Zheng Xing Xing Ye Ri Bao·2025-10-13 12:45Market Overview - On October 13, the renovation and building materials sector declined by 0.32% compared to the previous trading day, with ST Nanchuan leading the decline [1] - The Shanghai Composite Index closed at 3889.5, down 0.19%, while the Shenzhen Component Index closed at 13231.47, down 0.93% [1] Stock Performance - Notable gainers in the renovation and building materials sector included: - Huali Co., Ltd. (603038) with a closing price of 19.91, up 10.00% and a trading volume of 308,200 shares, totaling 596 million yuan [1] - Kesheng New Materials (920580) closed at 17.00, up 2.97% with a trading volume of 41,900 shares [1] - Wanli Stone (002785) closed at 38.24, up 2.22% with a trading volume of 194,200 shares, totaling 743 million yuan [1] - Notable decliners included: - ST Nanchuan (300198) closed at 2.20, down 2.65% with a trading volume of 153,300 shares, totaling 33.6 million yuan [2] - Beijing Lier (002392) closed at 9.97, down 2.16% with a trading volume of 292,000 shares [2] - Beixin Building Materials (000786) closed at 24.20, down 1.55% with a trading volume of 131,000 shares, totaling 316 million yuan [2] Capital Flow - The renovation and building materials sector saw a net inflow of 31.36 million yuan from institutional investors, while retail investors experienced a net outflow of 17.39 million yuan [2][3] - The capital flow for key stocks showed: - Huali Co., Ltd. had a net inflow of 149 million yuan from institutional investors, but a net outflow of 76.64 million yuan from retail investors [3] - Wanli Stone had a net inflow of 12.84 million yuan from institutional investors, with a slight outflow from retail investors [3] - Beixin Building Materials had a net inflow of 9.77 million yuan from institutional investors, but a net outflow of 21.01 million yuan from retail investors [3]