Zheng Xing Xing Ye Ri Bao·2025-07-31 08:37Market Overview - The refining and trading sector experienced a decline of 0.7% on July 31, with Qixiang Tengda 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] Stock Performance - Notable stock performances included: - Unification Holdings (600506) closed at 19.62, up 1.13% with a trading volume of 83,300 shares and a turnover of 164 million yuan [1] - Bohai Chemical (600800) closed at 4.02, up 0.50% with a trading volume of 365,100 shares [1] - China Petroleum (601857) closed at 8.87, down 0.11% with a trading volume of 1,751,300 shares and a turnover of 1.548 billion yuan [1] - Qixiang Tengda (002408) closed at 5.04, down 5.26% with a trading volume of 565,300 shares and a turnover of 288 million yuan [2] Capital Flow - The refining and trading sector saw a net inflow of 11.88 million yuan from institutional investors, while retail investors experienced a net outflow of 55.74 million yuan [2] - Major stocks with significant capital flow included: - China Petroleum had a net inflow of 1.44 billion yuan from institutional investors, but a net outflow of 90.02 million yuan from retail investors [3] - China Sinopec (600028) had a net inflow of 117 million yuan from institutional investors, with a net outflow of 67.65 million yuan from retail investors [3]