光学光电子板块12月11日跌2.04%，华映科技领跌，主力资金净流出23.87亿元

Group 1 - The optical optoelectronics sector experienced a decline of 2.04% on December 11, with Huaying Technology leading the drop [1] - The Shanghai Composite Index closed at 3873.32, down 0.7%, while the Shenzhen Component Index closed at 13147.39, down 1.27% [1] Group 2 - The optical optoelectronics sector saw a net outflow of 2.387 billion yuan from main funds, while retail investors contributed a net inflow of 1.836 billion yuan [2] - The sector attracted a net inflow of 0.551 billion yuan from speculative funds on the same day [2]