白色家电板块1月28日跌1.15%，澳柯玛领跌，主力资金净流出5.05亿元

Group 1 - The white goods sector experienced a decline of 1.15% on January 28, with Aucma 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] - Major companies in the white goods sector showed varied performance, with Midea Group down 1.00% and Gree Electric down 1.49% [1] Group 2 - The net outflow of main funds in the white goods sector was 505 million yuan, while retail investors saw a net inflow of 751 million yuan [1] - Haier Smart Home had a main fund net inflow of 1.27 billion yuan, but also a significant retail net outflow of 1.57 billion yuan [2] - Gree Electric experienced a main fund net outflow of 4.31 billion yuan, with retail investors contributing a net inflow of 482 million yuan [2]