Zheng Xing Xing Ye Ri Bao·2025-10-13 12:45Market Overview - The oil service engineering sector experienced a decline of 1.54% on October 13, with Renji Co. leading the drop [1] - The Shanghai Composite Index closed at 3889.5, down 0.19%, while the Shenzhen Component Index closed at 13231.47, down 0.93% [1] Individual Stock Performance - Renji Co. (002629) closed at 7.71, down 4.22% with a trading volume of 268,700 shares and a transaction value of 206 million yuan [1] - Qianeng Hengxin (300191) closed at 19.85, down 3.69% with a trading volume of 68,100 shares and a transaction value of 134 million yuan [1] - Keli Co. (920088) closed at 34.27, down 2.97% with a trading volume of 20,700 shares [1] - Zhongman Petroleum (603619) closed at 19.27, down 2.87% with a trading volume of 148,600 shares and a transaction value of 285 million yuan [1] - Tongyuan Petroleum (300164) closed at 5.69, down 2.23% with a trading volume of 802,800 shares [1] - Other notable declines include Shihua Oil Service (600871) down 1.86% and Beiken Energy (002828) down 1.60% [1] Capital Flow Analysis - The oil service engineering sector saw a net outflow of 175 million yuan from institutional investors, while retail investors contributed a net inflow of 131 million yuan [1] - The table indicates that Zhongman Petroleum had a net outflow of 35.5 million yuan from institutional investors, while retail investors had a net inflow of 8.36 million yuan [2] - Tongyuan Petroleum experienced a net outflow of 32.3 million yuan from institutional investors, with retail investors contributing a net inflow of 36.2 million yuan [2]