China Carbon Neutral Development Group Limited — Proxy Solicitation & Information Statement 2025

Dec 9, 2025

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.

CCNG

中國碳中和

中國碳中和發展集團有限公司

China Carbon Neutral Development Group Limited

(Incorporated in the Cayman Islands with limited liability)

(Stock code: 1372)

SUPPLEMENTAL ANNOUNCEMENT TO

(I) THE CIRCULAR AND NOTICE OF

EXTRAORDINARY GENERAL MEETING FOR USE

AT EXTRAORDINARY GENERAL MEETING TO

BE HELD ON 29 DECEMBER 2025 AT 10:30 A.M.;

AND

(II) THE CIRCULAR, NOTICE OF EXTRAORDINARY

GENERAL MEETING AND PROXY FORM FOR

USE AT EXTRAORDINARY GENERAL MEETING

TO BE HELD ON 29 DECEMBER 2025 AT 11:30 A.M.

Reference is made to (i) the circular (the "First EGM Circular"), the notice of extraordinary general meeting (the "First EGM Notice") and the proxy form (the "First EGM Proxy Form") of China Carbon Neutral Development Group Limited (the "Company", and its subsidiaries, the "Group") dated 5 December 2025 for use at extraordinary general meeting to be held on 29 December 2025 at 10:30 a.m. (the "First EGM"); and (ii) the circular (the "Second EGM Circular"), the notice of extraordinary general meeting (the "Second EGM Notice") and the proxy form (the "Second EGM Proxy Form") of the Company dated 5 December 2025 for use at extraordinary general meeting to be held on 29 December 2025 at 11:30 a.m. (the "Second EGM"), Capitalised terms used herein shall have the same meanings are those defined in the First EGM Circular and the Second EGM Circular unless the context requires otherwise.

(I) SUPPLEMENTAL ANNOUNCEMENT TO THE CIRCULAR AND NOTICE OF EXTRAORDINARY GENERAL MEETING FOR USE AT EXTRAORDINARY GENERAL MEETING TO BE HELD ON 29 DECEMBER 2025 AT 10:30 A.M.

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The Board would like to clarify that that the latest time for lodging the transfer documents accompanied by the relevant share certificate in order to qualify for attending and voting at the First EGM or any adjournment shall be “not later than 4:30 p.m. on Friday, 19 December 2025” instead of “not later than 4:30 p.m. on Sunday, 21 December 2025”. Saved as disclosed above, all other information in the First EGM Circular and the First EGM Notice shall remain unchanged. This announcement is supplemental to and should be read in conjunction with the First EGM Circular and the First EGM Notice.

The First EGM Proxy Form in the form as it is now will remain valid for use for the First EGM or any adjournment thereof. For the avoidance of doubt, the First EGM Proxy Forms lodged by the Shareholders prior to the date hereof shall continue to be valid to the fullest extent applicable, if correctly completed.

(II) SUPPLEMENTAL ANNOUNCEMENT TO THE CIRCULAR, NOTICE OF EXTRAORDINARY GENERAL MEETING AND PROXY FORM FOR USE AT EXTRAORDINARY GENERAL MEETING TO BE HELD ON 29 DECEMBER 2025 AT 11:30 A.M.

The Board would like to clarify that that the latest time for lodging the transfer documents accompanied by the relevant share certificate in order to qualify for attending and voting at the Second EGM or any adjournment shall be “not later than 4:30 p.m. on Friday, 19 December 2025” instead of “not later than 4:30 p.m. on Sunday, 21 December 2025”. Saved as disclosed above, all other information in the Second EGM Circular, the Second EGM Notice and the Second EGM Proxy Form shall remain unchanged. This announcement is supplemental to and should be read in conjunction with the Second EGM Circular, the Second EGM Notice and the Second EGM Proxy Form.

The Second EGM Proxy Form in the form as it is now will remain valid for use for the Second EGM or any adjournment thereof. For the avoidance of doubt, the Second EGM Proxy Forms lodged by the Shareholders prior to the date hereof shall continue to be valid to the fullest extent applicable, if correctly completed.

By order of the Board

China Carbon Neutral Development Group Limited

Chen Yonglan

Chairman and Non-Executive Director

Hong Kong, 8 December 2025

As at the date of this announcement, the executive Directors of the Company are Mr. Di Ling, Mr. Lu Xiangyong and Mr. Cheung Hiu Tung; the non-executive Directors of the Company are Mr. Chen Yonglan, Mr. Zhong Guoxing and Mr. Geng Zhiyuan (Mr. Chen Lui as his alternate); and the independent non-executive Directors of the Company are Mr. Wang Jiasi, Mr. Cao Ming and Ms. Qiao Yanlin.