Investment Rating - The report maintains a positive outlook on the polyester industry, particularly for polyester filament yarn, with expectations for improved profitability during the peak season [4][6][19]. Core Insights - The profitability of polyester filament yarn has shown signs of improvement since late July, following a period of weak demand due to export tariffs and seasonal factors [6][7]. - The report highlights that the current inventory pressure is primarily concentrated in the downstream textile sector, with downstream fabric inventory at a high of 30.57 days and filament raw material inventory at a low of 9.85 days [14][15]. - The upstream oil sector is experiencing rising oil prices, with Brent crude oil futures closing at $69.67 per barrel, reflecting a 1.8% increase week-on-week [23][24]. - The refining sector is seeing mixed results, with overseas refined oil crack spreads increasing, while olefin price spreads show variability [54][56]. Summary by Sections Polyester Sector - Polyester filament yarn profitability is gradually improving, with price spreads for POY, FDY, and DTY reaching 1211, 1516, and 1200 CNY/ton respectively as of August 1 [7][19]. - The overall operating rate for polyester filament yarn remains around 90%, while downstream textile enterprises are operating at a low of 50.4% [15][19]. Upstream Sector - Brent crude oil prices have increased, with a week-on-week rise of 1.8%, and WTI prices up by 3.33% [23][24]. - The report notes a decrease in the number of active drilling rigs in the U.S., with a total of 540 rigs as of August 1, down by 2 from the previous week [34]. Refining Sector - The report indicates that the Singapore refining margin for major products has increased to $15.48 per barrel, while domestic refining margins remain at lower levels [54][56]. - The report suggests that refining profitability may improve as economic recovery progresses, despite current low margins [54][56]. Investment Recommendations - The report recommends focusing on leading companies in the polyester sector such as Tongkun Co. and Wankai New Materials, as well as high-quality refining companies like Hengli Petrochemical and Sinopec [19].

1. Report Industry Investment Rating No relevant information is provided in the given content. 2. Core Viewpoints of the Report - This week, the weekly average prices of Brent/WTI crude oil futures were $71.6/$68.5 per barrel, up $2.8/$2.7 per barrel from last week. The total US crude oil inventory, commercial crude oil inventory, strategic crude oil inventory, and Cushing crude oil inventory were 8.3/4.3/4.0/0.2 billion barrels, with a week - on - week increase of 7.94/7.7/0.24/0.69 million barrels respectively. US crude oil production was 13.31 million barrels per day, up 40,000 barrels per day week - on - week. The number of active US crude oil rigs was 410 this week, down 5 week - on - week, and the number of active US fracturing fleets was 168, down 1 week - on - week. US refinery crude oil processing volume was 16.91 million barrels per day, down 30,000 barrels per day week - on - week, and the refinery crude oil utilization rate was 95.4%, down 0.1 pct week - on - week. US crude oil imports, exports, and net imports were 6.14/2.7/3.44 million barrels per day, with a week - on - week change of +160,000/ - 1.16 million/+1.32 million barrels per day respectively [2]. - The weekly average prices of US gasoline, diesel, and jet fuel were $92/$101/$90 per barrel, with a week - on - week change of +$2.9/ - $2.0/ - $4.1 per barrel respectively. The price spreads with crude oil were $20/$30/$19 per barrel, with a week - on - week change of +$0.6/ - $4.3/ - $6.3 per barrel respectively. US gasoline, diesel, and jet fuel inventories were 2.3/1.1/0.4 billion barrels, with a week - on - week change of - 2.72/ + 3.64/ - 2.11 million barrels respectively. US gasoline, diesel, and jet fuel production was 10.04/5.21/1.87 million barrels per day, with a week - on - week change of +680,000/+130,000/ - 10,000 barrels per day respectively. US gasoline, diesel, and jet fuel consumption was 9.15/3.61/2.09 million barrels per day, with a week - on - week change of +190,000/+260,000/+410,000 barrels per day respectively. US gasoline imports, exports, and net exports were 120,000/890,000/770,000 barrels per day, with a week - on - week change of - 40,000/+170,000/+200,000 barrels per day respectively; US diesel imports, exports, and net exports were 230,000/1.31 million/1.09 million barrels per day, with a week - on - week change of +110,000/ - 120,000/ - 230,000 barrels per day respectively; US jet fuel imports, exports, and net exports were 60,000/150,000/80,000 barrels per day, with a week - on - week change of - 90,000/ - 110,000/ - 30,000 barrels per day respectively [2]. - Recommended companies include CNOOC Limited (600938.SH/0883.HK), PetroChina Company Limited (601857.SH/0857.HK), Sinopec Corporation (600028.SH/0386.HK), CNOOC Oilfield Services Limited (601808.SH), Offshore Oil Engineering Co., Ltd. (600583.SH), and CNOOC Energy Technology & Services Limited (600968.SH). Companies to be noted include Sinopec Oilfield Service Corporation (600871.SH/1033.HK), China National Petroleum Corporation Engineering Co., Ltd. (600339.SH), and Sinopec Mechanical Engineering Co., Ltd. (000852.SZ) [3]. 3. Summary by Relevant Catalogs 3.1 Crude Oil Weekly Data Briefing - **Upstream Key Company Price Movements**: This section presents the price, price changes in the recent week, month, three - month, one - year periods, and year - to - date price changes of multiple upstream companies such as CNOOC, PetroChina, and Sinopec, along with their market capitalization and valuation data [8]. - **Crude Oil Price**: The weekly average prices of Brent, WTI, Russian Urals, and Russian ESPO crude oils were $71.6, $68.5, $67.2, and $67.8 per barrel respectively, with week - on - week increases of $2.8, $2.7, $2.3, and $2.9 per barrel respectively. The LME copper spot price was $9,165 per ton, down $653.5 week - on - week, and the US dollar index was 100, up 2.6 week - on - week [8]. - **Crude Oil Inventory**: The total US crude oil inventory, commercial crude oil inventory, strategic crude oil inventory, and Cushing crude oil inventory were 8.3/4.3/4.0/0.2 billion barrels, with a week - on - week increase of 7.94/7.7/0.24/0.69 million barrels respectively [2][8]. - **Crude Oil Production**: US crude oil production was 13.31 million barrels per day, up 40,000 barrels per day week - on - week. The number of US crude oil rigs was 410, down 5 week - on - week, and the number of US fracturing fleets was 168, down 1 week - on - week [2][8]. - **Refinery Data**: US refinery crude oil processing volume was 16.91 million barrels per day, down 30,000 barrels per day week - on - week, and the refinery utilization rate was 95.4%, down 0.1 pct week - on - week. The utilization rate of Chinese local refineries was 51.0%, up 0.95 pct, and that of Chinese major refineries was 84.0%, up 0.05 pct [8]. - **Crude Oil Import and Export**: US crude oil imports, exports, and net imports were 6.14/2.7/3.44 million barrels per day, with a week - on - week change of +160,000/ - 1.16 million/+1.32 million barrels per day respectively [2][8]. - **Product Oil Data**: It includes the price, price spread, inventory, production, consumption, and import/export data of product oils in the US, China, Europe, and Singapore [9]. - **Oilfield Services Data**: The weekly average daily rates of offshore jack - up drilling platforms and semi - submersible drilling platforms are provided [9]. 3.2 This Week's Petroleum and Petrochemical Sector Market Review - **Petroleum and Petrochemical Sector Performance**: No specific performance data is provided in the given content, only the section title is mentioned [11]. - **Performance of Sector Listed Companies**: The price, market capitalization, and price changes in the recent week, month, three - month, one - year periods, and year - to - date price changes of multiple listed companies in the sector are presented, along with their valuation data [22][23]. 3.3 Crude Oil Sector Data Tracking - **Crude Oil Price**: Analyzes the prices and price spreads of Brent, WTI, Urals, ESPO crude oils, as well as the relationship between the US dollar index, copper price, and WTI crude oil price [28][30][40]. - **Crude Oil Inventory**: Discusses the relationship between US commercial crude oil inventory and oil prices, the weekly drawdown rate of US commercial crude oil inventory and the change rate of Brent oil prices, and presents the data of US total crude oil inventory, commercial crude oil inventory, strategic crude oil inventory, and Cushing crude oil inventory [43][44][53]. - **Crude Oil Supply**: Analyzes US crude oil production, the number of crude oil rigs, and the number of fracturing fleets, as well as their relationship with oil prices [57][59][61]. - **Crude Oil Demand**: Presents US refinery crude oil processing volume, refinery utilization rate, and the utilization rates of Chinese local and major refineries [65][69][72]. - **Crude Oil Import and Export**: Analyzes US crude oil imports, exports, net imports, and the import/export and net import data of crude oil and petroleum products [76][81]. 3.4 Product Oil Sector Data Tracking - **Product Oil Price**: Analyzes the relationship between international oil prices and domestic gasoline, diesel retail prices, and presents the prices and price spreads of product oils in different regions such as the US, China, Europe, and Singapore [87][114][120]. - **Product Oil Inventory**: Presents the inventory data of gasoline, diesel, and jet fuel in the US and Singapore [127][131][137]. - **Product Oil Supply**: Presents the production data of gasoline, diesel, and jet fuel in the US [143][145][146]. - **Product Oil Demand**: Presents the consumption data of gasoline, diesel, and jet fuel in the US, as well as the number of US airport passenger screenings [149][150][156]. - **Product Oil Import and Export**: Analyzes the import/export and net export data of gasoline, diesel, and jet fuel in the US [161][166][167]. 3.5 Oilfield Services Sector Data Tracking - Presents the average daily rates of jack - up drilling platforms and semi - submersible drilling platforms in the oilfield services industry [175][180].

Core Insights - The report highlights that in 2024, the total salary of A-share listed company secretaries reached 4.086 billion yuan, with an average annual salary of 754,300 yuan [1] - A total of 1,144 company secretaries earned over 1 million yuan annually, accounting for more than 21% of the total [1] Salary Distribution - The average annual salary for company secretaries in the oil and petrochemical sector is 795,600 yuan, with a relatively even distribution across salary ranges: below 500,000 yuan (34%), 500,000-1,000,000 yuan (36%), and 1,000,000-2,000,000 yuan (30%) [5] - Only two company secretaries earn over 1.5 million yuan: Xu Shehua from Runbei Hangke and Wang Hua from China National Petroleum [5] Age Distribution - The majority of company secretaries (77%) are aged between 40-60 years, while those aged 30-40 years account for 38%, and those aged 30 or younger represent 4% [1][3] - The youngest company secretaries in the industry are Fu Rao from Beiken Energy and Hu Rui from Yuxin Co., both aged 27 [1] Educational Background - The educational qualifications of company secretaries show that 2% have an associate degree, 41% hold a bachelor's degree, 53% possess a master's degree, and 4% have a doctoral degree, with nearly 60% holding a master's degree or higher [3] - Notably, Song Xiaoqing from Keli Co. is the only company secretary with an associate degree, while Cai Huaiyu and Xu Yuguo from China National Offshore Oil Corporation are among the few with doctoral degrees [3] Investor Engagement - There is significant variation in the number of investor meetings held by listed companies, with 35% of companies hosting fewer than 10 meetings annually, while 44% hold between 10 and 100 meetings [7] - Companies with the highest number of investor meetings include Daqing Huake (899 meetings), Haiyou Development (562 meetings), and PetroChina Oilfield Services (517 meetings) [9]

Market Overview - The oil service engineering sector experienced a decline of 2.09% on July 31, with Tongyuan Petroleum leading the drop [1] - The Shanghai Composite Index closed at 3573.21, down 1.18%, while the Shenzhen Component Index closed at 11009.77, down 1.73% [1] Individual Stock Performance - Notable declines in individual stocks include: - Beiken Energy (002828) down 3.98% to 10.13 [1] - PetroChina Engineering (600339) down 2.56% to 3.43 [1] - Sinopec Oilfield Service (600871) down 1.96% to 2.00 [1] - The trading volume and turnover for these stocks indicate significant market activity, with Beiken Energy having a turnover of 2.82 billion [1] Capital Flow Analysis - The oil service engineering sector saw a net outflow of 149 million from institutional investors, while retail investors contributed a net inflow of 93.17 million [2] - The capital flow for individual stocks shows: - Haiyou Engineering (600583) with a net inflow of 17.39 million from institutional investors [3] - Zhongyou Engineering (600339) with a net inflow of 15.79 million from institutional investors [3] - Beiken Energy (002828) faced a net outflow of 16.96 million from institutional investors [3]

截至2025年7月30日 13:30，国证石油天然气指数(399439)强势上涨1.27%，成分股潜能恒信(300191)上涨 5.17%，东华能源(002221)上涨4.36%，东方环宇(603706)上涨3.37%，中国石化(600028)，海默科技 (300084)等个股跟涨。油气ETF(159697)上涨1.27%，最新价报1.04元。 数据显示，截至2025年6月30日，国证石油天然气指数(399439)前十大权重股分别为中国石油(601857)、 中国石化(600028)、中国海油(600938)、广汇能源(600256)、杰瑞股份(002353)、招商轮船(601872)、新 奥股份(600803)、中远海能(600026)、海油工程(600583)、招商南油(601975)，前十大权重股合计占比 65.74%。 油气ETF(159697)，场外联接A：019827；联接C：019828；联接I：022861。 以上内容与数据，与有连云立场无关，不构成投资建议。据此操作，风险自担。 消息面上，因需求旺盛，俄罗斯到8月31日之前禁止生产商出口汽油。俄政府称，这一举措旨在在季节 性需求旺盛的时期保持 ...

Core Viewpoint - The article highlights the successful development and approval of a large-capacity liquid hydrogen storage tank for deep-sea floating platforms by CNOOC Engineering, marking a significant advancement in offshore energy technology [1] Group 1: Product Development - CNOOC Engineering's special equipment division has received the Approval in Principle (AIP) certificate from China Classification Society (CCS) for its self-developed low-temperature liquid hydrogen storage tank [1] - This is the first large-capacity liquid hydrogen storage tank designed specifically for deep-sea floating platforms in China [1] Group 2: Technical Challenges and Solutions - The storage tank must ensure absolute safety under extreme conditions, including risks from ultra-low temperatures of -253°C, 12-level sea winds, high salt corrosion, and potential fatigue damage from liquid hydrogen movement [1] - The project team overcame multiple technical challenges by employing a multi-layer vacuum insulation structure and achieving an industry-leading evaporation rate of ≤0.5% [1] - The design includes a unique cross-wave barrier to effectively suppress liquid hydrogen movement, significantly reducing the risk of pressure surges under extreme conditions [1] Group 3: Future Plans - CNOOC Engineering plans to continue enhancing its technological capabilities and expand its "Qinghai" series products to support the development and comprehensive utilization of new offshore energy [1]

从中证沪港深互联互通中小综合能源指数持仓样本的行业来看，煤炭占比37.69%、焦炭占比19.45%、 油气开采占比12.76%、燃油炼制占比12.13%、油田服务占比8.87%、油气流通及其他占比5.85%、天然 气加工占比3.25%。 资料显示，该指数系列样本每半年调整一次，样本调整实施时间分别为每年6月和12月的第二个星期五 的下一交易日。权重因子随样本定期调整而调整，调整时间与指数样本定期调整实施时间相同。在下一 个定期调整日前，权重因子一般固定不变。特殊情况下将对该指数系列样本进行临时调整。当样本退市 时，将其从指数样本中剔除。样本公司发生收购、合并、分拆等情形的处理，参照计算与维护细则处 理。当中证沪港深500指数、中证沪港深互联互通中小综合指数和中证沪港深互联互通综合指数样本发 生变动时，将进行相应调整。 据了解，中证沪港深行业指数系列将中证沪港深 500、中证沪港深互联互通中小综合以及中证沪港深互 联互通综合指数样本按行业分类标准分别分为 11 个行业，再以各行业全部证券作为样本编制指数，以 反映中证沪港深指数系列中不同行业公司证券的整体表现。该指数以2004年12月31日为基日，以1000.0 ...

Group 1 - The core viewpoint of the articles highlights the successful installation of a large-scale offshore oil and gas platform in the Bohai Sea, which is supported by multiple innovative technologies [2][3] - The center processing platform, part of the Kenli 10-2 oil field development project, is the heaviest and largest offshore platform in the Bohai Sea, with a design weight exceeding 20,000 tons and a footprint equivalent to nearly 15 standard basketball courts [2] - The installation utilized floating support technology, overcoming challenges such as shallow water effects and seasonal monsoon impacts, demonstrating advanced engineering capabilities [3] Group 2 - The project team employed digital twin technology for 3D modeling and simulation, optimizing the installation process and ensuring precise alignment during the operation [3] - As of now, China has completed a total of 50 large offshore platform floatovers, with a maximum floatover capacity of 32,000 tons and a total floatover weight exceeding 600,000 tons, showcasing the country's leading position in this technology [3] - The successful installation not only reflects the "hard power" of Shandong manufacturing but also the ingenuity of Chinese engineers in overcoming engineering challenges [3]

Investment Rating - The report gives an "Overweight" rating for the petrochemical industry, indicating a positive outlook compared to the overall market performance [1]. Core Insights - The petrochemical industry is experiencing a downturn due to falling oil prices, with expectations for recovery in the mid to downstream sectors in the future [1]. - The report highlights a significant decrease in crude oil prices in Q2 2025, with Brent crude averaging $66.7 per barrel, down 11.0% quarter-on-quarter and 21.5% year-on-year [5][6]. - Key companies in the industry are projected to report lower profits in Q2 2025 due to the impact of declining oil prices and inventory losses [5]. Summary by Sections Oil Price Trends - In Q2 2025, Brent crude oil averaged $66.7 per barrel, with a quarter-on-quarter decrease of 11.0% and a year-on-year decrease of 21.5% [5][6]. - Gasoline and diesel prices were adjusted three times upwards and two times downwards, with total reductions of 155 CNY/ton for gasoline and 150 CNY/ton for diesel [5]. Price Spread Analysis - The report notes that the price spreads for styrene, PX-naphtha, ethylene-naphtha, and crude oil catalytic cracking widened, while spreads for propane-propylene, butyl acrylate, and PTA-PX narrowed in Q2 2025 [5][7]. - The average price spread for ethylene from ethane was $567/ton, narrowing by $43/ton quarter-on-quarter [5][7]. Company Performance Forecasts - Major companies are expected to report the following net profits for Q2 2025: - China National Petroleum Corporation (CNPC): 40 billion CNY (YoY -7%, QoQ -15%) - China National Offshore Oil Corporation (CNOOC): 30 billion CNY (YoY -25%, QoQ -18%) - Sinopec: 6 billion CNY (YoY -65%, QoQ -55%) - CNOOC Services: 1.2 billion CNY (YoY +25%, QoQ +35%) - Offshore Oil Engineering: 600 million CNY (YoY -17%, QoQ +11%) [5][10]. Investment Recommendations - The report suggests a positive outlook for polyester recovery, recommending attention to leading companies such as Tongkun Co. and Wankai New Materials [5]. - It also highlights potential improvements in refining companies' costs and competitive positioning, recommending companies like Hengli Petrochemical and Sinopec [5]. - The report indicates that the upstream exploration and development sector remains robust, with recommendations for offshore oil service companies like CNOOC Services and Offshore Oil Engineering [5].

Investment Rating - The report maintains a positive outlook on the petrochemical industry, indicating a favorable investment rating [4]. Core Insights - The petrochemical industry is expected to see the exit of over 20-year-old outdated capacities, which could accelerate the recovery of the refining sector. The EIA has adjusted its oil price forecasts for 2025 and 2026 to an average of $69 and $58 per barrel, respectively [4][10]. - Demand for oil is projected to increase by 700,000 to 800,000 barrels per day this year, with a notable decline in demand in Q2 2025. The IEA and OPEC have also provided similar forecasts for global oil demand growth [4][15]. - The report highlights the potential for improved profitability in the polyester sector, driven by supply-demand dynamics and the gradual exit of outdated capacities [21]. Summary by Sections Upstream Sector - Brent crude oil prices decreased to $69.28 per barrel, with a weekly decline of 1.53%. The WTI price also fell by 1.62% to $67.34 per barrel [25]. - The number of active oil rigs in the U.S. increased by 7 to 544, although this represents a year-on-year decrease of 42 rigs [39]. Refining Sector - The Singapore refining margin increased to $14.50 per barrel, while the U.S. gasoline crack spread decreased to $21.14 per barrel [4]. - The report suggests that refining profitability may improve as oil prices adjust downward, and the competitive landscape for leading refining companies is expected to benefit from the exit of overseas refineries and low domestic refining rates [21]. Polyester Sector - PTA profitability is on the rise, while profits from polyester filament yarn have declined. The report notes that the overall performance of the polyester industry is average, with a need to monitor demand changes [4][21]. - The report recommends focusing on leading companies in the polyester sector, such as Tongkun Co. and Wankai New Materials, as the industry is expected to gradually improve [21]. Investment Recommendations - The report recommends attention to leading refining companies like Hengli Petrochemical, Rongsheng Petrochemical, and China Petroleum, as well as upstream exploration and production companies like CNOOC and China National Petroleum Corporation [21].