Zheng Xing Xing Ye Ri Bao·2025-08-06 08:41Market Performance - The oil service engineering sector rose by 0.6% on August 6, with CNOOC Services leading the gains [1] - The Shanghai Composite Index closed at 3633.99, up 0.45%, while the Shenzhen Component Index closed at 11177.78, up 0.64% [1] Individual Stock Performance - Notable gainers included: - CNOOC Services (601808) at 14.04, up 1.23% with a trading volume of 80,500 shares and a turnover of 112 million yuan [1] - Zhongman Petroleum (603619) at 19.32, up 1.20% with a trading volume of 81,000 shares and a turnover of 156 million yuan [1] - Huibo Yin (002554) at 2.91, up 1.04% with a trading volume of 280,000 shares and a turnover of 81.09 million yuan [1] Capital Flow Analysis - The oil service engineering sector experienced a net outflow of 58.64 million yuan from institutional investors and 28.80 million yuan from retail investors, while retail investors saw a net inflow of 87.44 million yuan [2] - Individual stock capital flows showed: - Zhongyou Engineering (600339) had a net inflow of 6.99 million yuan from institutional investors [3] - Huibo Yin (002554) had a net inflow of 3.08 million yuan from retail investors [3] - CNOOC Services (601808) saw a net outflow of 6.14 million yuan from institutional investors [3]