化妆品板块9月12日跌1.22%，上海家化领跌，主力资金净流出2.11亿元

Group 1 - The cosmetics sector experienced a decline of 1.22% on September 12, with Shanghai Jahwa leading the drop [1][2] - The Shanghai Composite Index closed at 3883.69, up 0.22%, while the Shenzhen Component Index closed at 12996.38, up 0.13% [1] - Major stocks in the cosmetics sector showed mixed performance, with Marubi Biological and Water Sheep shares increasing by 1.15% and 0.45% respectively, while Shanghai Jahwa fell by 4.07% [1][2] Group 2 - The net outflow of main funds in the cosmetics sector was 211 million yuan, while retail investors saw a net inflow of 113 million yuan [2][3] - Specific stocks like Water Sheep and LaFang Home had varying net inflows and outflows, with Water Sheep seeing a net inflow of 14.77 million yuan from main funds [3] - Shanghai Jahwa and other companies like Beitaini and Furuida experienced significant net outflows from main funds, indicating potential investor concerns [3]