航天装备板块12月19日涨1.9%，中天火箭领涨，主力资金净流出8.06亿元

Group 1 - The aerospace equipment sector increased by 1.9% compared to the previous trading day, with Zhongtian Rocket 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 - In terms of capital flow, the aerospace equipment sector experienced a net outflow of 800 million yuan from main funds, while retail investors contributed a net inflow of 428 million yuan [2] - Speculative funds saw a net inflow of 378 million yuan into the aerospace equipment sector [2]