Market Overview - The rubber sector experienced a decline of 3.31% on November 21, with Li Tong Technology leading the drop [1] - The Shanghai Composite Index closed at 3834.89, down 2.45%, while the Shenzhen Component Index closed at 12538.07, down 3.41% [1] Individual Stock Performance - Notable gainers included Tongcheng New Materials, which rose by 2.81% to a closing price of 42.87, with a trading volume of 470,200 shares and a transaction value of 2.027 billion [1] - Li Tong Technology saw a significant drop of 13.94%, closing at 35.20, with a trading volume of 65,600 shares and a transaction value of 239 million [2] - Other stocks like Yuandong Co. and Kexin New Materials also faced declines of 11.41% and 9.95% respectively [2] Capital Flow Analysis - The rubber sector experienced a net outflow of 14.92 million from institutional investors, while retail investors saw a net outflow of 151 million [2] - Conversely, speculative funds recorded a net inflow of 166 million into the sector [2] Detailed Capital Flow for Selected Stocks - Kexin New Materials had a net inflow of 41.57 million from institutional investors, while retail investors faced a net outflow of 12.7 million [3] - Tongcheng New Materials saw a net inflow of 37.06 million from institutional investors, but speculative funds had a net outflow of 51.98 million [3] - Longxing Technology experienced a net inflow of 31.53 million from institutional investors, with a significant net outflow of 34.81 million from retail investors [3]