Group 1 - The medical beauty sector experienced a decline of 1.28% on November 17, with *ST Meigu leading the drop [1] - The Shanghai Composite Index closed at 3972.03, down 0.46%, while the Shenzhen Component Index closed at 13202.0, down 0.11% [1] - Major stocks in the medical beauty sector showed varying declines, with Huaxi Biological down 1.04%, Aimeike down 1.05%, and Jinbo Biological down 1.96% [1] Group 2 - The net outflow of main funds in the medical beauty sector was 80.81 million yuan, while retail investors saw a net inflow of 56.06 million yuan [1] - Specific fund flows indicated that Huaxi Biological had a net outflow of 9.16 million yuan, *ST Meigu had a net outflow of 12.64 million yuan, and Aimeike had a net outflow of 59.00 million yuan [2]