医疗美容板块12月22日跌0.49%，锦波生物领跌，主力资金净流出6377.9万元

Group 1 - The medical beauty sector experienced a decline of 0.49% on December 22, with Jinbo Biological leading the drop [1] - The Shanghai Composite Index closed at 3917.36, up by 0.69%, while the Shenzhen Component Index closed at 13332.73, up by 1.47% [1] - A detailed table of individual stock performance in the medical beauty sector is provided [1] Group 2 - In terms of capital flow, the medical beauty sector saw a net outflow of 63.79 million yuan from main funds, while retail funds had a net inflow of 15.31 million yuan [2] - The net inflow from speculative funds was 48.47 million yuan [2] - A detailed table of capital flow for individual stocks in the medical beauty sector is included [2]