智能音箱概念涨3.05%，主力资金净流入37股

Group 1 - The smart speaker concept index rose by 3.05%, ranking 9th among concept sectors, with 54 stocks increasing in value [1] - Notable gainers in the smart speaker sector included Ruixinwei, Yingtong Communications, and Southern Precision, which all hit the daily limit, with increases of 10.00%, 9.99%, and 9.99% respectively [2][3] - The sector saw a net inflow of 1.716 billion yuan from main funds, with 37 stocks receiving net inflows, and five stocks exceeding 100 million yuan in net inflows [2] Group 2 - The top three stocks by net inflow were Ruixinwei (644.12 million yuan), Southern Precision (382.57 million yuan), and Yingtong Communications (226.54 million yuan) [2][3] - The net inflow ratios for Yingtong Communications, Ruixinwei, and Southern Precision were 33.36%, 23.54%, and 22.59% respectively [3] - The overall trading performance of the smart speaker sector was strong, with several stocks showing significant turnover rates, indicating active trading [4]