Zheng Xing Xing Ye Ri Bao·2025-08-13 08:34Market Overview - The rubber sector increased by 1.07% on August 13, with Litong Technology leading the gains [1] - The Shanghai Composite Index closed at 3683.46, up 0.48%, while the Shenzhen Component Index closed at 11551.36, up 1.76% [1] Top Performers in Rubber Sector - Litong Technology (832225) closed at 23.72, up 7.67% with a trading volume of 88,300 shares and a turnover of 203 million [1] - Kexin New Source (300731) closed at 52.30, up 6.97% with a trading volume of 280,100 shares and a turnover of 1.392 billion [1] - Tiantie Technology (300587) closed at 8.20, up 5.13% with a trading volume of 725,700 shares and a turnover of 586 million [1] Other Notable Stocks - Haida Co., Ltd. (300320) closed at 10.60, up 2.81% with a trading volume of 241,500 shares and a turnover of 254 million [1] - Tongcheng New Materials (603650) closed at 34.85, up 2.08% with a trading volume of 213,500 shares and a turnover of 749 million [1] Fund Flow Analysis - The rubber sector saw a net inflow of 11.92 million from institutional investors, while retail investors experienced a net inflow of 1.68 million [2] - The sector had a net outflow of 13.60 million from speculative funds [2] Individual Stock Fund Flow - Kexin New Source (300731) had a net inflow of 92.21 million from institutional investors, but a net outflow of 67.51 million from speculative funds [3] - Tiantie Technology (300587) experienced a net inflow of 39.65 million from institutional investors, with a slight outflow from speculative funds [3] - Three-dimensional Co., Ltd. (603033) had a net inflow of 15.98 million from institutional investors, while retail investors saw a net outflow of 16.88 million [3]