Group 1 - The cosmetics sector experienced a significant increase of 3.35% on October 15, with Shuiyang Co., Ltd. leading the gains [1] - The Shanghai Composite Index closed at 3912.21, up 1.22%, while the Shenzhen Component Index closed at 13118.75, up 1.73% [1] - Major stocks in the cosmetics sector showed notable price increases, with Shuiyang Co., Ltd. rising by 8.45% to a closing price of 25.03 [1] Group 2 - The net inflow of main funds in the cosmetics sector was 219 million yuan, while retail investors saw a net outflow of 222 million yuan [1] - Shanghai Jahwa's main fund net inflow was 85.02 million yuan, with a retail net outflow of 66.90 million yuan [2] - Shuiyang Co., Ltd. had a main fund net inflow of 46.76 million yuan, but a retail net outflow of 69.20 million yuan [2]