Duyuru • Apr 30
China Oilfield Services Limited, Annual General Meeting, May 22, 2026 China Oilfield Services Limited, Annual General Meeting, May 22, 2026, at 10:00 China Standard Time. Location: room 311, main building of cosl, 201 haiyou avenue, yanjiao economic & technological development zone, hebei province, sanhe city, China Duyuru • Mar 30
China Oilfield Services Limited to Report Q1, 2026 Results on Apr 23, 2026 China Oilfield Services Limited announced that they will report Q1, 2026 results on Apr 23, 2026 Duyuru • Dec 26
China Oilfield Services Limited to Report Fiscal Year 2025 Results on Mar 25, 2026 China Oilfield Services Limited announced that they will report fiscal year 2025 results on Mar 25, 2026 Duyuru • Dec 20
China Oilfield Services Limited Announces the Appointment of Chiu Lai Kuen in the Nomination Committee, Effective from December 19, 2025 China Oilfield Services Limited announced that Ms. Chiu Lai Kuen, Susanna, an independent non-executive director, has been appointed as a member of the nomination committee of the Board of the Company with effect from December 19, 2025. Following the above appointment, the Nomination Committee comprises four members: Yao Xin (Chairman), Zhao Shunqiang, Kwok Lam Kwong, Larry, and Chiu Lai Kuen, Susanna. The above change has been made in compliance with Code Provision B.3.5 of the Corporate Governance Code set out in Appendix C1 to the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited. The Board consists of executive directors Zhao Shunqiang (Chairman) and Lu Tao, employee representative director Xiao Jia, non-executive directors Fan Baitao and Liu Qiudong, and independent non-executive directors Chiu Lai Kuen, Susanna, Kwok Lam Kwong, Larry, and Yao Xin. Duyuru • Sep 30
China Oilfield Services Limited to Report Q3, 2025 Results on Oct 30, 2025 China Oilfield Services Limited announced that they will report Q3, 2025 results on Oct 30, 2025 Duyuru • Jun 30
China Oilfield Services Limited to Report First Half, 2025 Results on Aug 27, 2025 China Oilfield Services Limited announced that they will report first half, 2025 results on Aug 27, 2025 Duyuru • May 22
China Oilfield Services Limited Approves Dividend for the Year Ended 31 December 2024, Payable on June 30, 2025 China Oilfield Services Limited approved to distribute to all Shareholders of the Company final dividend of RMB 0.2306 per Share (tax inclusive) of 2024 on the basis of 4,771,592,000 Shares in the total share capital of the Company, with an aggregate amount of approximately RMB1,100.3 million. The final dividend of the Company will be paid to the Shareholders whose names appear on the register of members of the Company at the close of business on 10 June 2025. The register of members of the Company will be closed from 11 June 2025 to 16 June 2025 (both days inclusive) during which no transfer of H Shares will be registered. In order to qualify for the final dividend, holders of H Shares must lodge all transfer documents together with the relevant share certificates at Computershare Hong Kong Investor Services Limited no later than 4:30 p.m. on 10 June 2025. All holders of A Shares whose names appear on the register of members of the Company maintained at the Shanghai Branch of China Securities Depository and Clearing Corporation Limited at the close of trading on the Shanghai Stock Exchange in the afternoon of 10 June 2025 will be eligible for the final dividend. The final dividend will be paid on 30 June 2025. Duyuru • Apr 29
China Oilfield Services Limited, Annual General Meeting, May 22, 2025 China Oilfield Services Limited, Annual General Meeting, May 22, 2025, at 10:00 China Standard Time. Location: room 311, main building of cosl, 201 haiyou avenue, yanjiao economic & technological development zone, sanhe city, hebei province, China Duyuru • Mar 28
China Oilfield Services Limited to Report Q1, 2025 Results on Apr 24, 2025 China Oilfield Services Limited announced that they will report Q1, 2025 results on Apr 24, 2025 Duyuru • Mar 25
China Oilfield Services Limited Proposes Final Cash Dividend for the Year Ended 31 December 2024, Payable on 30 June 2025 China Oilfield Services Limited proposed the final cash dividend for the year ended 31 December 2024 of RMB 0.2306 per ordinary share. Payment date is 30 June 2025. Duyuru • Jan 21
China Oilfield Services Limited Announces Joint Company Secretary Changes The board of directors of China Oilfield Services Limited announced that Mr. Sun will serve as the sole company secretary of the Company with effect from 21 January 2025, and Ms. Ng has submitted her resignation to the Company to resign from the position of joint company secretary of the Company with effect from 21 January 2025. Duyuru • Dec 27
China Oilfield Services Limited to Report Fiscal Year 2024 Results on Mar 26, 2025 China Oilfield Services Limited announced that they will report fiscal year 2024 results on Mar 26, 2025 Duyuru • Dec 03
China Oilfield Services Limited Approves Board Appointments China Oilfield Services Limited at its EGM held on December 3, 2024 approved the appointment of Mr. Xiao Jia as the executive director of the Company and Ms. Hu Zhaoling as the independent supervisor of the Company. The term of directorship of Mr. Xiao Jia took effect from 3 December 2024. The term of supervisorship of Ms. Hu Zhaoling took effect from 3 December 2024. As set out in the announcement of the Company dated 29 October 2024, Mr. Cheng Xinsheng, an independent supervisor of the Company, has retired due to the expiry of his term of office. His retirement took effect from the date when a new independent supervisor was elected by the Shareholders of the Company at the Second EGM. Duyuru • Nov 21
China Oilfield Services Limited Announces Resignation of Lu Tao as President On 20 November 2024, the board of directors of China Oilfield Services Limited received the written resignation from Mr. Lu Tao ("Mr. Lu"), the president of the Company. The resignation of Mr. Lu as the president of the Company was due to the adjustment of his work arrangement, with effect from 20 November 2024. During his tenure as the president of the Company, Mr. Lu performed his duties of president earnestly, diligently, and pragmatically with his extensive expertise and management experiences, actively safeguarded the legitimate interests of the Company and the shareholders of the Company, and made significant contributions to the high quality development of the Company. Mr. Lu had also been highly recognized by the Board and the management. Duyuru • Sep 30
China Oilfield Services Limited to Report Q3, 2024 Results on Oct 25, 2024 China Oilfield Services Limited announced that they will report Q3, 2024 results on Oct 25, 2024 Duyuru • Jun 28
China Oilfield Services Limited to Report First Half, 2024 Results on Aug 28, 2024 China Oilfield Services Limited announced that they will report first half, 2024 results on Aug 28, 2024 Duyuru • Jun 19
China Oilfield Services Limited Announces CFO Changes The board of directors of China Oilfield Services Limited announced that Ms. Chong Xiaojie ("Ms. Chong") has resigned as the chief financial officer of the Company (the "CFO") due to adjustment of her work arrangement, with effect from 18 June 2024. The Board announced that Mr. Qie Ji ("Mr. Qie") has been appointed as the CFO of the Company, with effect from 18 June 2024. Mr. Qie Ji, Chinese, born in 1977, is a senior accountant. He graduated from Xi'an Jiaotong University in 2000, majoring in accounting (special orientation of CPA), and obtained a bachelor's degree in economics. From July 2000 to 2007, he served as the audit manager of Reanda Certified Public Accountants. Upon leaving from Reanda Certified Public Accountants in 2007 and prior to joining the Company, Mr. Qie successively served as the accounting supervisor, senior supervisor of performance appraisal, the deputy director of budget management office and director of budget management office of the financial capital department of China National Offshore Oil Corporation. Mr. Qie was appointed as the CFO of the Company on 18 June 2024. Duyuru • May 29
China Oilfield Services Limited Approves Final Dividend for the Year Ended December 31, 2023, Payable on 28 June 2024 China Oilfield Services Limited at its AGM held on May 28, 2024 approved to distribute to all Shareholders of the Company final dividend of RMB 0.21 per Share (tax inclusive) of 2023 on the basis of 4,771,592,000 Shares in the total share capital of the Company, with an aggregate amount of approximately RMB 1,002.0 million. The final dividend of the Company will be paid to the Shareholders whose names appear on the register of members of the Company at the close of business on 11 June 2024. The register of members of the Company will be closed from 12 June 2024 to 17 June 2024 (both days inclusive) during which no transfer of H Shares will be registered. The final dividend will be paid on 28 June 2024 in HKD to the H Shareholders whose names appear on the register of members of the Company at the close of business on 11 June 2024. Based on this exchange rate, the final dividend to be paid in HKD to the H Shareholders of the Company will be HKD 0.230593 per H Share (tax inclusive). Duyuru • May 01
China Oilfield Services Limited, Annual General Meeting, May 28, 2024 China Oilfield Services Limited, Annual General Meeting, May 28, 2024, at 10:00 China Standard Time. Location: The Company's Meeting Room, Sanhe, Hebei Hebei China Agenda: To consider and approve the audited financial statements and the report of the auditor for the year ended 31 December 2023; to consider and approve the proposed profit distribution plan and final dividend distribution plan for the year ended 31 December 2023; to consider and approve the report of the Board of Directors for the year ended 31 December 2023; to consider and approve the report of the Supervisory Committee for the year ended 31 December 2023; to consider and approve the re-appointment of the audit firms; and to consider other matters if any. Duyuru • Apr 04
China Oilfield Services Limited Announces the Operation Suspension of Certain Drilling Rigs China Oilfield Services Limited received a sudden notice from the customer in the Middle East to suspend the operation of four drilling rigs, and the Company is negotiating with the customer about the specific time for suspension, follow-up arrangement and corresponding solution. During the suspension period, the Company will proactively seek for suitable market opportunities in a simultaneous manner. The Operation Suspension will have certain impact on the original business expectation of the Company in the Middle East, and the specific impact is still under further evaluation. The Board of the Company believes that although the Operation Suspension will pose a short-term challenge to the Company's development in the Middle East, there is no material impact on the overall business and financial position of the Company. The Company remains optimistic about the overall development of the overseas operation. The Company anchored the goal of building a world-class enterprise, thoroughly implemented the five development strategies of "technology-driven", "cost leadership", "integration", "internationalization" and "regional development", coordinated and promoted the work of production and operation, corporate governance and reform and innovation, continued to create a new situation of high-quality development and constantly created value for shareholders. Duyuru • Mar 29
China Oilfield Services Limited to Report Q1, 2024 Results on Apr 26, 2024 China Oilfield Services Limited announced that they will report Q1, 2024 results on Apr 26, 2024 Duyuru • Dec 30
China Oilfield Services Limited to Report Fiscal Year 2023 Results on Mar 27, 2024 China Oilfield Services Limited announced that they will report fiscal year 2023 results on Mar 27, 2024 Duyuru • Sep 30
China Oilfield Services Limited to Report Q3, 2023 Results on Oct 27, 2023 China Oilfield Services Limited announced that they will report Q3, 2023 results on Oct 27, 2023 Duyuru • Aug 18
China Oilfield Services Limited Approves Board Appointments China Oilfield Services Limited at its EGM held on August 17, 2023 approved appointment of Mr. Lu Tao as the executive director and Mr. Liu Qiudong and Mr. Fan Baitao as the non-executive directors of the Company. As at the date of this announcement, the executive directors of the Company are Messrs. Zhao Shunqiang (Chairman), Lu Tao and Xiong Min; the non-executive directors of the Company are Messrs. Fan Baitao and Liu Qiudong; and the independent non-executive directors of the Company are Ms. Chiu Lai Kuen, Susanna, Messrs. Kwok Lam Kwong, Larry and Yao Xin. Duyuru • Jul 23
China Oilfield Services Limited Announces Resignation of Mr. Liu Zongzhao as Non-Executive Director China Oilfield Services Limited announced on 21 July 2023, the Board received the written resignation from Mr. Liu Zongzhao, a non-executive director of the company. The resignation of Mr. Liu Zongzhao as a non-executive director of the company was due to the adjustment of his work arrangement, with effect from the date when a new non-executive director is elected by the shareholders of the Company at the extraordinary general meeting. Mr. Liu Zongzhao has confirmed that he has no disagreement with the Board and there is no matter that needs to be brought to the attention of the holders of securities of the Company and The Stock Exchange of Hong Kong Limited with regard to his resignation. Mr. Liu Zongzhao performed his work rigorously, diligently and pragmatically during his tenure as a non-executive director of the company, and made significant contributions to the development of the Company. The Board would like to express its heartfelt gratitude to Mr. Liu Zongzhao. Duyuru • Jun 28
China Oilfield Services Limited to Report First Half, 2023 Results on Aug 24, 2023 China Oilfield Services Limited announced that they will report first half, 2023 results on Aug 24, 2023 Duyuru • May 25
China Oilfield Services Limited Declares Final Dividend for the Year Ended 31 December 2022, Payable on 30 June 2023 China Oilfield Services Limited announced a final dividend of RMB 0.16 per share for the Year Ended 31 December 2022. Ex-dividend date is 07 June 2023. Record date is 14 June 2023. Payable on 30 June 2023. Duyuru • Jan 17
China Oilfield Services Limited Provides Earnings Guidance for the Twelve Months Ended 31 December 2022 China Oilfield Services Limited provided earnings guidance for the twelve months ended 31 December 2022. For the period, the group estimated that the net profit attributable to owners of the Company as calculated in accordance with the Hong Kong Financial Reporting Standards for the twelve months ended 31 December 2022 will increase by RMB 1.787 billion to RMB 2.187 billion compared with the twelve months ended 31 December 2021 to RMB 2.1 billion to RMB 2.5 billion, representing a year- on-year increase of 571% to 699%; and the net profit excluding non-recurring gain and loss attributable to owners of the Company as calculated in accordance with the Hong Kong Financial Reporting Standards for the twelve months ended 31 December 2022 will increase by RMB 2.035 billion to RMB 2.435 billion compared with the twelve months ended 31 December 2021 to RMB 2.0 billion to RMB 2.4 billion, representing a year-on-year increase of 5,814% to 6,957%.