Group 1 - The carbon fiber concept sector rose by 2.52%, ranking second among concept sectors, with 47 stocks increasing, including Heshun Technology which hit the daily limit with a 20% increase [1] - Notable gainers in the carbon fiber sector included Jilin Carbon Valley, Guangwei Composite, and Zhongfu Shenying, which rose by 23.65%, 14.86%, and 9.02% respectively [1] - The sector experienced a net outflow of 500 million yuan from main funds, with 32 stocks seeing net inflows, and five stocks receiving over 100 million yuan in net inflows, led by Guangwei Composite with 348 million yuan [2][3] Group 2 - Jilin Chemical Fiber, Heshun Technology, and Daosheng Tianhe had the highest net inflow ratios at 25.72%, 19.30%, and 15.73% respectively [3] - The top stocks by net inflow in the carbon fiber sector included Guangwei Composite, Jilin Chemical Fiber, and Jinfat Technology, with net inflows of 348 million yuan, 298 million yuan, and 208 million yuan respectively [2][3] - The overall market performance showed a mixed trend, with some stocks like Daye Intelligent and TBEA experiencing declines of 16.38% and 3.20% respectively [1][2]