截至8月20日15时，中国海油股价报25.58元，较前一交易日上涨0.08元。当日成交量为310826手，成交 金额达7.93亿元，总市值维持在12158.16亿元水平。 中国海油是我国主要的海洋石油及天然气生产商，业务涵盖油气勘探开发、专业技术服务、炼化与销 售、天然气及发电、金融服务等全产业链。公司所属行业为石油行业，并涉及中特估、绿色电力等概念 板块。 公司自主研发的激光云台甲烷遥测仪近日在广东管道场站正式投用。该设备可为6个核心场站构建全天 候甲烷泄漏监测网络，标志着公司在气体监测领域取得新突破。 从资金流向来看，8月20日主力资金净流出1446.03万元，近五个交易日累计净流出达4.19亿元。 风险提示：以上内容仅供参考，不构成任何投资建议。市场有风险，投资需谨慎。 来源:金融界 ...

Core Viewpoint - China National Offshore Oil Corporation (CNOOC) has successfully launched a self-developed laser methane remote sensing device, marking a significant advancement in gas monitoring technology [1] Group 1: Company Developments - The newly deployed methane monitoring device is operational at the Guangdong Pipeline Phase I site, enhancing safety measures in gas monitoring [1] - The device is part of the "Hailong" safety product series developed by CNOOC's subsidiary, CNOOC Development Co., Ltd., focusing on environmental safety [1] Group 2: Industry Impact - The device will create a comprehensive, all-weather methane leak monitoring network for six core stations along the Guangdong and Zhuhai pipelines, indicating a proactive approach to environmental protection in the gas industry [1]