医疗美容板块9月19日涨0.23%，华熙生物领涨，主力资金净流出6822.9万元

Group 1 - The medical beauty sector increased by 0.23% on September 19, with Huaxi Biological leading the gains [1] - The Shanghai Composite Index closed at 3820.09, down 0.3%, while the Shenzhen Component Index closed at 13070.86, down 0.04% [1] - Key stocks in the medical beauty sector showed varied performance, with Huaxi Biological closing at 56.56, up 0.44%, and Jinbo Biological closing at 295.98, down 0.84% [1] Group 2 - The medical beauty sector experienced a net outflow of 68.23 million yuan from main funds, while retail investors saw a net inflow of 7.38 million yuan [1] - Detailed fund flow data indicated that *ST Meigu had a main fund net inflow of 66,800 yuan, while Huaxi Biological had a main fund net outflow of 21.58 million yuan [2] - Aimeike experienced a main fund net outflow of 46.72 million yuan, with retail investors showing a slight net outflow of 206,050 yuan [2]