Market Overview - The oil service engineering sector experienced a decline of 0.68% on October 31, with Renji Co. leading the drop [1] - The Shanghai Composite Index closed at 3954.79, down 0.81%, while the Shenzhen Component Index closed at 13378.21, down 1.14% [1] Stock Performance - Notable gainers in the oil service sector included: - Zhongman Petroleum (Code: 619809) with a closing price of 20.95, up 5.81% and a trading volume of 318,700 shares, totaling 665 million yuan [1] - Tongyuan Petroleum (Code: 300164) closed at 5.84, up 1.39% with a trading volume of 505,700 shares [1] - Conversely, Renji Co. (Code: 002629) saw a significant decline of 8.31%, closing at 8.61 with a trading volume of 891,800 shares, amounting to 832 million yuan [2] Capital Flow - The oil service sector saw a net outflow of 58.86 million yuan from institutional investors, while retail investors contributed a net inflow of 78.59 million yuan [2] - The capital flow for specific stocks indicated: - Zhongman Petroleum had a net inflow of 24.96 million yuan from institutional investors, while retail investors contributed a net inflow of 18.49 million yuan [3] - Renji Co. experienced a net outflow of 77.29 million yuan from institutional investors [3]

Core Insights - 潜能恒信 is a leading high-tech enterprise in China providing integrated seismic data processing and interpretation services for oil companies, established in 2003 and listed in 2011 [1] Financial Performance - In Q3 2025, 潜能恒信 reported revenue of 427 million yuan, ranking 6th in the industry, significantly lower than the top competitor 中油工程 with 57.53 billion yuan and 海油工程 with 17.66 billion yuan [2] - The company's net profit for the same period was -18.19 million yuan, also ranking 6th, far below 海油工程's 1.65 billion yuan and 中油工程's 534 million yuan [2] Financial Ratios - As of Q3 2025, 潜能恒信's debt-to-asset ratio was 71.15%, an increase from 58.20% year-on-year, exceeding the industry average of 50.62% [3] - The gross profit margin for Q3 2025 was 28.40%, down from 31.86% year-on-year but still above the industry average of 16.50% [3] Shareholder Information - As of September 30, 2025, the number of A-share shareholders decreased by 27.13% to 16,400, while the average number of shares held per shareholder increased by 37.23% to 13,500 [5] - The top circulating shareholders include 银华内需精选混合 (LOF) holding 5.20 million shares, unchanged from the previous period, and 银华同力精选混合 holding 4.80 million shares, a decrease of 200,000 shares [5]

Market Overview - The oil service engineering sector increased by 0.33% compared to the previous trading day, with Keli Co., Ltd. leading the gains [1] - The Shanghai Composite Index closed at 4016.33, up 0.7%, while the Shenzhen Component Index closed at 13691.38, up 1.95% [1] Stock Performance - Keli Co., Ltd. (code: 920088) closed at 34.82, with a rise of 2.87% and a trading volume of 31,900 shares, amounting to a transaction value of 109 million yuan [1] - Huibo Yin (code: 002554) closed at 3.45, up 2.37%, with a trading volume of 852,700 shares, totaling 291 million yuan [1] - Zhongman Petroleum (code: 619609) closed at 20.10, increasing by 1.57% with a trading volume of 95,300 shares [1] - Other notable stocks include Beiken Energy (code: 002828) at 11.59 (+1.40%), Qianeng Hengxin (code: 300191) at 20.49 (+1.19%), and Tongyuan Petroleum (code: 300164) at 5.99 (+1.01%) [1] Capital Flow - The oil service engineering sector experienced a net outflow of 61.94 million yuan from institutional investors, while retail investors saw a net inflow of 58.92 million yuan [2][3] - The main capital inflow and outflow for specific stocks include: - Huibo Yin: net outflow of 46.79 million yuan from main capital [3] - Ren Zhi Co., Ltd. (code: 002629): net inflow of 13.97 million yuan from main capital [3] - Zhongman Petroleum: net inflow of 13.35 million yuan from main capital [3] - Tongyuan Petroleum: net inflow of 11.08 million yuan from main capital [3]

Market Overview - The oil service engineering sector experienced a decline of 0.82% on October 28, with Keli Co., Ltd. leading the drop [1] - The Shanghai Composite Index closed at 3988.22, down 0.22%, while the Shenzhen Component Index closed at 13430.1, down 0.44% [1] Stock Performance - Notable stock performances included: - Renji Co., Ltd. (002629) rose by 10.01% to a closing price of 9.56, with a trading volume of 355,000 shares and a transaction value of 329 million [1] - Beiken Energy (002828) increased by 1.78% to 11.43, with a trading volume of 421,700 shares and a transaction value of 484 million [1] - Other stocks such as Huibo Yin (002554) and CNOOC Development (600968) saw declines of 0.30% and 0.76%, respectively [1] Capital Flow - The oil service engineering sector saw a net outflow of 33.92 million from institutional investors, while retail investors contributed a net inflow of 20.92 million [2][3] - The capital flow for individual stocks showed mixed results, with Renji Co., Ltd. experiencing a significant net outflow of 46.05 million from institutional investors [3] Individual Stock Analysis - Keli Co., Ltd. (920088) closed at 33.85, down 2.67%, with a trading volume of 31,000 shares and a transaction value of 106 million [2] - Zhongman Petroleum (603619) and Huo Ding Tian Station (600583) also faced declines of 2.08% and 1.61%, respectively [2] - The net inflow from retail investors for stocks like Renji Co., Ltd. was negative, indicating a potential shift in investor sentiment [3]

Group 1 - The company, QK18-9, is implementing a side drilling operation at a higher structural position approximately 1 kilometer west of the QK18-9-6 well to further delineate the oil-water boundary of the Ordovician reservoir [2] - The budget for this operation is expected to increase as a result of the new drilling initiative [2]

Group 1 - The investor raised a question regarding the prolonged drilling period of the QK18-9 exploration well, which was initially planned for two months but has now extended to nearly four months, leading to concerns about potential budget increases [2] - The company, 潜能恒信, confirmed on the investor interaction platform that they are implementing a side drilling operation, QK18-9-6Sa, approximately 1 kilometer west of the QK18-9-6 well to further explore the Ordovician oil reservoir [2]

Group 1 - The company responded to investor inquiries regarding the QK18-9-6 well and the 18-9-6Sa sidetrack well, indicating that both wells did not encounter oil layers [2] - The QK18-9-6 well was drilled to a total depth of 3,780 meters, with recorded oil and gas shows over 267.34 meters across 34 layers, including 12 meters of oil shows in 2 layers and 255.34 meters of fluorescence in 32 layers [2] - The 18-9-6Sa sidetrack well reached a total depth of 4,430 meters (vertical depth of 3,533.5 meters), with recorded oil and gas shows over 56 meters across 10 layers, including 12 meters of oil shows in 2 layers and 44 meters of fluorescence in 8 layers [2] Group 2 - The drilling of the 18-9-6Sa well encountered the Ordovician carbonate rock weathering crust at a depth of 603 meters (vertical thickness of 245.4 meters), with gas measurements reaching a maximum of 4.84% [2]

Group 1 - The combustible ice concept declined by 1.63%, ranking among the top declines in the concept sector, with significant drops from companies like Shihua Machinery, De Shi Co., Guangzhou Development, and Xinjin Power [1][2] - Among the companies in the combustible ice sector, three stocks saw price increases, with Shen Kai Co. rising by 6.49%, followed by Times Electric at 0.35%, and Luyang Energy at 0.08% [1][2] - The combustible ice sector experienced a net outflow of 405 million yuan in main funds, with Shihua Machinery leading the outflow at 179 million yuan, followed by Shen Kai Co. and China Petroleum with outflows of 119 million yuan and 49.25 million yuan, respectively [2][3] Group 2 - The top gainers in the market today included storage chips with a rise of 5.66%, and the National Big Fund holdings at 4.88%, while the coal concept fell by 1.91% [2] - The main funds saw inflows into stocks like Shihua Oil Service, Times Electric, and Haimer Technology, with net inflows of 24.91 million yuan, 6.52 million yuan, and 3.48 million yuan, respectively [2][3]

Market Overview - The oil service engineering sector experienced a decline of 1.83% on October 24, with Junyou Co., Ltd. leading the drop [1] - The Shanghai Composite Index closed at 3950.31, up 0.71%, while the Shenzhen Component Index closed at 13289.18, up 2.02% [1] Stock Performance - Notable stock movements included: - Renji Co., Ltd. (002629) rose by 3.03% to a closing price of 61.6, with a trading volume of 293,600 shares and a turnover of 269 million yuan [1] - Junyou Co., Ltd. (002207) fell by 7.51% to a closing price of 8.38, with a trading volume of 607,500 shares and a turnover of 522 million yuan [2] - Other significant declines included Beiken Energy (002828) down 5.88% and Tongxin Petroleum (300164) down 4.72% [2] Capital Flow - The oil service engineering sector saw a net outflow of 185 million yuan from institutional investors, while retail investors contributed a net inflow of 209 million yuan [2][3] - Specific stock capital flows included: - Haiyou Development (600968) had a net inflow of 17.91 million yuan from institutional investors, but a net outflow of 15.76 million yuan from retail investors [3] - Zhongyou Engineering (600339) experienced a net inflow of 14.47 million yuan from institutional investors, with a net outflow of 3.09 million yuan from retail investors [3]

Group 1 - Hu Silicon Industry plans to reduce its shareholding by up to 2%, amounting to a maximum of 54.94 million shares, during the period from November 17, 2025, to February 16, 2026 [1] - Lixin Micro intends to reduce its shareholding by up to 3%, totaling a maximum of 4.01 million shares, from November 14, 2025, to February 13, 2026 [2] - Dual Good Energy signed a contract worth $119 million with Ust-Kamenogorsk CHP LLP in Kazakhstan, representing 6.50% of its audited revenue for 2024 [3] Group 2 - Dual Good Energy plans to raise up to 1.29 billion yuan through a private placement for projects including zero-carbon intelligent manufacturing [5] - Top Cloud Agriculture's shareholders plan to reduce their holdings by up to 3.3%, with specific reductions of 1% and 2.30% from different parties [7] - Hwa Woo Co. reported a 70.84% increase in net profit for the first three quarters, with revenue reaching 994 million yuan, a 16.55% increase year-on-year [8] Group 3 - Chongde Technology's net profit increased by 19.68% in the first three quarters, with revenue of 445 million yuan, a 20.25% increase [10] - New Meixing reported a 191.95% increase in net profit for the first three quarters, with revenue of 870 million yuan, a 15.88% increase [11] - Sanxia New Materials reported a net loss of 59.85 million yuan in the first three quarters, with revenue declining by 27.29% [13] Group 4 - Wanma Co. achieved a 61.57% increase in net profit for the first three quarters, with revenue of 14.11 billion yuan, an 8.36% increase [14] - Chengdu Road and Bridge announced that 7% of its shares, totaling 52.997 million shares, will be auctioned [15] - BGI Genomics plans to jointly apply for a national science project with a total budget of 120 million yuan [17] Group 5 - Qiangbang New Materials plans to reduce its shareholding by up to 1.49%, totaling a maximum of 2.376 million shares [18] - Wanyi Technology reported a net profit of 25.76 million yuan for the first three quarters, turning a profit from a loss [20] - Zhongtai Chemical reported a net loss of 179 million yuan in the first three quarters, with revenue of 21.25 billion yuan, a 5.55% decrease [21] Group 6 - Tend Technology reported a 9.8% increase in net profit for the first three quarters, with revenue of 1.54 billion yuan, a 15.07% increase [22] - Potential Hengxin reported a net loss of 18.19 million yuan in the first three quarters, with revenue of 427 million yuan, an 18.26% increase [27] - Lichen Industrial reported a 90.85% increase in net profit for the third quarter, with revenue of 3.48 billion yuan, a 35.09% increase [29] Group 7 - Saiseng Pharmaceutical reported a 152.81% increase in net profit for the first three quarters, with revenue of 309 million yuan, a 4.41% decrease [31]