军工电子板块12月23日跌1.63%，陕西华达领跌，主力资金净流出36.65亿元

Group 1 - The military electronics sector experienced a decline of 1.63% on December 23, with Shaanxi Huada leading the drop [1] - The Shanghai Composite Index closed at 3919.98, up 0.07%, while the Shenzhen Component Index closed at 13368.99, up 0.27% [1] Group 2 - The military electronics sector saw a net outflow of 3.665 billion yuan from main funds, with retail investors contributing a net inflow of 3.843 billion yuan [2] - The net outflow from speculative funds was 178 million yuan [2]