8.38亿主力资金净流入，脑机接口概念涨6.63%

Group 1 - The brain-computer interface concept sector saw a significant increase of 6.63%, ranking first among concept sectors, with 28 stocks rising, including Beiyikang at a 30% limit up and Aipeng Medical at a 20% limit up [1][2] - Notable gainers in the sector included Jihua Group, Qisheng Technology, and Nanjing Panda, all reaching their daily limit up, while Haige Communication and Junpu Intelligent were among the few decliners [1][2] - The brain-computer interface sector attracted a net inflow of 838 million yuan from main funds, with 18 stocks receiving net inflows, and six stocks exceeding 100 million yuan in net inflows, led by Yanshan Technology with 380 million yuan [2][3] Group 2 - The top stocks by net inflow ratio included Innovation Medical, Nanjing Panda, and Aipeng Medical, with net inflow ratios of 50.42%, 49.20%, and 36.76% respectively [3] - The trading performance of key stocks in the brain-computer interface sector showed significant daily changes, with Yanshan Technology rising by 7.49% and Aipeng Medical by 19.99% [3][4] - The overall market sentiment in the brain-computer interface sector was positive, contrasting with declines in other sectors such as recombinant proteins and weight loss drugs, which fell by 2.05% and 2.02% respectively [2][4]