游戏板块12月19日涨1.74%，世纪华通领涨，主力资金净流入3.04亿元

Group 1 - The gaming sector increased by 1.74% compared to the previous trading day, with Century Huatong 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 in the gaming sector was 304 million yuan, while speculative funds saw a net outflow of 322 million yuan, and retail investors had a net inflow of 18.2383 million yuan [2]