轨交设备板块12月16日跌0.82%，九州一轨领跌，主力资金净流出4528.47万元

Group 1 - The rail transit equipment sector experienced a decline of 0.82% compared to the previous trading day, with Jiuzhou Yitui leading the drop [1] - The Shanghai Composite Index closed at 3824.81, down 1.11%, while the Shenzhen Component Index closed at 12914.67, down 1.51% [1] Group 2 - In terms of capital flow, the rail transit equipment sector saw a net outflow of 45.2847 million yuan from main funds, while retail funds had a net inflow of 17.2577 million yuan [2] - Speculative funds recorded a net inflow of 28.027 million yuan into the sector [2]