医疗美容板块9月16日跌1.45%，华熙生物领跌，主力资金净流出1.06亿元

Group 1 - The medical beauty sector experienced a decline of 1.45% on September 16, with Huaxi Biological leading the drop [1] - The Shanghai Composite Index closed at 3861.87, up 0.04%, while the Shenzhen Component Index closed at 13063.97, up 0.45% [1] - Key stocks in the medical beauty sector showed varied performance, with Jinbo Biological up 0.66%, Aimeike down 0.81%, and Huaxi Biological down 2.45% [1] Group 2 - The medical beauty sector saw a net outflow of 106 million yuan from main funds, while retail investors contributed a net inflow of 92.11 million yuan [1] - Specific stock fund flows indicated significant outflows for Huaxi Biological and Aimeike, with Huaxi Biological seeing a net outflow of 38.59 million yuan [2] - Aimeike had a net outflow of 67.20 million yuan, while ST Meigu experienced a smaller net outflow of 40.85 million yuan [2]