截至月份: 2025年7月31日 狀態: 新提交 致：香港交易及結算所有限公司 公司名稱: 中海油田服務股份有限公司 FF301 股份發行人及根據《上市規則》第十九B章上市的香港預託證券發行人的證券變動月報表 呈交日期: 2025年8月4日 I. 法定/註冊股本變動 | 1. 股份分類 | 普通股 | 股份類別 H | | | | 於香港聯交所上市 (註1) | | 是 | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 證券代號 (如上市) | 02883 | 說明 | | | | | | | | | | | 法定/註冊股份數目 | | | 面值 | | | 法定/註冊股本 | | | 上月底結存 | | | 1,811,124,000 | RMB | | 1 | RMB | | 1,811,124,000 | | 增加 / 減少 (-) | | | 0 | | | | RMB | | 0 | | 本月底結存 | | | 1,811,124,000 | RMB | | 1 | RMB | | 1,811,124,000 | ...

Group 1: Oil Price Overview - As of the week ending August 1, 2025, oil prices have generally increased, influenced by a trade agreement between the US and Europe, and concerns over tightening supply due to potential sanctions on Russian oil buyers [2][3] - Brent crude futures settled at $69.67 per barrel, up $2.01 per barrel (+2.97%) from the previous week, while WTI crude futures settled at $67.33 per barrel, up $2.17 per barrel (+3.33%) [1][2] Group 2: Oil Supply and Demand in the US - As of the week ending July 25, 2025, US crude oil production was 13.314 million barrels per day, an increase of 41,000 barrels per day from the previous week [3] - The number of active drilling rigs in the US decreased by 5 to 410 rigs as of August 1, 2025, while the number of hydraulic fracturing fleets decreased by 1 to 167 [3] - US refinery crude processing volume was 16.911 million barrels per day, down 25,000 barrels per day from the previous week, with a refinery utilization rate of 95.40%, a decrease of 0.1 percentage points [3] Group 3: US Oil Inventory - As of the week ending July 25, 2025, total US crude oil inventory increased by 7.936 million barrels (+0.97%) to 829 million barrels, with strategic oil inventory rising by 238,000 barrels (+0.06%) and commercial crude inventory increasing by 7.698 million barrels (+1.84%) [3] - Cushing, Oklahoma crude oil inventory rose by 690,000 barrels (+3.16%) to 22.553 million barrels [3] Group 4: Related Companies - Relevant companies in the oil sector include China National Offshore Oil Corporation (CNOOC), China Petroleum & Chemical Corporation (Sinopec), and China National Petroleum Corporation (PetroChina) [4]

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]

Investment Rating - The report maintains a positive outlook on the polyester industry, particularly for polyester filament yarn, with expectations for improved profitability during the peak season [4][6][19]. Core Insights - The profitability of polyester filament yarn has shown signs of improvement since late July, following a period of weak demand due to export tariffs and seasonal factors [6][7]. - The report highlights that the current inventory pressure is primarily concentrated in the downstream textile sector, with downstream fabric inventory at a high of 30.57 days and filament raw material inventory at a low of 9.85 days [14][15]. - The upstream oil sector is experiencing rising oil prices, with Brent crude oil futures closing at $69.67 per barrel, reflecting a 1.8% increase week-on-week [23][24]. - The refining sector is seeing mixed results, with overseas refined oil crack spreads increasing, while olefin price spreads show variability [54][56]. Summary by Sections Polyester Sector - Polyester filament yarn profitability is gradually improving, with price spreads for POY, FDY, and DTY reaching 1211, 1516, and 1200 CNY/ton respectively as of August 1 [7][19]. - The overall operating rate for polyester filament yarn remains around 90%, while downstream textile enterprises are operating at a low of 50.4% [15][19]. Upstream Sector - Brent crude oil prices have increased, with a week-on-week rise of 1.8%, and WTI prices up by 3.33% [23][24]. - The report notes a decrease in the number of active drilling rigs in the U.S., with a total of 540 rigs as of August 1, down by 2 from the previous week [34]. Refining Sector - The report indicates that the Singapore refining margin for major products has increased to $15.48 per barrel, while domestic refining margins remain at lower levels [54][56]. - The report suggests that refining profitability may improve as economic recovery progresses, despite current low margins [54][56]. Investment Recommendations - The report recommends focusing on leading companies in the polyester sector such as Tongkun Co. and Wankai New Materials, as well as high-quality refining companies like Hengli Petrochemical and Sinopec [19].

1. Report Industry Investment Rating No relevant information is provided in the given content. 2. Core Viewpoints of the Report - This week, the weekly average prices of Brent/WTI crude oil futures were $71.6/$68.5 per barrel, up $2.8/$2.7 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 7.94/7.7/0.24/0.69 million barrels respectively. US crude oil production was 13.31 million barrels per day, up 40,000 barrels per day week - on - week. The number of active US crude oil rigs was 410 this week, down 5 week - on - week, and the number of active US fracturing fleets was 168, down 1 week - on - week. US refinery crude oil processing volume was 16.91 million barrels per day, down 30,000 barrels per day week - on - week, and the refinery crude oil utilization rate was 95.4%, down 0.1 pct week - on - week. US crude oil imports, exports, and net imports were 6.14/2.7/3.44 million barrels per day, with a week - on - week change of +160,000/ - 1.16 million/+1.32 million barrels per day respectively [2]. - The weekly average prices of US gasoline, diesel, and jet fuel were $92/$101/$90 per barrel, with a week - on - week change of +$2.9/ - $2.0/ - $4.1 per barrel respectively. The price spreads with crude oil were $20/$30/$19 per barrel, with a week - on - week change of +$0.6/ - $4.3/ - $6.3 per barrel respectively. US gasoline, diesel, and jet fuel inventories were 2.3/1.1/0.4 billion barrels, with a week - on - week change of - 2.72/ + 3.64/ - 2.11 million barrels respectively. US gasoline, diesel, and jet fuel production was 10.04/5.21/1.87 million barrels per day, with a week - on - week change of +680,000/+130,000/ - 10,000 barrels per day respectively. US gasoline, diesel, and jet fuel consumption was 9.15/3.61/2.09 million barrels per day, with a week - on - week change of +190,000/+260,000/+410,000 barrels per day respectively. US gasoline imports, exports, and net exports were 120,000/890,000/770,000 barrels per day, with a week - on - week change of - 40,000/+170,000/+200,000 barrels per day respectively; US diesel imports, exports, and net exports were 230,000/1.31 million/1.09 million barrels per day, with a week - on - week change of +110,000/ - 120,000/ - 230,000 barrels per day respectively; US jet fuel imports, exports, and net exports were 60,000/150,000/80,000 barrels per day, with a week - on - week change of - 90,000/ - 110,000/ - 30,000 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]. 3. Summary by Relevant Catalogs 3.1 Crude Oil Weekly Data Briefing - **Upstream Key Company Price Movements**: This section presents the price, price changes in the recent week, month, three - month, one - year periods, and year - to - date price changes of multiple upstream companies such as CNOOC, PetroChina, and Sinopec, along with their market capitalization and valuation data [8]. - **Crude Oil Price**: The weekly average prices of Brent, WTI, Russian Urals, and Russian ESPO crude oils were $71.6, $68.5, $67.2, and $67.8 per barrel respectively, with week - on - week increases of $2.8, $2.7, $2.3, and $2.9 per barrel respectively. The LME copper spot price was $9,165 per ton, down $653.5 week - on - week, and the US dollar index was 100, up 2.6 week - on - week [8]. - **Crude Oil Inventory**: 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 7.94/7.7/0.24/0.69 million barrels respectively [2][8]. - **Crude Oil Production**: US crude oil production was 13.31 million barrels per day, up 40,000 barrels per day week - on - week. The number of US crude oil rigs was 410, down 5 week - on - week, and the number of US fracturing fleets was 168, down 1 week - on - week [2][8]. - **Refinery Data**: US refinery crude oil processing volume was 16.91 million barrels per day, down 30,000 barrels per day week - on - week, and the refinery utilization rate was 95.4%, down 0.1 pct week - on - week. The utilization rate of Chinese local refineries was 51.0%, up 0.95 pct, and that of Chinese major refineries was 84.0%, up 0.05 pct [8]. - **Crude Oil Import and Export**: US crude oil imports, exports, and net imports were 6.14/2.7/3.44 million barrels per day, with a week - on - week change of +160,000/ - 1.16 million/+1.32 million barrels per day respectively [2][8]. - **Product Oil Data**: It includes the price, price spread, inventory, production, consumption, and import/export data of product oils in the US, China, Europe, and Singapore [9]. - **Oilfield Services Data**: The weekly average daily rates of offshore jack - up drilling platforms and semi - submersible drilling platforms are provided [9]. 3.2 This Week's Petroleum and Petrochemical Sector Market Review - **Petroleum and Petrochemical Sector Performance**: No specific performance data is provided in the given content, only the section title is mentioned [11]. - **Performance of Sector Listed Companies**: The price, market capitalization, and price changes in the recent week, month, three - month, one - year periods, and year - to - date price changes of multiple listed companies in the sector are presented, along with their valuation data [22][23]. 3.3 Crude Oil Sector Data Tracking - **Crude Oil Price**: Analyzes the prices and price spreads of Brent, WTI, Urals, ESPO crude oils, as well as the relationship between the US dollar index, copper price, and WTI crude oil price [28][30][40]. - **Crude Oil Inventory**: Discusses the relationship between US commercial crude oil inventory and oil prices, the weekly drawdown rate of US commercial crude oil inventory and the change rate of Brent oil prices, and presents the data of US total crude oil inventory, commercial crude oil inventory, strategic crude oil inventory, and Cushing crude oil inventory [43][44][53]. - **Crude Oil Supply**: Analyzes US crude oil production, the number of crude oil rigs, and the number of fracturing fleets, as well as their relationship with oil prices [57][59][61]. - **Crude Oil Demand**: Presents US refinery crude oil processing volume, refinery utilization rate, and the utilization rates of Chinese local and major refineries [65][69][72]. - **Crude Oil Import and Export**: Analyzes US crude oil imports, exports, net imports, and the import/export and net import data of crude oil and petroleum products [76][81]. 3.4 Product Oil Sector Data Tracking - **Product Oil Price**: Analyzes the relationship between international oil prices and domestic gasoline, diesel retail prices, and presents the prices and price spreads of product oils in different regions such as the US, China, Europe, and Singapore [87][114][120]. - **Product Oil Inventory**: Presents the inventory data of gasoline, diesel, and jet fuel in the US and Singapore [127][131][137]. - **Product Oil Supply**: Presents the production data of gasoline, diesel, and jet fuel in the US [143][145][146]. - **Product Oil Demand**: Presents the consumption data of gasoline, diesel, and jet fuel in the US, as well as the number of US airport passenger screenings [149][150][156]. - **Product Oil Import and Export**: Analyzes the import/export and net export data of gasoline, diesel, and jet fuel in the US [161][166][167]. 3.5 Oilfield Services Sector Data Tracking - Presents the average daily rates of jack - up drilling platforms and semi - submersible drilling platforms in the oilfield services industry [175][180].

Core Points - CNOOC Services (601808) closed at 13.8 yuan on August 1, 2025, down 2.27% from 14.12 yuan the previous week [1] - The company's market capitalization is currently 65.848 billion yuan, ranking 1st in the oil service engineering sector and 222nd among 5149 A-shares [1] Company Announcements - CNOOC Services provided a guarantee of 98 million USD for its wholly-owned subsidiary, COSL Middle East FZE [1] - As of the announcement date, the total external guarantees by the company and its subsidiaries amounted to 44.144 billion yuan, representing 99.4% of the latest audited net assets [1] - COSL Middle East FZE signed a USD revolving loan agreement with HSBC on July 31, 2025, with the guarantee provided by CNOOC Services valid until July 30, 2026 [1] - COSL Middle East FZE, established on July 2, 2006, is based in Dubai and primarily offers services related to the oil and gas industry [1] - As of March 31, 2025, COSL Middle East FZE reported total assets of 3.17256 billion yuan and total liabilities of 2.74031 billion yuan, resulting in net assets of 432.25 million yuan [1]

| 概念 | 今日涨跌幅（%） | 概念 | 今日涨跌幅（%） | | --- | --- | --- | --- | | 动物疫苗 | 2.22 | 中船系 | -2.54 | | DRG/DIP | 1.87 | 兵装重组概念 | -1.90 | | BC电池 | 1.71 | 国产航母 | -1.45 | | 禽流感 | 1.62 | 民爆概念 | -1.19 | | ERP概念 | 1.61 | 可燃冰 | -1.14 | | 医疗废物处理 | 1.61 | 国家大基金持股 | -0.86 | | TOPCON电池 | 1.53 | 足球概念 | -0.78 | | 烟草 | 1.53 | 稀土永磁 | -0.73 | | 医药电商 | 1.51 | 中字头股票 | -0.73 | | MLOps概念 | 1.50 | 共封装光学(CPO) | -0.71 | 截至8月1日收盘，可燃冰概念下跌1.14%，位居概念板块跌幅榜前列，板块内，中国石化、新锦动力、 德石股份等跌幅居前，股价上涨的有3只，涨幅居前的有潜能恒信、广州发展、海默科技等，分别上涨 1.26%、0.63%、0.48%。 资金面上看，今日 ...

（文章来源：证券日报） 证券日报网讯 7月31日晚间，中海油服发布公告称，2025年7月31日，公司全资子公司 COSLMiddleEastFZE与香港上海汇丰银行有限公司共同签署美元循环贷款协议。公司为借款人 COSLMiddleEastFZE提供担保，担保金额为9，800万美元，担保期限至2026年7月30日。 ...

证券代码：601808 证券简称：中海油服 公告编号：临 2025-017 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 万美元 | East FZE | | --- | --- | --- | --- | --- | --- | | 担 保 象 | 对 | 本次担保金额 | 9,800 | | | | | | 是否在前期预计额度内 | ☑是 | □否 | □不适用：_________ | | | | 本次担保是否有反担保 | □是 | ☑否 | □不适用：_________ | 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 | 441.44 | | 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（%） | 99.4 ...

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7月31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 2025-017 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 公司 2025 年 3 月 25 日召开的董事会 2025 年第一次会议审议通过了《关于 全资子公司 COSL Middle East FZE 美元贷款续签并由公司为其提供担保的议案》。 详情请见公司于 2025 年 3 月 26 日在上海证券交易所网站（www.sse ...