商用车板块12月9日涨0.27%，江淮汽车领涨，主力资金净流入8606万元

Group 1 - The commercial vehicle sector increased by 0.27% compared to the previous trading day, with Jianghuai Automobile leading the gains [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 commercial vehicle sector was provided [1] Group 2 - The net inflow of main funds into the commercial vehicle sector was 86.06 million yuan, while retail funds saw a net inflow of 54.22 million yuan [2] - Conversely, there was a net outflow of 140 million yuan from speculative funds [2] - A table showing the fund flow for individual stocks in the commercial vehicle sector was included [2]