Zheng Xing Xing Ye Ri Bao·2025-10-20 08:21Group 1 - The chemical fiber sector increased by 0.62% on October 20, with Shenma Co., Ltd. leading the gains [1] - The Shanghai Composite Index closed at 3863.89, up 0.63%, while the Shenzhen Component Index closed at 12813.21, up 0.98% [1] - Key stocks in the chemical fiber sector showed significant price increases, with Shenma Co., Ltd. rising by 4.45% to a closing price of 10.57 [1] Group 2 - The main capital flow in the chemical fiber sector showed a net inflow of 22.42 million yuan, while retail investors had a net inflow of 63.82 million yuan [2] - Major stocks like Shenma Co., Ltd. and Xinxiang Chemical Fiber saw varying levels of net capital inflow and outflow from different investor categories [3] - Shenma Co., Ltd. had a net inflow of 71.02 million yuan from main capital, while retail investors experienced a net outflow of 43.36 million yuan [3]