家电零部件板块12月15日跌1.89%，立霸股份领跌，主力资金净流出6.78亿元

Group 1 - The core viewpoint indicates that the home appliance components sector experienced a decline of 1.89% on December 15, with Liba Co., Ltd. leading the drop [1] - The Shanghai Composite Index closed at 3867.92, down 0.55%, while the Shenzhen Component Index closed at 13112.09, down 1.1% [1] - The net outflow of main funds in the home appliance components sector was 678 million yuan, while retail investors saw a net inflow of 520 million yuan [2] Group 2 - The main funds in the home appliance components sector showed a net outflow, contrasting with the net inflow from retail investors [2] - The overall market sentiment reflected a downward trend in the home appliance components sector, as indicated by the performance of individual stocks [1][2]