环保设备板块9月22日跌0.32%，聚光科技领跌，主力资金净流入2449.06万元

Group 1 - The environmental equipment sector experienced a decline of 0.32% compared to the previous trading day, with 聚光科技 leading the drop [1] - On the same day, the Shanghai Composite Index closed at 3828.58, up by 0.22%, while the Shenzhen Component Index closed at 13157.97, up by 0.67% [1] - A detailed table of individual stock performance within the environmental equipment sector is provided [1] Group 2 - In terms of capital flow, the environmental equipment sector saw a net inflow of 24.49 million yuan from main funds, while retail funds experienced a net outflow of 2.46 million yuan [2] - The net outflow from speculative funds amounted to 22.03 million yuan [2] - A detailed table of capital flow for individual stocks in the environmental equipment sector is included [2]