SDL(SZ:002658) Zheng Xing Xing Ye Ri Bao·2025-10-23 08:27Market Overview - On October 23, the environmental equipment sector rose by 0.02% compared to the previous trading day, with Xuedilong leading the gains [1] - The Shanghai Composite Index closed at 3922.41, up 0.22%, while the Shenzhen Component Index closed at 13025.45, also up 0.22% [1] Stock Performance - Xuedilong (002658) closed at 8.85, with a gain of 3.87% and a trading volume of 462,400 shares, amounting to a transaction value of 403 million yuan [1] - Other notable performers included ST Qingyan (301288) with a 3.60% increase, Guolin Technology (300786) up by 3.00%, and Hengying Environmental (603126) rising by 1.29% [1] Capital Flow - The environmental equipment sector experienced a net outflow of 70.02 million yuan from institutional investors, while retail investors saw a net inflow of 46.67 million yuan [2] - The sector's overall capital flow indicates a mixed sentiment, with retail investors showing interest despite the institutional outflow [2] Individual Stock Capital Flow - Xuedilong saw a net inflow of 27.23 million yuan from institutional investors, while it faced a net outflow of 10.39 million yuan from retail investors [3] - Other stocks like Fida Environmental (600526) and Guolin Technology (300786) also experienced varied capital flows, with institutional and retail investors showing different levels of interest [3]