Zheng Xing Xing Ye Ri Bao·2025-08-13 08:37Market Overview - On August 13, the environmental equipment sector rose by 0.03% compared to the previous trading day, with Guolin Technology leading the gains [1] - The Shanghai Composite Index closed at 3683.46, up 0.48%, while the Shenzhen Component Index closed at 11551.36, up 1.76% [1] Stock Performance - Guolin Technology (300786) closed at 16.50, with a gain of 2.10% and a trading volume of 240,000 shares, amounting to a transaction value of 397 million yuan [1] - Other notable performers included: - Juguang Technology (300203) at 20.39, up 1.49% [1] - Suanyuan Co. (300210) at 11.06, up 1.10% [1] - Qinda Environmental (688501) at 30.91, up 0.75% [1] - Wanyi Technology (688600) at 24.16, up 0.71% [1] Fund Flow Analysis - The environmental equipment sector experienced a net outflow of 144 million yuan from institutional investors, while retail investors saw a net inflow of 152 million yuan [2] - The detailed fund flow for selected stocks showed: - Juguang Technology had a net outflow of 42.71 million yuan from institutional investors [3] - Qinda Environmental had a net inflow of 3.59 million yuan from institutional investors [3] - Guolin Technology had a net inflow of 3.07 million yuan from retail investors [3]