化学纤维板块10月31日跌0.36%，中复神鹰领跌，主力资金净流出6440.05万元

Market Overview - The chemical fiber sector experienced a decline of 0.36% on October 31, with Zhongfu Shenying leading the drop [1] - The Shanghai Composite Index closed at 3954.79, down 0.81%, while the Shenzhen Component Index closed at 13378.21, down 1.14% [1] Stock Performance - Notable gainers in the chemical fiber sector included: - Shenma Co., Ltd. (600810) with a closing price of 9.93, up 3.33% and a trading volume of 362,000 shares, totaling 356 million yuan [1] - Xinxiang Chemical Fiber (000949) at 4.37, up 3.31% with a volume of 646,300 shares, totaling 285 million yuan [1] - Hengshen New Materials (000782) at 5.62, up 3.31% with a volume of 309,800 shares, totaling 174 million yuan [1] - Conversely, Zhongfu Shenying (688295) saw a significant decline of 4.98%, closing at 25.78 with a trading volume of 60,700 shares, totaling 160 million yuan [2] Capital Flow - The chemical fiber sector experienced a net outflow of 64.4 million yuan from institutional investors and 55.6 million yuan from speculative funds, while retail investors saw a net inflow of 120 million yuan [2] - Key stocks with notable capital flow included: - Shenma Co., Ltd. (600810) had a net inflow of 42.56 million yuan from institutional investors, while it faced outflows from speculative and retail investors [3] - Huafeng Chemical (002064) saw a net inflow of 16.53 million yuan from institutional investors, with outflows from speculative and retail investors [3]