金融界8月18日消息，上证指数高开高走，中证香港300相对价值指数 (HK300RV，H11174)报2207.11 点。 数据统计显示，中证香港300相对价值指数近一个月上涨3.28%，近三个月上涨11.08%，年至今上涨 27.60%。 据了解，中证香港300风格指数系列由中证香港300成长指数、中证香港300价值指数、中证香港300相对 成长指数以及中证香港300相对价值指数4条指数构成，以反映基于中证香港300指数样本的不同风格证 券的整体表现。该指数以2004年12月31日为基日，以1000.0点为基点。 资料显示，指数样本每半年调整一次，样本调整实施时间分别为每年6月和12月的第二个星期五的下一 交易日。中证香港300价值指数和中证香港300成长指数每次调整的样本比例一般不超过20%。定期调整 设置缓冲区，Z值在对应指数的样本空间中，排名在80名之前的新样本优先进入；排名120名之前的老 样本优先保留。权重因子随样本定期调整而调整，调整时间与指数样本定期调整实施时间相同。在下一 个定期调整日前，权重因子一般固定不变。遇临时调整时，当中证香港300指数调整样本时，指数样本 随之进行相应调整。当样本退 ...

Core Insights - The "Xuanji" system developed by China National Offshore Oil Corporation (CNOOC) has achieved a significant milestone in oil and gas directional drilling technology, with over 500,000 curve transmissions and a total data volume exceeding 500G, equivalent to the data from 1,000 wells or a single well of 1 million meters [1] - This revolutionary technology allows for precise drilling towards deep targets and along reservoir boundaries, representing the highest level of drilling technology globally [1] Group 1 - The "Xuanji" system has established a real-time data transmission link from the well site to the cloud and application end, enabling high-speed communication for deep data transmission [1] - The system utilizes fluid pressure wave transmission technology to efficiently and stably transmit formation information across various media, successfully creating a communication channel over 9,000 kilometers between China and Uganda [1] - The technology team in China has improved the data transmission rate from 1bps to 40bps, achieving world-class standards and creating an end-to-end control loop from downhole instruments to decision centers [2] Group 2 - The "Xuanji" system has been applied on a large scale in important oil fields across China and has been promoted to countries involved in the Belt and Road Initiative, including Indonesia, Iraq, and Uganda [2] - The system has completed 151 operations overseas, with a cumulative drilling length of 120,000 meters, establishing a comprehensive industrial layout and global application [2] - The Ugandan Petroleum Authority has highly praised the "Xuanji" system for its capability in global systematic collaborative operations, providing strong technical support for the exploration and development of complex oil and gas fields [2]

Group 1 - The Energy ETF (159930) opened with a gain of 0.59%, priced at 1.369 yuan [1] - Major holdings in the Energy ETF include China Shenhua, which rose by 10.01%, while China Petroleum fell by 0.12% [1] - The ETF's performance benchmark is the CSI Energy Index, managed by Huatai-PineBridge Fund Management Co., Ltd., with a return of 36.12% since its inception on August 23, 2013, and a return of 4.40% over the past month [1] Group 2 - Other notable stock movements include China Petrochemical rising by 0.18%, Shaanxi Coal and Chemical Industry increasing by 1.07%, and Yanzhou Coal Mining up by 1.00% [1] - The ETF also saw gains from Jereh Oilfield Services (0.96%), China Coal Energy (1.15%), Shanxi Coking Coal (0.14%), and Meijin Energy (1.31%) [1]

中央纪委国家监委网站 初英杰 从平台高点俯瞰"深海一号"能源站。吴显松 摄 "深海一号"二期项目全面投产前，蛙人对平台水下结构进行检查。汪洋 摄 "深海一号"二期项目全面投产前，中国海油技术人员排查设备隐患。汪洋 摄 习近平总书记强调，能源保障和安全事关国计民生，是须臾不可忽视的"国之大者"。为端稳端牢"能源饭碗"，我国油气领域科研工作者和建设者们不断创 新，持续奋斗。前不久，在我国首个自营超深水大气田"深海一号"投产四周年之际，中国海洋石油集团有限公司对外宣布，"深海一号"二期项目已全面投 产。至此，"深海一号"大气田一期与二期共23口水下气井均投入生产运行，成为国内目前产量最大的海上气田。"深海一号"二期项目是我国首个深水高压天 然气开发项目，最大作业水深近千米，最大井深超过5500米。在其建设过程中，项目团队如何克服深水、高温、高压等重重挑战，突破了哪些技术难关？请 随记者一同探访。 "深海一号"二期项目生产稳中向好，来自中国海油海南分公司工程技术作业中心、负责项目钻完井现场工作的钻井总监代锐和完井总监王恒十分高兴。回忆 建设期间遇到的难题，他们仍印象深刻。 与一期项目相比，二期项目的开发建设面临更为严 ...

Group 1 - The core point of the article highlights the performance and holdings of the Invesco Great Wall State-Owned Enterprise Value Mixed A fund, which has shown positive returns since its inception [1] - The fund's latest net value is 1.3793 yuan, with a weekly return of 2.43%, a three-month return of 12.44%, and a year-to-date return of 14.46% [1] - The fund was established on May 30, 2023, and as of June 30, 2025, it has a total scale of 295 million yuan [1] Group 2 - The top ten stock holdings of the fund include Zijin Mining, China Mobile, Shenhuo Holdings, Tencent Holdings, China National Offshore Oil Corporation, Chuan Yi Co., Ltd., Sinopharm Holdings, Zhuhai Yinhai Group, Yun Aluminum, and CRRC Corporation, with a combined holding percentage of 52.32% [1]

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]

Group 1 - China National Offshore Oil Corporation (CNOOC) stock price reported at 25.72 yuan, down 0.31% from the previous trading day, with a trading range of 25.69 to 25.87 yuan and a total transaction volume of 878 million yuan [1] - CNOOC is the largest offshore oil and gas producer in China, primarily engaged in the exploration, development, production, and sales of crude oil and natural gas [1] - The registered capital of CNOOC's subsidiary, Sichuan Sales Company, increased from approximately 91.06 million yuan to about 241 million yuan, indicating significant growth since its establishment in 2012 [1] Group 2 - On the funding flow side, CNOOC experienced a net outflow of main funds amounting to 82.73 million yuan on the day, with a cumulative net outflow of 531 million yuan over the past five days [1]

Core Viewpoint - The article discusses the procurement announcement for lithium iron phosphate battery energy storage systems by CNOOC Development-Clean Energy Company, highlighting the growing importance of electrochemical energy storage technology in enhancing power system stability and supporting renewable energy integration [2][4]. Group 1: Project Overview - The project involves the procurement of lithium iron phosphate battery energy storage systems, with a focus on the technical specifications of battery cells rated at 280Ah [2][5]. - The procurement agreement is valid for three years, with a "1+1+1" execution method, allowing for annual renewal if both parties agree [3][4]. Group 2: Technical and Financial Aspects - The energy storage systems are expected to contribute to grid stability, peak shaving, and cost reduction for enterprises by balancing electricity supply and demand [4][5]. - The funding for the project is sourced from the company’s own funds, and the financial situation has been confirmed as secured [4]. Group 3: Bidding Process - The bidding process requires participants to have valid business licenses and relevant certifications, and only manufacturers of the products can participate, excluding agents and traders [6]. - Bidders must provide proof of production capacity and past performance in supplying energy storage systems, with specific documentation required to validate their qualifications [6]. Group 4: Submission Details - Bidders must submit their proposals online by August 25, 2025, and the procurement documents can be purchased through the CNOOC supply chain digital platform [8]. - The bid document costs 200 yuan, and all submissions must adhere to the specified guidelines to avoid disqualification [8].

（根據公司條例在香港註冊成立的有限責任公司） 股票代號：00883（港幣櫃台）及 80883（人民幣櫃台） 董事會會議召開日期 中國海洋石油有限公司（「本公司」）董事會（「董事會」）宣佈將於二零二五年八月二十七日 （星期三）召開董事會會議，董事會將於會議上通過議案，其中包括批准本公司及其附屬公司截 至二零二五年六月三十日止六個月期間的中期業績，以及考慮是否派發中期股息。 香港交易及結算所有限公司及香港聯合交易所有限公司對本公告的內容概不負責，對其準確性 或完整性亦不發表任何聲明，並明確表示，概不對因本公告全部或任何部分內容而產生或因依 賴該等內容而引致的任何損失承擔任何責任。 承董事會命 中國海洋石油有限公司 徐玉高 聯席公司秘書 香港，二零二五年八月十五日 於本公告刊發日期， 董事會由以下成員組成： 非執行董事 張傳江 （董事長） 王德華 執行董事 周心懷 （副董事長） 閻洪濤 穆秀平 獨立非執行董事 邱致中 林伯強 李淑賢 陳澤銘 ...

企查查APP显示，近日，中海油销售四川有限公司发生工商变更，注册资本由约9106.36万元增至约2.41 亿元。企查查信息显示，该公司成立于2012年，由中国海洋石油集团有限公司间接全资持股。 ...