自动化设备板块12月12日涨0.17%，常辅股份领涨，主力资金净流出8.16亿元

Group 1 - The automation equipment sector increased by 0.17% compared to the previous trading day, with Changfu Co., Ltd. leading the gains [1] - The Shanghai Composite Index closed at 3889.35, up 0.41%, while the Shenzhen Component Index closed at 13258.33, up 0.84% [1] Group 2 - In terms of capital flow, the automation equipment sector experienced a net outflow of 816 million yuan from main funds, a net outflow of 247 million yuan from speculative funds, and a net inflow of 1.063 billion yuan from retail investors [2]