橡胶板块12月9日跌0.27%，三维装备领跌，主力资金净流出2854.48万元

Group 1 - The rubber sector experienced a decline of 0.27% compared to the previous trading day, with Sanwei Equipment leading the losses [1] - The Shanghai Composite Index closed at 3909.52, down 0.37%, while the Shenzhen Component Index closed at 13277.36, down 0.39% [1] - A table detailing the individual stock performance within the rubber sector was provided [1] Group 2 - In terms of capital flow, the rubber sector saw a net outflow of 28.54 million yuan from main funds, while retail funds had a net inflow of 1.19 million yuan [2] - The net inflow from speculative funds amounted to 27.36 million yuan [2] - A table showing the capital flow for individual stocks in the rubber sector was included [2]