Zheng Xing Xing Ye Ri Bao·2025-08-27 08:46Market Overview - The professional engineering sector experienced a decline of 2.54% on August 27, with Sentai Co., Ltd. leading the drop [1] - The Shanghai Composite Index closed at 3800.35, down 1.76%, while the Shenzhen Component Index closed at 12295.07, down 1.43% [1] Individual Stock Performance - Rising stocks included: - Rishang Group (002593) with a closing price of 6.02, up 6.74% and a trading volume of 2.26 million shares, totaling 1.33 billion yuan [1] - Shenluda A (000032) closed at 26.10, up 2.39% with a trading volume of 886,300 shares, totaling 2.34 billion yuan [1] - Declining stocks included: - Sentai Co., Ltd. (603098) closed at 14.61, down 9.81% with a trading volume of 608,800 shares, totaling 949 million yuan [2] - Haibo Heavy Industry (300517) closed at 11.61, down 6.14% with a trading volume of 109,800 shares, totaling 133 million yuan [2] Capital Flow Analysis - The professional engineering sector saw a net outflow of 678 million yuan from institutional investors, while retail investors contributed a net inflow of 493 million yuan [2] - Notable capital flows included: - Deep Sanda A (000032) with a net inflow of 184 million yuan from institutional investors [3] - Rishang Group (002593) with a net inflow of 117 million yuan from institutional investors [3]