Sinopec Oilfield Service Corporation (Stock code: 1033) has released details regarding its First Extraordinary General Meeting (EGM) for 2025. The meeting is scheduled for Thursday, 18 December 2025, at 9:30 a.m. in Conference Room 7 on the 3rd Floor of the Beijing Kuntai Royal Hotel. According to the published form of proxy, shareholders are advised to appoint their proxies and submit the relevant documents ahead of the designated deadline.

A special resolution will be put forward to amend the Company’s Articles of Association and abolish the Supervisory Committee. Additionally, ordinary resolutions will address offsetting losses by using reserves and confirm the election of Mr. Wang Minsheng as a Non-executive Director for the Company’s eleventh Board session. Shareholders who intend to vote on these matters must complete and submit their proxy forms to the designated business address or the Hong Kong registrar no later than 9:30 a.m. on 17 December 2025 (Hong Kong time).