化学纤维板块1月8日涨0.83%，同益中领涨，主力资金净流出1.9亿元

Group 1 - The chemical fiber sector increased by 0.83% on January 8, with Tongyi Zhong leading the gains [1] - The Shanghai Composite Index closed at 4082.98, down 0.07%, while the Shenzhen Component Index closed at 13959.48, down 0.51% [1] - Key stocks in the chemical fiber sector showed various performance metrics, with Tongyi Zhong closing at 20.86, up 5.41%, and Yufu Co., Ltd. at 6.80, up 3.82% [1] Group 2 - The chemical fiber sector experienced a net outflow of 190 million yuan from main funds, while retail investors saw a net inflow of 112 million yuan [2] - The trading volume and turnover for key stocks varied, with Nanjing Chemical Fiber showing a significant decline of 4.80% [2] - The detailed fund flow for individual stocks indicated that Huafeng Chemical had a main fund outflow of 57.28 million yuan, while Zhongfu Shenying had a net inflow of 54.90 million yuan [3]