Group 1 - The core viewpoint of the news is that the China Securities Hong Kong 300 Energy Index has shown positive performance, with a 3.32% increase over the past month, an 11.68% increase over the past three months, and a 3.88% increase year-to-date [1] - The China Securities Hong Kong 300 Industry Index series is designed to reflect the overall performance of different industries in the Hong Kong market, using a sample of all securities classified according to the China Securities industry classification standards [1] - The base date for the China Securities Hong Kong 300 Energy Index is December 31, 2004, with a base point of 1000.0 [1] Group 2 - The China Securities Hong Kong 300 Energy Index is fully composed of stocks listed on the Hong Kong Stock Exchange, with a 100% allocation [1] - The composition of the index by industry shows that fuel refining accounts for 41.45%, integrated oil and gas companies account for 32.55%, coal accounts for 23.66%, oilfield services account for 1.61%, and coke accounts for 0.73% [1] - The index sample is adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December [2]

Core Viewpoint - China National Offshore Oil Corporation (CNOOC) Services announced that it has not provided guarantees to its controlling shareholders, actual controllers, or their affiliates, and there are no overdue external guarantees [2] Summary by Relevant Categories - **Company Guarantees** - CNOOC Services confirmed that it has not provided any guarantees to its controlling shareholders and actual controllers [2] - The company also stated that there are no overdue external guarantees [2]

中海油田服務股份有限公司 CHINA OILFIELD SERVICES LIMITED (於中華人民共和國註冊成立之股份有限公司) （股票代號：2883） 海外監管公告 本公告乃根據《香港聯合交易所有限公司證券上市規則》第13.10B條 規定而作出。 2025年8月18日 於本公告日期，本公司執行董事為趙順強先生（董事長）、盧濤先生 及肖佳先生；本公司非執行董事為范白濤先生及劉秋東先生；本公司 獨立非執行董事為趙麗娟女士、郭琳廣先生及姚昕先生。 证券代码：601808 证券简称：中海油服 公告编号：临 2025-019 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 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： 担保对象及基本情况 | | 被担保人名称 | | COSL Middle East FZE | | | --- | --- | --- | --- | --- | | 担保对 象 | 本次担保金额 | 3,000 | 万美元 | | | | 是否在前期预计额度内 | ☑是 | □否 | □ ...

中海油服8月18日晚间发布公告称，截至本公告发布日，公司及控股子公司提供的对外担保总额约为人 民币441.35亿元，占公司最近一期经审计净资产的比例约为99.3%，全部为公司对全资子公司提供的担 保，公司未对控股股东和实际控制人及其关联人提供担保，亦无逾期对外担保。 （文章来源：每日经济新闻） ...

证券代码：601808 证券简称：中海油服 公告编号：临 2025-019 累计担保情况 | 对外担保逾期的累计金额（亿元 | 0 | | --- | --- | | 人民币） | | | 截至本公告日上市公司及其控股 | | | 子公司对外担保总额（亿元人民 | 441.35 | | 币） | | | 对外担保总额占上市公司最近一 期经审计净资产的比例（%） | 99.3% | | 100% | □对外担保总额超过最近一期经审计净资产 ☑担保金额超过上市公司最近一期经审计净 | | 特别风险提示（如有请勾选） 资产 | 50% | | | □对合并报表外单位担保金额达到或超过最 | | | 近一期经审计净资产 30%的情况下 | | | 70%的单位提供担保 ☑对资产负债率超过 | | 其他风险提示（如有） 无 | | 一、担保情况概述 （一） 担保的基本情况 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 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： 担保对象及基本情况 | | | 被担保人名称 ...

Group 1 - The company provided a credit guarantee of 30 million USD for its wholly-owned subsidiary COSL Middle East FZE [1] - The guarantee is set to expire on August 17, 2028 [1] - The matter has been approved by the company's board of directors and the 2024 annual general meeting of shareholders [1] Group 2 - The guarantee falls within the authorized limit approved at the 2024 annual general meeting [1]

Investment Rating - The report indicates a positive outlook for the petrochemical industry, particularly for polyester and refining companies, suggesting potential investment opportunities in leading firms such as Tongkun Co. and Hengli Petrochemical [17][18]. Core Insights - The EIA forecasts a global crude oil supply surplus of 1.64 million barrels per day for the current year, with adjustments made to oil and natural gas price predictions [4][15]. - The IEA and OPEC have both revised their global oil demand growth estimates for 2025 and 2026, with IEA projecting increases of 680,000 and 700,000 barrels per day respectively, while OPEC expects increases of 1.29 million and 1.38 million barrels per day [8][44]. - The report highlights a recovery in the drilling day rates for offshore rigs, indicating a positive trend in the oil service sector [22][37]. Summary by Sections Supply and Demand - EIA expects global oil and liquid fuel consumption to rise by 980,000 barrels per day in 2025, reaching 103.7 million barrels per day, and by 1.19 million barrels per day in 2026 [46]. - Global oil supply is projected to increase by 2.28 million barrels per day in 2025, with OPEC+ contributing approximately 610,000 barrels per day to this growth [12][46]. Price Predictions - EIA has adjusted its forecast for 2025 average crude oil prices to $67 per barrel, down by $2 from previous estimates, and $51 per barrel for 2026, down by $7 [4][47]. - The report notes a decline in refining margins, with Singapore's refining margin dropping to $15.07 per barrel [51]. Industry Performance - The report emphasizes the recovery potential in the polyester sector, with expectations of improved profitability as supply and demand dynamics stabilize [17]. - Key companies in the refining sector, such as Hengli Petrochemical and Rongsheng Petrochemical, are highlighted as having favorable competitive positions due to lower operational costs and market conditions [17][18].

Report Information - Report Title: Crude Oil Weekly Report: Increase in US Crude Oil Inventory and Decline in International Oil Prices [1] - Report Date: August 17, 2025 [1] - Chief Analyst: Chen Shuxian [1] - Analyst: Zhou Shaowen [1] Report Industry Investment Rating No relevant information provided. Core Viewpoints - This week, the weekly average prices of Brent/WTI crude oil futures were $66.2/$63.3 per barrel, down $1.0/$1.4 per barrel from last week. The total US crude oil inventory, commercial crude oil inventory, strategic crude oil inventory, and Cushing crude oil inventory were 8.3/4.3/4.0/0.2 billion barrels, with a week-on-week increase of 3.26/3.04/0.23/0.05 million barrels respectively. The US crude oil production was 13.33 million barrels per day, up 40,000 barrels per day week-on-week. The number of active US crude oil rigs this week was 412, an increase of 1 from the previous week. The number of active US fracturing fleets this week was 163, an increase of 4 from the previous week. The US refinery crude oil processing volume was 17.18 million barrels per day, up 60,000 barrels per day week-on-week, and the US refinery crude oil operating rate was 96.4%, down 0.5 pct week-on-week [2]. - The weekly average prices of US gasoline, diesel, and jet fuel were $87/$95/$90 per barrel, down $0.3/$0.9/$4.1 per barrel week-on-week. The spreads with crude oil were $21/$29/$24 per barrel, up $1.1/$0.4/ -$2.7 per barrel week-on-week. The US gasoline, diesel, and aviation kerosene inventories were 2.3/1.1/0.4 billion barrels, with a week-on-week change of -0.79/+0.71/ -0.62 million barrels respectively. The US gasoline, diesel, and aviation kerosene production were 9.81/5.14/1.97 million barrels per day, with a week-on-week change of +10,000/+30,000/ -20,000 barrels per day respectively. The US gasoline, diesel, and aviation kerosene consumption were 9.00/3.70/1.83 million barrels per day, with a week-on-week change of -40,000/ -20,000/+120,000 barrels per day respectively. The net exports of US gasoline, diesel, and aviation kerosene were 0.58/1.33/0.23 million barrels per day, with a week-on-week change of -0.25/ -0.13/+0.09 million barrels per day respectively [2]. - Recommended companies include CNOOC Limited (600938.SH/0883.HK), PetroChina Company Limited (601857.SH/0857.HK), Sinopec Corporation (600028.SH/0386.HK), CNOOC Oilfield Services Limited (601808.SH), Offshore Oil Engineering Co., Ltd. (600583.SH), and CNOOC Energy Technology & Services Limited (600968.SH). Companies to be noted include Sinopec Oilfield Service Corporation (600871.SH/1033.HK), China National Petroleum Corporation Engineering Co., Ltd. (600339.SH), and Sinopec Mechanical Engineering Co., Ltd. (000852.SZ) [3] Summary by Directory 1. Crude Oil Weekly Data Briefing - Upstream Key Company Price Changes: Among the upstream key companies, the Hong Kong - listed shares of some companies such as China National Offshore Oil Corporation and PetroChina Company Limited showed an upward trend in the near - week, near - month, and near - three - month periods, while some A - shares showed a downward trend [9] - Key Company Valuations: The report provides the total market capitalization,归母净利润, PE, and PB of key companies from 2024A to 2027E [9] - Crude Oil Sector: The weekly average prices of Brent, WTI, Russian Urals, and Russian ESPO crude oils were $66.2, $63.3, $61.9, and $62.8 per barrel respectively, all showing a week - on - week decline. The US dollar index was 97.8, down 1.0 week - on - week. The LME copper spot price was $9,165.0 per ton, down $411.5 week - on - week [9] - Inventory Sector: The US total crude oil inventory, commercial crude oil inventory, strategic crude oil inventory, and Cushing crude oil inventory all increased week - on - week [9] - Production Sector: The US crude oil production, the number of crude oil rigs, and the number of fracturing fleets all increased week - on - week [9] - Refinery Sector: The US refinery crude oil processing volume increased week - on - week, while the operating rate decreased. The operating rates of Chinese local refineries and major refineries showed different trends [9] - Import and Export Sector: The US crude oil net imports increased week - on - week [9] 2. This Week's Petroleum and Petrochemical Sector Market Review - Petroleum and Petrochemical Sector Performance: No specific performance data provided, only the topic is mentioned [14] - Sector Listed Company Performance: The report lists the latest prices, total market capitalizations, and price changes in different time periods of multiple listed companies in the petroleum and petrochemical sector, as well as their valuations [26][28] 3. Crude Oil Sector Data Tracking - Crude Oil Price: It involves the price and spread relationships between different types of crude oils such as Brent, WTI, Russian Urals, and Russian ESPO, as well as the relationships between the US dollar index, LME copper price, and WTI crude oil price [32][41][42] - Crude Oil Inventory: It shows the historical data and trends of the US commercial crude oil inventory, total crude oil inventory, strategic crude oil inventory, and Cushing crude oil inventory, as well as their correlations with oil prices [49][54][63] - Crude Oil Supply: The US crude oil production, the number of crude oil rigs, and the number of fracturing fleets are tracked [68] - Crude Oil Demand: The US refinery crude oil processing volume, operating rate, and the operating rates of Chinese local and major refineries are presented [76][79][83] - Crude Oil Import and Export: The US crude oil import, export, and net import volumes are tracked [87][91] 4. Refined Oil Product Sector Data Tracking - Refined Oil Product Price: When the international crude oil price is above $80 per barrel, the increase in domestic gasoline and diesel prices slows down. The report also shows the price and spread relationships between crude oil and refined oil products in different regions such as China, the US, Europe, and Singapore [97][124][130] - Refined Oil Product Inventory: The inventories of gasoline, diesel, and aviation kerosene in the US and Singapore are tracked, along with their week - on - week and year - on - year changes [138][144][149] - Refined Oil Product Supply: The productions of gasoline, diesel, and aviation kerosene in the US are presented [157][158] - Refined Oil Product Demand: The consumptions of gasoline, diesel, and aviation kerosene in the US are tracked, along with the number of US airport passenger security checks [161][162] - Refined Oil Product Import and Export: The import, export, and net export volumes of gasoline, diesel, and aviation kerosene in the US are tracked [175][179][180] 5. Oilfield Service Sector Data Tracking - The report provides the weekly average, monthly average, quarterly average, and year - to - date average daily fees of self - elevating drilling platforms and semi - submersible drilling platforms [10]

Group 1 - China National Offshore Oil Corporation (CNOOC) and CNOOC Oilfield Services Co., Ltd. applied for a patent for a "Downhole Wireless Data Receiver and Direct Reading System" with publication number CN120498461A, filed on June 2025 [1] - The patent involves a downhole wireless data receiver that includes an electronic circuit assembly, antenna short section assembly, and quartz pressure sensor assembly, designed for measuring pressure and temperature parameters [1] - The components of the wireless data receiver are connected using quick-rotating nuts, allowing for easy disassembly [1] Group 2 - CNOOC was established in 1983, located in Beijing, primarily engaged in oil and gas extraction, with a registered capital of 11,380 million RMB [2] - CNOOC has invested in 45 companies, participated in 5,000 bidding projects, and holds 281 trademark records and 5,000 patent records [2] - CNOOC Oilfield Services Co., Ltd. was founded in 2001, based in Tianjin, focusing on business services, with a registered capital of 477.1592 million RMB [2] - CNOOC Oilfield Services has invested in 11 companies, participated in 5,000 bidding projects, and holds 273 trademark records and 2,376 patent records [2]

证券日报网讯 8月14日晚间，中海油服发布公告称，公司2025年半年度业绩说明会定于2025年8月27日 （星期三）10：00-11：00召开，会议地点为香港中区法院道太古广场港岛香格里拉酒店5楼香岛殿C， 会议方式为现场结合电话会议。参加人员包括董事长兼首席执行官赵顺强先生、副总裁兼董事会秘书孙 维洲先生、首席财务官郄佶先生及一名独立非执行董事等。 （文章来源：证券日报） ...