Trading Information Summary - On August 1, CNOOC Services (601808) closed at 13.8 yuan, down 0.86%, with a turnover rate of 0.29% and a trading volume of 84,600 shares, amounting to 117 million yuan [1] - The net outflow of main funds was 3.1787 million yuan, accounting for 2.72% of the total trading volume, while the net inflow of speculative funds was 11.1586 million yuan, accounting for 9.55% of the total trading volume [1][3] - Retail investors experienced a net outflow of 7.9798 million yuan, representing 6.83% of the total trading volume [1] Company Announcement Summary - CNOOC Services announced a guarantee for its wholly-owned subsidiary COSL Middle East FZE, with a guarantee amount of 98 million USD, within the previously estimated limit, and without counter-guarantee [1] - As of the announcement date, the total external guarantees provided by the company and its subsidiaries amounted to 44.144 billion yuan, which is 99.4% of the company's most recent audited net assets [1] - The guarantee agreement is effective from July 31, 2025, to July 30, 2026, and does not involve any collateral or pledge [1][3] - COSL Middle East FZE, the guaranteed party, is a wholly-owned subsidiary of CNOOC Services, established on July 2, 2006, with a registered capital of 1 million dirhams, primarily providing services related to the oil and gas industry [1]

Group 1 - CNOOC Services (中海油服) closed at 14.26 yuan on June 13, 2025, up 4.85% from the previous week, with a market cap of 68.043 billion yuan, ranking 1st in the oil service engineering sector and 206th in the A-share market [1] - The company provided a guarantee of 200 million USD for its wholly-owned subsidiary COSL Middle East FZE, with a guarantee period until June 8, 2026 [1][2] - As of the announcement date, the total external guarantees by the company and its subsidiaries amounted to approximately 51.36 billion yuan, accounting for about 115.6% of the latest audited net assets [1] Group 2 - COSL Middle East FZE signed a USD revolving loan agreement with Agricultural Bank of China Hong Kong Branch, with the company providing a guarantee for the borrower [2] - As of March 31, 2025, COSL Middle East FZE had total assets of 3.17256 billion yuan and total liabilities of 2.74031 billion yuan, resulting in a net asset of 432.25 million yuan [2] - The board of directors believes that the guarantee is in compliance with relevant laws and regulations and does not harm the interests of the company and its shareholders, especially minority shareholders [2]

证券代码：601808 证券简称：中海油服 公告编号：临 2025-016 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈 述或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 重要内容提示： ? 被担保人名称：中海油田服务股份有限公司（以下简称"公司"或"本公司"） 的全资子公司COSL Middle East FZE。 中海油田服务股份有限公司 关于为全资子公司提供担保的公告 特别提示 ? 本次担保金额及对外担保总额： 本次为 COSL Middle East FZE 提供的担保金额为等额 2 亿美元。截至本公告发 布日，本公司及控股子公司提供的对外担保总额约为人民币 513.6 亿元，占本公 司最近一期经审计净资产的比例约为 115.6%。 ? 本次担保是否有反担保：无反担保 ? 对外担保逾期的累计数量：无逾期对外担保 ? 特别风险提示：截至本报告发布日，公司及公司控股子公司提供的对外担保 金额已超过公司最近一期经审计净资产的100%，本次被担保人COSL Middle East FZE的资产负债率超过70%。敬请投资者注意相关风险。 一、担保情况概述 （一）担保情况概述 ...