国家知识产权局信息显示，中国石油化工股份有限公司取得一项名为"一种多级孔活性炭及其制备方 法"的专利，授权公告号CN116062753B，申请日期为2021年10月。 天眼查资料显示，中国石油化工股份有限公司，成立于2000年，位于北京市，是一家以从事石油和天然 气开采业为主的企业。企业注册资本12173968.9893万人民币。通过天眼查大数据分析，中国石油化工 股份有限公司共对外投资了267家企业，参与招投标项目5000次，财产线索方面有商标信息45条，专利 信息5000条，此外企业还拥有行政许可41个。 声明：市场有风险，投资需谨慎。本文为AI基于第三方数据生成，仅供参考，不构成个人投资建议。 来源：市场资讯 中石化（大连）石油化工研究院有限公司，成立于2022年，位于大连市，是一家以从事研究和试验发展 为主的企业。企业注册资本338459.08万人民币。通过天眼查大数据分析，中石化（大连）石油化工研 究院有限公司共对外投资了1家企业，参与招投标项目2796次，专利信息5000条，此外企业还拥有行政 许可65个。 ...

国家知识产权局信息显示，中国石油化工股份有限公司;中石化石油化工科学研究院有限公司取得一项 名为"柴油馏分的分离方法"的专利，授权公告号CN117821108B，申请日期为2022年9月。 天眼查资料显示，中国石油化工股份有限公司，成立于2000年，位于北京市，是一家以从事石油和天然 气开采业为主的企业。企业注册资本12173968.9893万人民币。通过天眼查大数据分析，中国石油化工 股份有限公司共对外投资了267家企业，参与招投标项目5000次，财产线索方面有商标信息45条，专利 信息5000条，此外企业还拥有行政许可41个。 中石化石油化工科学研究院有限公司，成立于2022年，位于北京市，是一家以从事研究和试验发展为主 的企业。企业注册资本30000万人民币。通过天眼查大数据分析，中石化石油化工科学研究院有限公司 共对外投资了2家企业，参与招投标项目3844次，专利信息1624条，此外企业还拥有行政许可293个。 声明：市场有风险，投资需谨慎。本文为AI基于第三方数据生成，仅供参考，不构成个人投资建议。 来源：市场资讯 ...

中石化（大连）石油化工研究院有限公司，成立于2022年，位于大连市，是一家以从事研究和试验发展 为主的企业。企业注册资本338459.08万人民币。通过天眼查大数据分析，中石化（大连）石油化工研 究院有限公司共对外投资了1家企业，参与招投标项目2796次，专利信息5000条，此外企业还拥有行政 许可65个。 声明：市场有风险，投资需谨慎。本文为AI基于第三方数据生成，仅供参考，不构成个人投资建议。 来源：市场资讯 国家知识产权局信息显示，中国石油化工股份有限公司取得一项名为"低浓度瓦斯安全配气控制方法、 系统、设备和存储介质"的专利，授权公告号CN116066735B，申请日期为2021年10月。 天眼查资料显示，中国石油化工股份有限公司，成立于2000年，位于北京市，是一家以从事石油和天然 气开采业为主的企业。企业注册资本12173968.9893万人民币。通过天眼查大数据分析，中国石油化工 股份有限公司共对外投资了267家企业，参与招投标项目5000次，财产线索方面有商标信息45条，专利 信息5000条，此外企业还拥有行政许可41个。 ...

Group 1 - The core viewpoint of the news is the application for a patent by China National Petroleum Corporation (CNPC) and China Petroleum Group Engineering Technology Research Institute for a dynamic prediction method and system for drilling fluid failure risk [1] - The patent, titled "A Dynamic Prediction Method and System for Drilling Fluid Failure Risk," aims to enhance drilling technology by providing real-time data collection and analysis to predict and warn about drilling fluid failure risks [1] - The method involves the use of a mixed prediction model based on a CNN-BiGRU architecture, integrating multi-source data from downhole sensors and surface detection equipment to achieve precise risk prediction and classification [1] Group 2 - China National Petroleum Corporation, established in 1990, is primarily engaged in oil and gas extraction, with a registered capital of 48.69 billion RMB and has invested in 107 companies [2] - The company has participated in 5,000 bidding projects and holds 1,447 trademark records and 5,000 patent records, along with 28 administrative licenses [2] - China Petroleum Group Engineering Technology Research Institute, founded in 2006, focuses on research and experimental development, with a registered capital of approximately 570.39 million RMB and has invested in 4 companies [2] - The institute has participated in 571 bidding projects, holds 23 trademark records and 2,198 patent records, and possesses 8 administrative licenses [2]

Group 1 - The core point of the article is that China National Petroleum Corporation (CNPC) has applied for a patent for a method and system to evaluate the oil-water two-phase output situation in production wells, indicating advancements in oil exploration technology [1] Group 2 - The patent application, published under CN121235503A, was filed on June 2024 and involves a method that utilizes temperature and pressure profile testing data to assess the output of oil and water in production wells [1] - The evaluation model developed in the patent aims to determine the liquid production, oil production, water production, and water cut for each segment of the target production well [1] Group 3 - CNPC, established in 1999 and headquartered in Beijing, primarily engages in oil and natural gas extraction, with a registered capital of 18,302,097 million RMB [1] - The company has invested in 1,296 enterprises, participated in 443 bidding projects, and holds 38 trademark records and 5,000 patent records, along with 168 administrative licenses [1]

天眼查资料显示，大庆永铸石油技术开发有限公司，成立于2019年，位于大庆市，是一家以从事石油和 天然气开采业为主的企业。企业注册资本2000万人民币。通过天眼查大数据分析，大庆永铸石油技术开 发有限公司参与招投标项目49次，专利信息43条，此外企业还拥有行政许可18个。 国家知识产权局信息显示，大庆永铸石油技术开发有限公司取得一项名为"一种小型油基钻井液清洁化 生产线"的专利，授权公告号CN116966780B，申请日期为2023年9月。 来源：市场资讯 声明：市场有风险，投资需谨慎。本文为AI基于第三方数据生成，仅供参考，不构成个人投资建议。 ...

Core Viewpoint - China National Offshore Oil Corporation (CNOOC) announced the resignation of independent non-executive director Chen Zeming, effective December 29, 2025, due to his appointment by the Hong Kong SAR government [1][2]. Group 1: Board Changes - Chen Zeming will also cease to be a member of the Audit Committee and the Remuneration Committee on the same date [1]. - The board expressed gratitude for Chen's contributions to the company [2]. - Independent non-executive director Qiu Zhizhong has been appointed as a member of the Audit Committee, and independent non-executive director Lin Boqiang has been appointed as a member of the Remuneration Committee, effective December 29, 2025 [2]. Group 2: Board Meeting Details - The 13th board meeting of CNOOC for 2025 was held on December 29, 2025, via written resolution, with all board members notified on December 25, 2025 [4]. - Eight directors were supposed to attend, and all eight were present, except for Chen Zeming, who did not participate in the voting due to his resignation [4]. - The meeting's procedures complied with relevant laws and regulations, making the resolutions valid [4]. Group 3: Resolutions Passed - The board approved the proposal regarding the resignation of directors and the adjustment of committee members [5]. - The voting results for this proposal were 7 votes in favor, with no votes against or abstentions [6]. - The board also approved the annual review of the Nomination Committee's charter, with the same voting results [7].

Group 1 - China National Offshore Oil Corporation (CNOOC) has obtained a patent for a method and system for designing parameters of a natural gas hydrate extraction experimental model, with the authorization announcement number CN116168773B and application date of February 2023 [1] - CNOOC was established in 1983 and is based in Beijing, primarily engaged in oil and gas extraction, with a registered capital of 11,380 million RMB [1] - CNOOC has made investments in 44 companies, participated in 5,000 bidding projects, and holds 281 trademark records and 5,000 patent records, along with 28 administrative licenses [1] Group 2 - CNOOC Research Institute Co., Ltd. was established in 2000 and is also based in Beijing, focusing on oil and gas extraction, with a registered capital of 172.707 million RMB [1] - The research institute has participated in 851 bidding projects, holds 13 trademark records and 1,563 patent records, and possesses 10 administrative licenses [1]

Core Insights - In the first eleven months of 2025, the total profit of large-scale industrial enterprises in China reached 66,268.6 billion yuan, reflecting a year-on-year growth of 0.1% [1] By Enterprise Type - State-owned enterprises reported a total profit of 20,083.6 billion yuan, a decrease of 1.6% year-on-year [4] - Shareholding enterprises achieved a total profit of 49,565.6 billion yuan, down by 0.4% [4] - Foreign and Hong Kong, Macao, and Taiwan-invested enterprises saw a profit of 16,355.3 billion yuan, an increase of 2.4% [4] - Private enterprises recorded a total profit of 19,319.9 billion yuan, a slight decline of 0.1% [4] By Industry Type - The manufacturing sector generated a total profit of 50,317.9 billion yuan, marking a growth of 5.0% [6] - The mining industry reported a profit of 7,896.3 billion yuan, down by 27.2% year-on-year [6] - The electricity, heat, gas, and water production and supply sector achieved a profit of 8,054.4 billion yuan, increasing by 8.4% [6] Key Industries - The computer, communication, and other electronic equipment manufacturing industry experienced a profit increase of 15.0% [7] - The automotive manufacturing sector saw a profit growth of 7.5% [7] - The agricultural and sideline food processing industry grew by 4.8% [7] - The oil and natural gas extraction industry faced a profit decline of 13.6% [7] - The coal mining and washing industry suffered a significant drop of 47.3% [7] Monthly Performance - In November, the profits of large-scale industrial enterprises fell by 13.1% year-on-year [8]

截至发稿，中国海油市值为13755亿元。 每经头条（nbdtoutiao）——绕开光刻机"卡脖子"，中国新型芯片问世！专访北大孙仲：支撑AI训练和 具身智能，可在28纳米及以上成熟工艺量产 （记者 曾健辉） 每经AI快讯，中国海油（SH 600938，收盘价：28.94元）12月29日晚间发布公告称，公司2025年第十三 次董事会会议于2025年12月29日以书面决议方式召开。会议审议了《关于提名委员会章程年度审议的议 案》等文件。 2025年1至6月份，中国海油的营业收入构成为：油气销售占比82.73%，贸易占比14.96%，其他业务占 比2.31%。 ...