Market Overview - The Shanghai Composite Index closed at 3771.10 points, above the annual line, with a change of 0.13% [1] - The total trading volume of A-shares reached 24603.35 billion yuan [1] Stocks Breaking Annual Line - A total of 28 A-shares have surpassed the annual line today, with notable stocks including: - Meihua Medical (301363) with a deviation rate of 14.81% and a daily increase of 18.00% [1] - Meirui New Materials (300848) with a deviation rate of 4.67% and a daily increase of 5.49% [1] - Kangle Health (833575) with a deviation rate of 4.29% and a daily increase of 4.40% [1] Stocks with Smaller Deviation Rates - Stocks that have just crossed the annual line with smaller deviation rates include: - Guotou Power (600886) with a deviation rate of 0.01% and a daily increase of 1.30% [2] - Shanghai Pharmaceuticals (601607) with a deviation rate of 0.08% and a daily increase of 0.95% [2] - *ST Jinglun (600355) with a deviation rate of 0.20% and a daily increase of 0.86% [2]

Group 1 - The combustible ice concept rose by 3.12%, ranking first among concept sectors, with 12 stocks increasing, including ShenKong Co., which hit the daily limit, and others like QianNeng HengXin, XinJin Power, and China Oilfield Services showing gains of 6.41%, 5.90%, and 2.77% respectively [1] - The main capital inflow into the combustible ice sector was 364 million yuan, with 8 stocks receiving net inflows, and 5 stocks seeing inflows exceeding 10 million yuan, led by ShenKong Co. with a net inflow of 239 million yuan [1] - The top three stocks by net inflow were ShenKong Co., China Petroleum & Chemical Corporation, and China Oilfield Services, with net inflows of 239 million yuan, 111 million yuan, and 32 million yuan respectively [1] Group 2 - In terms of capital inflow ratios, ShenKong Co., China Oilfield Services, and China Petroleum & Chemical Corporation had the highest net inflow rates at 26.96%, 8.97%, and 6.54% respectively [2] - The capital inflow leaderboard for the combustible ice concept showed ShenKong Co. with a daily increase of 10.00% and a turnover rate of 24.14%, followed by China Petroleum & Chemical Corporation with a 2.45% increase and a turnover rate of 0.31% [2] - Other notable stocks included QianNeng HengXin with a 6.41% increase and a turnover rate of 10.84%, and XinJin Power with a 5.90% increase and a turnover rate of 23.00% [3]

Group 1 - The core viewpoint of the news is that the combustible ice concept has seen a significant increase of 3.12%, leading the concept sector in terms of growth [1][2] - Within the combustible ice sector, 12 stocks experienced gains, with ShenKong Co., Ltd. hitting the daily limit up, and other notable performers including QianNeng HengXin, XinJin Power, and China Oilfield Services, which rose by 6.41%, 5.90%, and 2.77% respectively [1][2] - The sector attracted a net inflow of 364 million yuan from main funds, with eight stocks receiving net inflows, and five stocks exceeding 10 million yuan in net inflow [2][3] Group 2 - ShenKong Co., Ltd. led the net inflow with 239 million yuan, followed by China Petroleum & Chemical Corporation and China Oilfield Services with net inflows of 111 million yuan and 32 million yuan respectively [2][3] - The net inflow ratios for leading stocks in the combustible ice sector were 26.96% for ShenKong Co., Ltd., 8.97% for China Oilfield Services, and 6.54% for China Petroleum & Chemical Corporation [3] - The trading volume and turnover rates for the top stocks in the sector indicate strong investor interest, with ShenKong Co., Ltd. showing a turnover rate of 24.14% [3]

8月21日，上证指数涨0.13%，收报3771.1点，恒生指数跌0.24%，收报25104.61点。 中海油服AH溢价达110.56%，位居AH股溢价率第22位。当日收盘，中海油服A股报14.49元，涨幅 2.77%，H股报7.49港元，上涨4.61%。 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 ...

证券之星消息，8月21日油服工程板块较上一交易日上涨1.53%，准油股份领涨。当日上证指数报收于 3771.1，上涨0.13%。深证成指报收于11919.76，下跌0.06%。油服工程板块个股涨跌见下表： 从资金流向上来看，当日油服工程板块主力资金净流入2.18亿元，游资资金净流出2526.82万元，散户资 金净流出1.93亿元。油服工程板块个股资金流向见下表： | 代码 | 名称 | 主力净流入(元) | 主力净占比 游资净流入 (元) | | 游资净占比 散户净流入 (元) | | 散户净占比 | | --- | --- | --- | --- | --- | --- | --- | --- | | 002207 | 准油股份 | 1.19/7 ﺔ | 28.58% | -4378.99万 | -10.50% | -7542.85万 | -18.08% | | 60361a | 中曼石油 | 4037.03万 | 7.78% | -1117.59万 | -2.15% | -2919.44万 | -5.63% | | 300191 | 潜能恒信 | 3541.26万 | 6.80% | -286.08万 | ...

Group 1 - The core viewpoint of the news is that the A-share market's combustible ice concept stocks have seen significant gains following a major breakthrough in methane direct catalytic conversion technology by a Chinese research team [1] - The research team from Hainan University has developed a new catalytic system that achieves nearly 100% selectivity in converting gaseous methane into high-value liquid fuel methanol, providing a core technology solution for the efficient utilization of natural gas hydrate resources in the South China Sea [1] - The breakthrough technology demonstrates two major innovations: a methanol selectivity of 99.7%, indicating almost "zero loss" in conversion, and a low-temperature process requiring only 70°C, enhancing safety, energy efficiency, and environmental sustainability for future industrial production [1] Group 2 - The stock performance of key companies in the combustible ice sector includes: - ShenKong Co., Ltd. (涨停) with a market cap of 4.163 billion and a year-to-date increase of 115.85% [2] - QianNeng HengXin (涨近7%) with a market cap of 7.142 billion and a year-to-date increase of 74.38% [2] - HaiMo Technology (涨超3%) with a market cap of 4.403 billion and a year-to-date increase of 60.41% [2] - China Oilfield Services (涨超2%) with a market cap of 68.8 billion and a year-to-date decrease of 3.90% [2] - NanGang Co., Ltd. (涨超2%) with a market cap of 29.7 billion and a year-to-date increase of 4.69% [2]

智通财经获悉，中海油田服务(02883)午前涨超4%，截至发稿，涨4.19%，报7.46港元，成交额6201.24 万港元。 消息面上，中海油田服务拟于8月27日举行董事会会议考虑及批准中期业绩。花旗研报指出，该行将对 中海油田服务开启90天上行催化剂观察，相信公司受到其钻井平台高利用率的推动，其净利润在第二季 度第三季度业绩中可能会改善。目前有四座钻井平台在北海、欧洲营运，另外一座钻井平台已于8月开 始在巴西与Petrobras合作。海外扩张的增加可能导致更高的日费率和比国内市场更好的利润率。随着区 域日费率的上涨，花旗预期公司的平均每日收入将有所改善，这应会推动更高的盈利增长。 本文源自：智通财经网 ...

智通财经APP获悉，中海油田服务(02883)午前涨超4%，截至发稿，涨4.19%，报7.46港元，成交额 6201.24万港元。 消息面上，中海油田服务拟于8月27日举行董事会会议考虑及批准中期业绩。花旗研报指出，该行将对 中海油田服务开启90天上行催化剂观察，相信公司受到其钻井平台高利用率的推动，其净利润在第二季 度第三季度业绩中可能会改善。目前有四座钻井平台在北海、欧洲营运，另外一座钻井平台已于8月开 始在巴西与Petrobras合作。海外扩张的增加可能导致更高的日费率和比国内市场更好的利润率。随着区 域日费率的上涨，花旗预期公司的平均每日收入将有所改善，这应会推动更高的盈利增长。 ...

Core Viewpoint - CNOOC Oilfield Services (02883) is experiencing a stock price increase of over 4%, attributed to expectations of improved net profits driven by high utilization rates of its drilling platforms [1] Group 1: Company Performance - CNOOC Oilfield Services plans to hold a board meeting on August 27 to consider and approve its interim results [1] - Citigroup has initiated a 90-day upward catalyst observation for the company, anticipating improved net profits in the second and third quarters due to high utilization of drilling platforms [1] Group 2: Operational Expansion - The company currently operates four drilling platforms in the North Sea and Europe, with an additional platform starting operations in Brazil in collaboration with Petrobras [1] - Increased overseas expansion is expected to lead to higher day rates and better profit margins compared to the domestic market [1] Group 3: Revenue Expectations - With rising regional day rates, Citigroup forecasts an improvement in the company's average daily revenue, which should drive higher profit growth [1]

Market Overview - The Shanghai Composite Index is at 3781.13 points, above the annual line, with a change of 0.40% [1] - The total trading volume of A-shares is 1,193.158 billion yuan [1] Stocks Breaking Annual Line - A total of 31 A-shares have surpassed the annual line today, with notable stocks including Meihua Medical, *ST Aowei, and Pianzaihuang, showing divergence rates of 14.13%, 2.94%, and 2.77% respectively [1] - Stocks with smaller divergence rates that have just crossed the annual line include China Wuyi, Huilun Crystal, and Zhuoshengwei [1] Top Stocks by Divergence Rate - Meihua Medical (301363) has a significant increase of 17.30% with a turnover rate of 23.04% and a divergence rate of 14.13% [1] - *ST Aowei (002231) increased by 3.12% with a turnover rate of 7.79% and a divergence rate of 2.94% [1] - Pianzaihuang (600436) rose by 3.70% with a turnover rate of 1.03% and a divergence rate of 2.77% [1] Additional Notable Stocks - Tongrentang (600085) increased by 1.93% with a divergence rate of 1.77% [1] - Maire Medical (300760) rose by 3.40% with a divergence rate of 1.53% [1] - Other stocks with minor divergence rates include Aima Technology (603529) and China Railway Construction (601186) with divergence rates of 1.06% and 0.96% respectively [1]