炼化及贸易板块12月10日跌1.01%，恒通股份领跌，主力资金净流出2.13亿元

Group 1 - The refining and trading sector experienced a decline of 1.01% compared to the previous trading day, with Hengtong Co., Ltd. leading the losses [1] - The Shanghai Composite Index closed at 3900.5, down 0.23%, while the Shenzhen Component Index closed at 13316.42, up 0.29% [1] Group 2 - In terms of capital flow, the refining and trading sector saw a net outflow of 213 million yuan from main funds, while retail investors contributed a net inflow of 181 million yuan [2] - Speculative funds recorded a net inflow of 31.83 million yuan into the sector [2]