Sinopec Engineering Group Co Ltd. — Board/Management Information 2021

May 10, 2021

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.

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中石化煉化工程（集團）股份有限公司 SINOPEC Engineering (Group) Co., Ltd.* (a joint stock limited liability company incorporated in the People’s Republic of China)

(Stock Code: 2386)

APPOINTMENT OF A SUPERVISOR

References are made to (i) the announcement of SINOPEC Engineering (Group) Co., Ltd. (the “ Company ”) entitled “Proposed Appointment of A Supervisor and Resignation of Supervisors” dated 22 March 2021, (ii) the circular of the Company dated 22 March 2021 (the “ Circular ”), and (iii) the announcement of the Company entitled “Announcement Of Resolutions Passed at the Annual General Meeting For the Year 2020” dated 10 May 2021 (the “ Resolutions Announcement ”). Unless indicated otherwise, capitalised terms used in this announcement shall have the same meanings as those defined in the Circular.

The Shareholders considered and approved the proposed appointment of Mr. ZHANG Xinming as a non-representative of the employees supervisor by way of an ordinary resolution at the AGM held on 10 May 2021. For further details of the resolution, please refer to the Circular and the Resolutions Announcement.

The Company has entered into a service contract with Mr. ZHANG Xinming for a term commencing from the date of appointment and ending on the expiry of the term of the Third Session of the Supervisory Committee. Mr. ZHANG Xinming will receive remuneration for serving as a supervisor of the Company under his service contract, which will be determined in accordance with the relevant laws and regulations of the People’s Republic of China and the internal measures on remuneration of the Company. Pursuant to the Hong Kong Listing Rules, the Company will disclose in its annual report the remuneration received by Mr. ZHANG Xinming from the Company during the relevant reporting period.

* For identification purposes only

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Biographical details and other information of Mr. ZHANG Xinming that is required to be disclosed pursuant to Rule 13.51(2) of the Hong Kong Listing Rules have been set out in the Circular. Please refer to the Circular for further details.

By Order of the Board SINOPEC ENGINEERING (GROUP) CO., LTD. Jia Yiqun

Chief Financial Officer, Company Secretary

Beijing, the PRC 10 May 2021

As at the date of this announcement, directors of the Company are: SUN Lili[#] , XIANG Wenwu[#] , JIANG Dejun[#] , WU Wenxin[*] , HUI Chiu Chung, Stephen[+] , JIN Yong[+] and YE Zheng[+] .

# Executive Directors

* Non-executive Director

+ Independent non-executive Directors

This announcement is available on the website of Hong Kong Exchanges and Clearing Limited (www.hkex.com.hk) and on the website of the Company (www.segroup.cn).

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