Market Overview - The rubber sector increased by 0.95% on October 20, with Yuanxiang New Materials 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] Stock Performance - Yuanxiang New Materials (301300) closed at 39.30, up 6.02% with a trading volume of 18,400 lots and a transaction value of 71.7095 million yuan [1] - Other notable performers include: - Kexin New Source (300731) at 41.73, up 3.50% with a trading volume of 58,600 lots [1] - Litong Technology (920225) at 31.90, up 2.90% with a trading volume of 108,800 lots [1] - Yongdong Co., Ltd. (002753) at 7.10, up 2.45% with a trading volume of 53,700 lots [1] Capital Flow - The rubber sector experienced a net outflow of 64.8746 million yuan from institutional investors, while retail investors saw a net inflow of 61.5242 million yuan [2] - The overall capital flow indicates a mixed sentiment, with institutional investors withdrawing funds while retail investors increased their positions [2] Individual Stock Capital Flow - Notable net inflows and outflows for specific stocks include: - Sanwen Co., Ltd. (002068) with a net inflow of 6.0209 million yuan from institutional investors [3] - Tongcheng New Materials (603650) saw a net outflow of 4.51893 million yuan from institutional investors [3] - Yuanxiang New Materials (301300) had a net inflow of 1.4385 million yuan from institutional investors [3]