Zheng Xing Xing Ye Ri Bao·2025-09-01 08:53Group 1 - The environmental equipment sector increased by 0.75% on September 1, with Yanpai Co., Ltd. leading the gains [1] - The Shanghai Composite Index closed at 3875.53, up 0.46%, while the Shenzhen Component Index closed at 12828.95, up 1.05% [1] - Key stocks in the environmental equipment sector showed various performance metrics, with Yanpai Co., Ltd. closing at 10.60, up 3.41% with a trading volume of 55,500 shares and a transaction value of 57.79 million yuan [1] Group 2 - The environmental equipment sector experienced a net outflow of 114 million yuan from institutional funds, while retail investors saw a net inflow of 122 million yuan [2] - The trading data indicates that several stocks faced declines, with Qingda Environmental down 3.59% and ST Energy down 2.92% [2] - The detailed fund flow analysis shows that major stocks like Zhituo Heavy Industry and Juguang Technology had varying levels of net inflow and outflow from institutional and retail investors [3]