POLL RESULTS OF THE ANNUAL GENERAL MEETING

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.(Incorporated in the Cayman Islands with limited liability) (Stock code: 228) POLL RESULTS OF THE ANNUAL GENERAL MEETING The Board wishes to announce that all the ordinary resolutions and a special resolution set out in the AGM Notice were duly passed by way of poll by the Shareholders at the annual general meeting (the “AGM”) held on 28 June 2024.Reference is made to the notice (the “AGM Notice”) of AGM and the circular (the “AGMCircular”) of China Energy Development Holdings Limited (the “Company”) both dated 23 May 2024. Unless the context otherwise requires capitalised terms used in this announcement shall have the same meanings as those defined in the AGM Circular.POLL RESULTS OF THE ANNUAL GENERAL MEETING The board (the “Board”) of directors (the “Directors”) of the Company wishes to announce that all the ordinary resolutions set out in the AGM Notice were duly passed by way of poll by the Shareholders at the AGM held on 28 June 2024.The Company’s branch share registrar in Hong Kong Tricor Tengis Limited was appointed as the scrutineer for the vote-taking at the AGM. Details of the poll results in respect of the ordinary resolutions proposed at the AGM were as follows: * For identification purposes only – 1 –No. of votes and percentage ORDINARY RESOLUTIONS For Against 1. To adopt the audited financial statements of the 5725404000 0 Company for the year ended 31 December 2023 and 100% 0% the reports of the Directors and the auditors. 2. (A) To re-elect Mr. Liu Dong as an executive 5725404000 0 Director of the Company; 100% 0% (B) To re -e lec t Mr . Cheng Chun Ying as an 5725404000 0 independent non-executive Director; and 100% 0% (C) To authorise the Board to fix the remuneration 5725404000 0 of the Directors. 100% 0% 3. To re-appoint ZHONGHUI ANDA CPA Limited 5725404000 0 as the auditor of the Company and its subsidiaries 100% 0% and to authorise the Board to fix the auditor’s remuneration. 4. (A) To grant a general mandate to the Directors to 5618476000 106928000 issue allot and deal with additional shares of 98.13% 1.87% the Company. (B) To grant a general mandate to the Directors to 5725404000 0 buy-back shares of the Company. 100% 0% (C) To extend the Issue Mandate by the number of 5618476000 106928000 shares bought-back. 98.13% 1.87% Notes: (a) As a majority of the votes were cast in favour of each of the ordinary resolutions numbered 1 to 4(C) all resolutions were duly passed.(b) As at the date of the AGM the total number of shares of the Company in issue was 12165344000 shares which was the total number of shares of the Company entitling the holders to attend and vote for or against the resolutions at the AGM.(c) A total of 5725404000 shares were held by the shareholders who have attended and voted for or against the resolutions at the AGM.(d) There were no shares entitling any shareholders to attend and abstain from voting in favour of the ordinary and the special resolutions at the AGM as set out in rule 13.40 of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited (the “Listing Rules”).(e) No shareholder of the Company was required under the Listing Rules to abstain from voting on the resolutions at the AGM.(f) There was no party who had stated his/her/its intention in the Circular to abstain from voting on any of the resolutions at the AGM.– 2 –(g) Tricor Tengis Limited the Company’s branch share registrar in Hong Kong acted as the scrutineer for the vote-taking at the AGM.(h) All Directors of the Company namely Mr. Liu Dong Mr. Cheng Chun Ying Mr. Zhang Zhenming and Mr. Lee Man Tai attended the AGM in person or by way of electronic means.By order of the Board China Energy Development Holdings Limited Liu Dong Chief Executive Officer & Executive Director Hong Kong 28 June 2024 As at the date of this announcement the Board comprises Mr. Liu Dong (Chief Executive Officer) as an executive Director; and Mr. Cheng Chun Ying Mr. Lee Man Tai and Mr. Zhang Zhenming as independent non-executive Directors.–3–