Sinopec Engineering Group Co Ltd. — AGM Information 2026

Mar 15, 2026

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.

中国石化 SINOPEC

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 ON RESOLUTIONS OF THE ELEVENTH MEETING OF THE FIFTH SESSION OF THE BOARD

SINOPEC Engineering (Group) Co., Ltd. (the "Company", together with its subsidiaries, the "Group") held the eleventh meeting (the "Meeting") of the fifth session of the board of directors (the "Board") on 13 March 2026.

The convening of, and the procedures for holding, the Meeting were in compliance with the relevant laws, regulations and the Articles of Association of SINOPEC Engineering (Group) Co., Ltd. (the "Articles of Association").

The Board hereby announces that, after due consideration, each of the following proposals was approved by way of voting at the Meeting:

1. the work report of the Board for the year 2025;
2. the report on the business operation for the year 2025 and the work arrangements for the year 2026;
3. the proposal on the audited annual financial report for the year 2025;
4. the proposal on the annual report and results announcement for the year 2025;
5. the proposal on the environmental, social and governance report for the year 2025;
6. the proposal on the business operation plan, investment plan and financial budget for the year 2026;
7. the proposal on the Outline of the "15th Five-Year" Development Plan of the Company;
8. the proposal on the Internal Control Manuals (Edition 2026);

9. the proposal on the approval for the internal audit work plan for the year 2026;

10. For identification purposes only

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1. the proposal on the cap for the amount of the parent guarantee for the year 2026;
2. the proposal on the final dividend for the year 2025 and special dividend distribution plan and the authorisation to the Board to determine the interim profit distribution plan for the year 2026 to be put forward for approval at the Company's annual general meeting for the year 2025 (the "AGM");
3. the proposal on the appointment of domestic auditor and international auditor and the authorisation to the Board to fix their remuneration for the year 2026;
4. the proposal on the grant of a general mandate to the Board to repurchase domestic shares and/or H shares to be put forward for approval at the AGM, and domestic shareholders' and H shareholders' meetings;
5. the proposal on the approval for the convening of the AGM and the domestic shareholders' and H shareholders' meetings;
6. the proposal of the letter of appraisal responsibility of the Company's leadership personnel for the year 2026; and
7. the proposal to approve the 2026 labor cost budget.

The above proposals 1, 11, 12 and 13 shall be put forward to the AGM for consideration. The above proposal 13 shall be put forward to the AGM and the domestic shareholders' and H shareholders' meetings for consideration. For further details, please refer to the circular and notices of the general meeting to be published by the Company.

By order of the Board

SINOPEC ENGINEERING (GROUP) CO., LTD.

YIN Fengbing

Chief Financial Officer & Secretary to the Board

Beijing, the PRC

15 March 2026

As at the date of this announcement, directors of the Company are JIANG Dejun#, ZHANG Xinming#, XIANG Wenwu, LI Chengfeng, YU Renming*, YE Zheng+, ZHAO Jinsong+, ZHANG Xuyan+ 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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