree and is a deputy senior engineer of petrochemical engineering. Ms. Kong currently serves as a Director and the deputy general manager of the Company. She was branch factory manager of Jiangsu Zhongneng Silicon Technology Development Co. Ltd.* (江苏中能硅业科技发展有限公司) the quality technical director of Xinjiang GCL New Energy Material Technology Co. Ltd.* (新疆 协鑫新能源材料科技有限公司) the deputy general manager of Hohhot Outong Energy Technology Co. Ltd.* (呼和浩特市欧通能源科技有限公司) the deputy chief engineer of polysilicon industry the general manager and chief engineer of polysilicon division of TBEA.Ms. Kong will enter into a new service agreement with the Company with respect to her Redesignation as an executive Director. Her term of service as an executive Director for the fifth session of the Board will be effective from 27 June 2024 and until the expiration of the term of the fifth session of the Board. Her allowance as a Director will be determined in accordance with the allowance plan for Directors and supervisors of the Company for the year 2024. Her emoluments as the deputy general manager will be determined with reference to her duties and the Company’s internal performance appraisal in accordance with the remuneration policy of the Company.– 2 –As at the date of this announcement save as disclosed above Ms. Kong has confirmed that (i) she is not connected with any Directors supervisors senior management substantial shareholders or controlling shareholders of the Company; (ii) she does not have any interest or short position in shares underlying shares or debentures of the Company or any of its associated corporation within the meaning of Part XV of the Securities and Futures Ordinance (Cap 571 of the Laws of Hong Kong); (iii) she is not involved in any matters required to be disclosed pursuant to the provisions under Rules 13.51(2)(h) to 13.51(2)(v) of the Listing Rules; (iv) there is no other matter in relation to the Redesignation that shall be brought to the attention of the shareholders of the Company or the Stock Exchange; and (v) she has neither held any directorships of any listed companies nor any other positions of the Company and its subsidiaries in the past three years.By order of the Board Xinte Energy Co. Ltd.Zhang Jianxin Chairman Xinjiang the PRC 27 June 2024 As at the date of this announcement the Board consists of Mr. Zhang Jianxin Mr. Hu Weijun and Ms. Kong Ying as executive Directors; Mr. Zhang Xin and Mr. Huang Hanjie as non-executive Directors; Mr. Cui Xiang Mr. Chen Weiping and Mr. Tam Kwok Ming Banny as independent non-executive Directors.* For identification purpose only –3–