化妆品板块1月28日跌1.7%，嘉亨家化领跌，主力资金净流出1.08亿元

Group 1 - The cosmetics sector experienced a decline of 1.7% on January 28, with Jiaheng Jiahua leading the drop [1] - The Shanghai Composite Index closed at 4151.24, up 0.27%, while the Shenzhen Component Index closed at 14342.9, up 0.09% [1] - Key stocks in the cosmetics sector showed varied performance, with Qingdao Jinwang closing at 8.29, up 0.61%, while Jiaheng Jiahua closed at 39.27, down 5.31% [2] Group 2 - The cosmetics sector saw a net outflow of 108 million yuan from main funds, while retail investors contributed a net inflow of 78.97 million yuan [2] - Main fund inflows and outflows varied across companies, with Shanghai Jiahua seeing a net inflow of 13.15 million yuan from main funds but a net outflow of 29.43 million yuan from speculative funds [3] - Jiaheng Jiahua had a net inflow of 1.96 million yuan from main funds but a net outflow of 8.80 million yuan from retail investors [3]