白色家电板块1月29日涨2.42%，美的集团领涨，主力资金净流出1.69亿元

Group 1 - The white goods sector increased by 2.42% on January 29, with Midea Group leading the gains [1] - The Shanghai Composite Index closed at 4157.98, up 0.16%, while the Shenzhen Component Index closed at 14300.08, down 0.3% [1] - Midea Group's stock price rose by 3.37% to 77.88, with a trading volume of 622,400 shares and a transaction value of 4.784 billion yuan [1] Group 2 - The white goods sector experienced a net outflow of 169 million yuan from institutional investors and 195 million yuan from speculative funds, while retail investors saw a net inflow of 364 million yuan [3] - Midea Group had a net inflow of 24.2 million yuan from institutional investors, while it faced a net outflow of 28.4 million yuan from speculative funds [3] - Gree Electric experienced a net outflow of 119 million yuan from institutional investors and a net inflow of 138 million yuan from retail investors [3]