Zheng Xing Xing Ye Ri Bao·2025-12-31 08:56Group 1 - The chemical fiber sector experienced a decline of 1.41% on December 31, with C Shuangxin leading the drop [1] - The Shanghai Composite Index closed at 3968.84, up 0.09%, while the Shenzhen Component Index closed at 13525.02, down 0.58% [1] - Key stocks in the chemical fiber sector showed varied performance, with Huillong New Materials rising by 4.60% and C Shuangxin falling by 16.11% [1][2] Group 2 - The main funds in the chemical fiber sector saw a net outflow of 244 million yuan, while retail investors had a net inflow of 177 million yuan [2] - The trading volume for C Shuangxin was 1.0414 million shares, with a total transaction value of 1.82 billion yuan [2] - The fund flow analysis indicates that Suzhou Longjie had a net inflow of 27.84 million yuan from main funds, while Jilin Chemical Fiber experienced a net outflow of 38.83 million yuan from retail investors [3]