Group 1 - The medical beauty sector experienced a decline of 0.12% on October 23, with Jinbo Biological leading the drop [1] - The Shanghai Composite Index closed at 3922.41, up 0.22%, while the Shenzhen Component Index closed at 13025.45, also up 0.22% [1] - Key stocks in the medical beauty sector showed mixed performance, with Aimeike rising by 0.64% and Jinbo Biological falling by 2.84% [1] Group 2 - The net outflow of main funds in the medical beauty sector was 32.09 million yuan, while retail funds saw a net inflow of 10.22 million yuan [1] - Specific stock fund flows indicated that *ST Meigu experienced a main fund outflow of 6.29 million yuan, while retail funds had a net inflow of 6.18 million yuan [2] - Huaxi Biological also faced a main fund outflow of 10.03 million yuan, with retail funds showing a net inflow of 4.67 million yuan [2]