Sinopec Engineering Group Co Ltd. — Board/Management Information 2023

Oct 20, 2023

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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)

ANNOUNCEMENT

CHANGE OF SUPERVISOR

The board of directors of SINOPEC Engineering (Group) Co., Ltd. (the “ Company ”) announces with deep sorrow that Mr. Ma Yanhui (“ Mr. Ma ”), the chairman of the fourth session of the supervisory committee of the Company, recently passed away following an illness.

Mr. Ma served as a supervisor and the chairman of the supervisory committee since May 2023. During his tenure as the chairman of the supervisory committee, Mr. Ma has performed his duties with due diligence and fulfilled his responsibilities and obligations as a supervisor faithfully.

The Company would like to express its sincere gratitude for the efforts and contribution made by Mr. Ma during his tenure, and would like to express its deep sorrow to the passing away of Mr. Ma and extend its deepest condolences to his family.

• For identification purpose only

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Pursuant to the provisions of the relevant laws and regulations, the articles of association and the rules and procedures for the meetings of the supervisory committee of the Company, the Company will appoint a new supervisor and fulfill the disclosure obligation as and when required in a timely manner.

By Order of the Board SINOPEC ENGINEERING (GROUP) CO., LTD. JIA Yiqun Chief Financial Officer, Secretary of the Board and Company Secretary

Beijing, the PRC 20 October 2023

As at the date of this announcement, directors of the Company are: JIANG Dejun[#] , XIANG Wenwu[#] , YU Renming*, LI Chengfen*, WU Wenxin*, ZHANG Xinming[#] , HUI Chiu Chung, Stephen[+] , DUAN Xue[+] , YE Zheng[+] , ZHAO Jinsong[+] and XIE Yanli[#] .

Executive Directors

• Non-executive Directors

• Independent non-executive Directors

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

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