8月13日，上证指数涨0.48%，收报3683.46点，恒生指数涨2.58%，收报25613.67点。 中海油服AH溢价达112.57%，位居AH股溢价率第19位。当日收盘，中海油服A股报14.01元，平盘报 收，H股报7.21港元，上涨0.14%。 资料显示，中海油田服务股份有限公司(中海油服,China Oilfield Services Limited或COSL)是全球较具规 模的综合型油田服务供应商。服务贯穿海上石油及天然气勘探,开发及生产的各个阶段。业务分为四大 类:物探勘察服务、钻井服务、油田技术服务及船舶服务。COSL于2002年11月20日公开发行H股,并在香 港联合交易所主板上市,股票编号:2883。2004年3月26日起,COSL之股票以一级美国存托凭证的方式在美 国柜台市场进行交易,股票编号为CHOLY。COSL于2007年9月28日在上海证券交易所上市,A股股票简称: 中海油服,股票编号:601808。 *注：AH股是指同时在A股和港股上市的公司，溢价（A/H）越大，说明H股相比A股越便宜。 本文源自：金融界 作者：行情君 ...

Company Overview - China Oilfield Services Limited (COSL) is a major integrated oilfield service provider globally, offering services across all stages of offshore oil and gas exploration, development, and production [1] - COSL's business is divided into four main categories: geophysical exploration services, drilling services, oilfield technical services, and marine services [1] Stock Performance - On August 12, the Shanghai Composite Index rose by 0.5%, closing at 3665.92 points, while the Hang Seng Index increased by 0.25%, closing at 24969.68 points [1] - COSL's A-shares closed at 14.01 yuan, with an increase of 0.79%, while its H-shares closed at 7.2 Hong Kong dollars, up by 1.84% [1] A/H Share Premium - COSL's A/H share premium reached 112.43%, ranking it 22nd among A/H shares in terms of premium rate [1][2]

8月11日，上证指数涨0.34%，收报3647.55点，恒生指数涨0.19%，收报24906.81点。 中海油服AH溢价达114.89%，位居AH股溢价率第21位。当日收盘，中海油服A股报13.9元，跌幅 0.79%，H股报7.07港元，下跌0.28%。 资料显示，中海油田服务股份有限公司(中海油服,China Oilfield Services Limited或COSL)是全球较具规 模的综合型油田服务供应商。服务贯穿海上石油及天然气勘探,开发及生产的各个阶段。业务分为四大 类:物探勘察服务、钻井服务、油田技术服务及船舶服务。COSL于2002年11月20日公开发行H股,并在香 港联合交易所主板上市,股票编号:2883。2004年3月26日起,COSL之股票以一级美国存托凭证的方式在美 国柜台市场进行交易,股票编号为CHOLY。COSL于2007年9月28日在上海证券交易所上市,A股股票简称: 中海油服,股票编号:601808。 *注：AH股是指同时在A股和港股上市的公司，溢价（A/H）越大，说明H股相比A股越便宜。 本文源自：金融界 作者：行情君 ...

2883 1 ...

Group 1 - The company, CNOOC Oilfield Services (02883.HK), announced that it will hold a board meeting on August 26, 2025, to review and potentially approve its interim results for the six months ending June 30, 2025 [1]

2883 1 ...

Market Performance - The oil service engineering sector rose by 0.6% on August 6, with CNOOC Services leading the gains [1] - The Shanghai Composite Index closed at 3633.99, up 0.45%, while the Shenzhen Component Index closed at 11177.78, up 0.64% [1] Individual Stock Performance - Notable gainers included: - CNOOC Services (601808) at 14.04, up 1.23% with a trading volume of 80,500 shares and a turnover of 112 million yuan [1] - Zhongman Petroleum (603619) at 19.32, up 1.20% with a trading volume of 81,000 shares and a turnover of 156 million yuan [1] - Huibo Yin (002554) at 2.91, up 1.04% with a trading volume of 280,000 shares and a turnover of 81.09 million yuan [1] Capital Flow Analysis - The oil service engineering sector experienced a net outflow of 58.64 million yuan from institutional investors and 28.80 million yuan from retail investors, while retail investors saw a net inflow of 87.44 million yuan [2] - Individual stock capital flows showed: - Zhongyou Engineering (600339) had a net inflow of 6.99 million yuan from institutional investors [3] - Huibo Yin (002554) had a net inflow of 3.08 million yuan from retail investors [3] - CNOOC Services (601808) saw a net outflow of 6.14 million yuan from institutional investors [3]

Core Viewpoint - The case of Li Yong, former Deputy Secretary of the Party Group and General Manager of China National Offshore Oil Corporation (CNOOC), has been adjudicated, resulting in a 14-year prison sentence for bribery and a fine of 3 million RMB [1][2]. Group 1 - Li Yong was found guilty of accepting bribes totaling over 67.94 million RMB from 1996 to 2023 while holding various senior positions within CNOOC [1]. - The court determined that Li Yong's actions constituted a particularly large amount of bribery, warranting legal punishment [2]. - Mitigating factors included Li Yong's confession, cooperation with authorities, and full restitution of the illicit gains, which led to a lighter sentence [2].

Core Viewpoint - The China Securities Index for Hong Kong Stock Connect Energy Composite Index has shown significant growth, with a 7.12% increase over the past month, 17.31% over the past three months, and a 5.25% increase year-to-date [1]. Group 1: Index Performance - The China Securities Index for Hong Kong Stock Connect Energy Composite Index reported a value of 3323.71 points [1]. - The index is based on a sample of all securities classified under the China Securities Industry Classification Standard, reflecting the overall performance of different industry securities within the Hong Kong Stock Connect [1]. Group 2: Index Composition - The top ten weighted stocks in the index include: China Petroleum (14.55%), China Shenhua (14.48%), CNOOC (14.32%), Sinopec (14.25%), China Coal Energy (13.01%), Yancoal Australia (5.42%), China Oilfield Services (3.99%), Shougang Resources (1.89%), and Mongol Mining (1.61%) [1]. - The index is composed entirely of stocks listed on the Hong Kong Stock Exchange [2]. Group 3: Sector Allocation - The sector allocation within the index shows that coal accounts for 43.49%, integrated oil and gas companies for 28.79%, oil refining for 17.04%, oilfield services for 3.99%, coke for 3.50%, oil and gas extraction for 1.80%, and oil and gas circulation and others for 1.39% [2]. - The index samples are adjusted biannually, with adjustments occurring on the next trading day following the second Friday of June and December [2].

Core Viewpoint - The article discusses the sentencing of Li Yong, former Deputy Secretary of the Party Committee and General Manager of China National Offshore Oil Corporation (CNOOC), for accepting bribes totaling over 67.94 million RMB, highlighting issues of corruption within state-owned enterprises [1][3]. Summary by Sections Case Details - Li Yong was sentenced to 14 years in prison and fined 3 million RMB for accepting bribes [1]. - The court found that from 1996 to 2023, Li Yong used his positions in various capacities within CNOOC to facilitate business for certain enterprises and individuals, receiving illegal benefits totaling over 67.94 million RMB [3]. Court Ruling - The court deemed Li Yong's actions as constituting a particularly large amount of bribery, warranting legal punishment [3]. - Mitigating factors included his confession, cooperation with the investigation, and full restitution of the illicit gains, which led to a lighter sentence [3].