金属新材料板块12月12日涨3.54%，天力复合领涨，主力资金净流入11.9亿元

Group 1 - The metal new materials sector increased by 3.54% compared to the previous trading day, with Tianli Composite 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 - The net inflow of main funds into the metal new materials sector was 1.19 billion yuan, while retail funds experienced a net outflow of 607 million yuan [2] - Speculative funds saw a net outflow of 583 million yuan [2]