汽车零部件板块12月19日涨1.68%，豪恩汽电领涨，主力资金净流入30.62亿元

Group 1 - The automotive parts sector increased by 1.68% compared to the previous trading day, with Haon Automotive leading the gains [1] - The Shanghai Composite Index closed at 3890.45, up 0.36%, while the Shenzhen Component Index closed at 13140.22, up 0.66% [1] Group 2 - The net inflow of main funds into the automotive parts sector was 3.062 billion yuan, while retail funds experienced a net outflow of 1.465 billion yuan and speculative funds saw a net outflow of 1.597 billion yuan [2]