钠离子电池概念下跌2.24%，主力资金净流出88股

Group 1 - The sodium-ion battery concept sector experienced a decline of 2.24%, ranking among the top declines in concept sectors, with companies like Jin Yinhe, Huasheng Lithium, and Keheng Co. leading the drop [1][2] - Among the 88 stocks in the sodium-ion battery sector, 13 stocks saw price increases, with Aima Technology, Jiangsu New Energy, and Dongfeng Group showing gains of 3.88%, 2.83%, and 2.37% respectively [1][2] - The sector faced a net outflow of 2.457 billion yuan in main funds, with Guoxuan High-Tech experiencing the highest outflow of 239 million yuan [2][3] Group 2 - The top gainers in the concept sectors included Alzheimer's concept with a rise of 1.80%, and cross-border payment (CIPS) with an increase of 1.72%, while the solid-state battery sector fell by 2.26% [2] - The main funds saw inflows in companies like Ningde Times, Weilan Lithium, and Shengquan Group, with net inflows of 232 million yuan, 183 million yuan, and 6.224 million yuan respectively [2][6] - The sodium-ion battery concept sector had significant outflows, with major companies like Daoshih Technology, BYD, and Xingyuan Materials also experiencing substantial fund outflows [2][3]