Market Overview - The oil service engineering sector increased by 0.47% on November 28, with Beiken Energy leading the gains [1] - The Shanghai Composite Index closed at 3888.6, up 0.34%, while the Shenzhen Component Index closed at 12984.08, up 0.85% [1] Stock Performance - Beiken Energy (002828) closed at 12.21, up 5.35% with a trading volume of 395,000 shares and a turnover of 477 million yuan [1] - Huibo Yin (002554) closed at 3.66, up 5.17% with a trading volume of 454,800 shares and a turnover of 164 million yuan [1] - Zhun Oil Co. (002207) closed at 8.33, up 4.52% with a trading volume of 294,100 shares and a turnover of 242 million yuan [1] - Tongyuan Petroleum (300164) closed at 5.80, up 4.13% with a trading volume of 713,900 shares and a turnover of 410 million yuan [1] - Other notable performers include Keli Co. (920088) and Qian Neng Heng Xin (300191), with increases of 2.20% and 1.86% respectively [1] Capital Flow - The oil service engineering sector saw a net inflow of 91.91 million yuan from institutional investors, while retail investors experienced a net outflow of 74.93 million yuan [2] - The overall capital flow indicates a mixed sentiment, with institutional investors showing confidence while retail investors withdrew funds [2] Individual Stock Capital Flow - Tongyuan Petroleum (300164) had a net outflow of 32.24 million yuan from institutional investors, indicating a lack of confidence [3] - Zhun Oil Co. (002207) experienced a net inflow of 17.01 million yuan from institutional investors, suggesting positive sentiment [3] - Beiken Energy (002828) saw a net inflow of 12.63 million yuan from institutional investors, reflecting strong interest [3]

Group 1 - The core point of the article is that China Petroleum & Chemical Corporation (Sinopec) and its subsidiary, Sinopec Yizheng Chemical Fiber Company, have been granted a patent for a short-process reaction device and method for producing polyester for bottles, with the patent number CN 116459747 B and application date of January 2022 [1] Group 2 - China Petroleum & Chemical Corporation was established in 2000 and is based in Beijing, primarily engaged in oil and gas extraction [1] - The registered capital of China Petroleum & Chemical Corporation is approximately 121.74 billion RMB [1] - The company has invested in 268 enterprises and participated in 5,000 bidding projects, with 45 trademark records and 5,000 patent records [1] - Additionally, the company holds 41 administrative licenses [1]

Core Viewpoint - Yizheng Chemical Fiber has received two awards for its technological innovations in PBT and biodegradable polyester, highlighting its contributions to reducing plastic pollution and promoting green agricultural development [1] Group 1: Technological Innovations - The project on PBT and biodegradable high-performance polyester plays a significant role in reducing plastic pollution and advancing green agricultural development [1] - The PBT-based products were showcased at the Beijing Winter Olympics in 2022, supporting the "Green Olympics" initiative [1] - In 2024, the promotion of biodegradable PBT products is set to expand in regions such as Inner Mongolia and Liaoning [1] Group 2: Product Applications - The development of aramid fiber blended flame-retardant and anti-static clothing represents a new application of aramid fibers in protective gear [1] - The flame-retardant clothing, branded as Yites, has achieved industrial production and is being sold to multiple enterprises, noted for its excellent protection and comfort [1]

Core Viewpoint - The company is focusing on expanding its capabilities in new energy sectors such as CCUS and hydrogen energy, while also achieving significant growth in overseas contracts and maintaining a strong position in domestic operations. Group 1: New Energy Development - The company is leading in technology services for CCUS and hydrogen pipeline construction, with plans to accelerate the development of new energy technologies [1] - It has successfully established a complete technology chain for CO2 capture, transportation, and storage, achieving a scale-up from 100,000 tons to 1 million tons [1] - The company has built the first supercritical CO2 transportation pipeline in China, contributing to an increase in oil production by over 3 million tons [1] Group 2: Overseas Business Growth - In the first three quarters, the company signed new overseas contracts worth 26.3 billion yuan, a year-on-year increase of 62%, primarily from Saudi Aramco and Kuwait KOC [2] - The company is transitioning towards high-end and diversified services, with a focus on integrated drilling and technical services [2] - The company has become the only contractor in Kuwait with integrated drilling service capabilities, enhancing its competitive edge [2] Group 3: Domestic Operations - Despite potential stabilization in capital expenditures from major oil companies, the company aims to enhance technology support and optimize cooperation models in domestic projects [3] - The company is focusing on key technologies such as deep acoustic detection and automated drilling rigs to improve operational efficiency [3] - The company plans to use its reserve fund to cover losses, becoming the first central enterprise listed company to disclose such a plan, which will be reviewed in December [3] Group 4: Marine Oilfield Engineering - The company has a complete marine oilfield engineering industry chain, with new contracts signed in the first three quarters amounting to 4.78 billion yuan, a 46% increase year-on-year [4] - Revenue from marine oilfield services reached 2.94 billion yuan, reflecting a 10% growth [4] - The company is expanding its service offerings to include integrated services for exploration, drilling, and operation maintenance in offshore wind power projects [5]

Core Insights - Southbound funds increased their holdings in Sinopec Oilfield Service Corporation (01033.HK) by 19.078 million shares on November 20, 2025, representing a 2.35% increase in total holdings [1][2] - Over the past five trading days, there were three days of net reductions in holdings, totaling a decrease of 11.06 million shares [1][2] - In the last 20 trading days, there were 11 days of net increases, with a total net increase of 8.042 million shares [1][2] - As of now, southbound funds hold 831 million shares of Sinopec Oilfield Service, accounting for 15.34% of the company's total issued ordinary shares [1][2] Company Overview - Sinopec Oilfield Service Corporation is engaged in providing comprehensive oil and gas engineering and technical services in China [2] - The company operates through five divisions: - Geophysical Engineering Division, which offers land and marine geophysical exploration and development technical services - Drilling Engineering Division, which provides land and marine drilling design, construction, technical services, and drilling equipment - Logging Engineering Division, which conducts engineering contracting and technical services for collecting, monitoring, transmitting, processing, interpreting, and evaluating wellbore oil, gas, geological, and engineering information - Downhole Operations Engineering Division, which offers petroleum engineering technical services and construction - Engineering Construction Division, which provides feasibility studies, design, procurement, and construction for land and marine oilfield projects [2]

Core Insights - The oil service engineering sector experienced a decline of 1.87% on November 18, with PetroChina Oilfield Services leading the drop [1] - The Shanghai Composite Index closed at 3939.81, down 0.81%, while the Shenzhen Component Index closed at 13080.49, down 0.92% [1] Stock Performance - Zhongman Petroleum (603619) closed at 24.93, up 3.40% with a trading volume of 204,600 shares and a transaction value of 508 million yuan [1] - Potential Energy (300191) closed at 20.71, up 0.05% with a trading volume of 85,200 shares and a transaction value of 176 million yuan [1] - Other notable declines include PetroChina Oilfield Services (600871) down 4.26% and Tongyuan Petroleum (300164) down 3.73% [2] Capital Flow - The oil service engineering sector saw a net outflow of 136 million yuan from institutional investors, while retail investors had a net inflow of 184 million yuan [2] - Major stocks like Zhongman Petroleum and Renji Co. experienced mixed capital flows, with Zhongman Petroleum seeing a net inflow of 33.83 million yuan from institutional investors [3]

Group 1 - The core point of the article highlights the decline in the stock price of Sinopec Oilfield Service Corporation, which fell by 5.04% to 2.45 CNY per share, with a trading volume of 421 million CNY and a turnover rate of 1.24%, resulting in a total market capitalization of 46.445 billion CNY [1] - Sinopec Oilfield Service Corporation, established on November 21, 1994, and listed on April 11, 1995, is primarily engaged in engineering and technical services for oil and gas exploration and development [1] - The company's main business revenue composition includes drilling (49.10%), engineering construction (23.37%), special downhole operations (13.87%), geophysics (4.89%), logging (4.67%), and other services (2.99% and 1.11% for supplementary) [1] Group 2 - From the perspective of the top ten circulating shareholders, Southern Fund's Southern CSI 500 ETF (510500) reduced its holdings by 1.4285 million shares in the third quarter, now holding 59.2787 million shares, which accounts for 0.31% of the circulating shares [2] - The estimated floating loss for the Southern CSI 500 ETF today is approximately 7.7062 million CNY [2] - The Southern CSI 500 ETF, established on February 6, 2013, has a current scale of 140.098 billion CNY, with a year-to-date return of 28.29% and a one-year return of 23.95%, ranking 1783 out of 4212 and 1902 out of 3956 respectively [2]

Core Viewpoint - The oil service engineering sector experienced a slight decline of 0.21% on November 17, with Keli Co., Ltd. leading the losses. The Shanghai Composite Index closed at 3972.03, down 0.46%, while the Shenzhen Component Index closed at 13202.0, down 0.11% [1]. Group 1: Market Performance - The oil service engineering sector's performance was mixed, with individual stocks showing varied results. For instance, Huibo Yin increased by 2.88% to close at 3.93, while Keli Co., Ltd. fell by 2.41% to 34.07 [1][2]. - The trading volume for Huibo Yin was 724,400 shares, with a transaction value of 282 million yuan, while Keli Co., Ltd. had a trading volume of 21,000 shares and a transaction value of 71.71 million yuan [1][2]. Group 2: Capital Flow - The oil service engineering sector saw a net outflow of 65.79 million yuan from institutional investors, while retail investors contributed a net inflow of 4.12 million yuan [2]. - Among individual stocks, Tongyuan Petroleum had a net inflow of 17.68 million yuan from institutional investors, while Keli Co., Ltd. experienced a net outflow of 8.81 million yuan [3].

Core Insights - The article discusses the transformation of material management practices within the company, highlighting the shift from isolated operations to a collaborative approach through a shared mechanism [1][5]. Group 1: Shared Mechanism Breakthrough - The traditional material management faced challenges with "information silos," leading to inefficiencies in demand matching and problem resolution, which previously took at least one week for coding requests [1]. - The new "1+5+X" shared mechanism has significantly improved efficiency, allowing for same-day problem resolution and avoiding repetitive issues through enhanced communication [1]. - In the first three quarters of the year, the shared mechanism resolved 18 supply-demand matching issues for oil and chemical materials, achieving "zero distance in demand matching and zero delay in business processing" [1]. Group 2: Closed-loop Control Efficiency - A special support team was formed to conduct thorough on-site inspections of 15 specialized operating units, creating a problem ledger for each unit [2]. - The material management center initiated a "look-back" special supervision to address recurring issues, achieving a 100% problem rectification rate among the 15 units [2]. - Training sessions for 31 participants resulted in over 95% mastery of core knowledge points, enhancing compliance and precision in material management [2]. Group 3: Targeted Empowerment - The material management center established a "lecturer team" to provide tailored training addressing specific operational challenges faced by the Yellow River Drilling Company [3]. - Customized training has led to a significant increase in understanding of core regulations, with 42 practical issues resolved through a combination of theory, case studies, and Q&A sessions [3]. - The center aims to further enhance the efficiency and quality of material supply management by integrating smart management upgrades and digital tools [3]. Group 4: Performance Metrics - The material management center has conducted 13 on-site training sessions, reaching over 210 grassroots personnel, and improved the accuracy of material demand planning by 30% [4]. - The procurement process cycle has been shortened by 5 days compared to the previous year, showcasing the effectiveness of the implemented strategies [4].

Core Viewpoint - The stock of Sinopec Oilfield Service Corporation has experienced fluctuations, with a recent decline of 2.28% and a total market capitalization of 48.72 billion yuan, despite a year-to-date increase of 25.98% [1] Financial Performance - For the period from January to September 2025, Sinopec Oilfield Service achieved a revenue of 55.163 billion yuan, reflecting a year-on-year growth of 0.51%, while the net profit attributable to shareholders decreased by 1.05% to 669 million yuan [2] - The company has cumulatively distributed dividends amounting to 2.084 billion yuan since its A-share listing, with no dividends distributed in the past three years [3] Stock Market Activity - As of November 14, the stock price was reported at 2.57 yuan per share, with a trading volume of 696 million yuan and a turnover rate of 1.95% [1] - The stock has appeared on the "Dragon and Tiger List" three times this year, with the most recent instance on November 12, where it recorded a net purchase of 19.866 million yuan [1] Shareholder Information - As of September 30, 2025, the number of shareholders stood at 107,500, a slight decrease of 0.05% from the previous period [2] - The top circulating shareholder, Hong Kong Central Clearing Limited, increased its holdings by 43.2551 million shares to 95.692 million shares [3]