BLEST(SH:603959) Zheng Xing Xing Ye Ri Bao·2025-09-19 08:53Market Overview - On September 19, the professional engineering sector declined by 0.15% compared to the previous trading day, with Baili Technology leading the decline [1] - The Shanghai Composite Index closed at 3820.09, down 0.3%, while the Shenzhen Component Index closed at 13070.86, down 0.04% [1] Stock Performance - Notable gainers in the professional engineering sector included: - Tianwo Technology (002564) with a closing price of 9.06, up 9.95% and a trading volume of 988,500 shares, totaling 880 million yuan [1] - ST Tianlong (300029) with a closing price of 6.23, up 6.31% and a trading volume of 58,100 shares, totaling 36.12 million yuan [1] - Sanwei Chemical (002469) with a closing price of 9.13, up 4.34% and a trading volume of 290,200 shares, totaling 262 million yuan [1] - Conversely, Baili Technology (603209) experienced a significant drop, closing at 6.32, down 9.97% with a trading volume of 1,028,000 shares, totaling 669 million yuan [2] Capital Flow - The professional engineering sector saw a net outflow of 220 million yuan from institutional investors, while retail investors experienced a net inflow of 288 million yuan [2] - The capital flow for specific stocks indicated: - Tianwo Technology had a net inflow of 156 million yuan from institutional investors, while retail investors had a net outflow of 56.94 million yuan [3] - ST Tianlong had a net inflow of 40,200 yuan from retail investors, with a net outflow of 1.11% from institutional investors [3]