Zheng Xing Xing Ye Ri Bao·2025-08-29 08:48Market Overview - On August 29, the oil service engineering sector declined by 1.11%, with Haiyou Development leading the drop [1] - The Shanghai Composite Index closed at 3857.93, up 0.37%, while the Shenzhen Component Index closed at 12696.15, up 0.99% [1] Individual Stock Performance - Among the oil service engineering stocks, Zhongman Petroleum (603619) rose by 1.98% to a closing price of 19.57, with a trading volume of 174,400 shares and a transaction value of 340 million yuan [1] - Haiyou Development (600968) fell by 2.44% to a closing price of 66, with a trading volume of 927,500 shares and a transaction value of 374 million yuan [2] - Other notable performers include Renji Co. (002629) with a 1.48% increase and a closing price of 6.85, and Qianeng Hengxin (300191) with a 1.28% increase and a closing price of 20.56 [1][2] Capital Flow Analysis - The oil service engineering sector experienced a net outflow of 165 million yuan from institutional investors, while retail investors saw a net inflow of 80.99 million yuan [2] - The capital flow for individual stocks indicates that Zhongman Petroleum had a net inflow of 56.2 million yuan from institutional investors, while Haiyou Development had a net outflow of 9.35 million yuan [3]