China Communications Services : Change of Address of the Headquarters, Principal Place of Business and Registered Address in China and Proposed Amendment to the Articles of Association

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.

中國通信服務股份有限公司

CHINA COMMUNICATIONS SERVICES CORPORATION LIMITED

(A joint stock limited company incorporated in the People's Republic of China with limited liability)

（Stock Code：552）

CHANGE OF ADDRESS OF THE HEADQUARTERS,

PRINCIPAL PLACE OF BUSINESS AND

REGISTERED ADDRESS IN CHINA

AND

PROPOSED AMENDMENT TO THE ARTICLES OF ASSOCIATION

The board of directors (the "Board") of China Communications Services Corporation Limited (the "Company") announces that the address of the headquarters and principal place of business in China of the Company have been changed to Block No.1, Compound No.1, Fenghuangzui Street, Fengtai District, Beijing, with effect from 29 March 2021. The telephone number and the website of the Company remain unchanged. The Company will also change its registered address to Block No.1, Compound No.1, Fenghuangzui Street, Fengtai District, Beijing, and the effective date of such change will be subject to the completion of the change procedures with the relevant business registration authorities.

The Board further announces that, due to the change of registered address, it proposes to amend the relevant provision of the articles of association of the Company (the "Articles of Association"), and the proposed amendment is as follows:

Article 1.3 of the Articles of Association being amended as: "The Company's address: Block No.1, Compound No.1, Fenghuangzui Street, Fengtai District, Beijing"

The proposed amendment to the Articles of Association is subject to the approval of the shareholders of the Company at the forthcoming annual general meeting. A circular containing, among other things, the information in relation to the proposed amendment to the Articles of Association, together with the notice of annual general meeting, will be dispatched to the shareholders of the Company in due course.

By Order of the Board

China Communications Services Corporation Limited

Chung Wai Cheung, Terence

Company Secretary

Beijing, PRC

29 March 2021

As at the date of this announcement, our executive directors are Mr. Zhang Zhiyong, Mr. Huang Xiaoqing and Ms. Zhang Xu, our non-executive directors are Mr. Gao Tongqing and Mr. Mai Yanzhou, and our independent non-executive directors are Mr. Siu Wai Keung, Francis, Mr. Lv Tingjie, Mr. Wu Taishi and Mr. Liu Linfei.