SED(SZ:000032) Zheng Xing Xing Ye Ri Bao·2025-08-29 08:48Market Overview - On August 29, the professional engineering sector declined by 0.69% compared to the previous trading day, with Shen Sanda A leading the decline [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] Stock Performance - Notable gainers in the professional engineering sector included: - Tianwo Technology (002564) with a closing price of 9.19, up 10.06% and a trading volume of 224,500 shares [1] - Jinggong Steel Structure (600496) closed at 3.64, up 1.96% with a trading volume of 633,700 shares [1] - Baili Technology (656509) closed at 5.39, up 1.89% with a trading volume of 196,000 shares [1] - Major decliners included: - Shen Sanda A (000032) closed at 26.67, down 4.51% with a trading volume of 619,700 shares [2] - Rishang Group (002593) closed at 5.55, down 4.48% with a trading volume of 860,400 shares [2] - Aiman Co. (605289) closed at 48.21, down 4.42% with a trading volume of 68,100 shares [2] Capital Flow - The professional engineering sector experienced a net outflow of 457 million yuan from institutional investors, while retail investors saw a net inflow of 290 million yuan [2] - The capital flow for notable stocks included: - Tianwo Technology (002564) had a net inflow of 87.23 million yuan from institutional investors, but a net outflow of 47.08 million yuan from retail investors [3] - China Metallurgical Group (601618) saw a net inflow of 57.94 million yuan from institutional investors, with a net outflow of 68.35 million yuan from retail investors [3] - Yaxiang Integration (603929) had a net inflow of 13.79 million yuan from institutional investors, but a net outflow of 1.76 million yuan from retail investors [3]