Zheng Xing Xing Ye Ri Bao·2025-10-31 08:42Market Overview - The renovation and building materials sector increased by 0.87% compared to the previous trading day, with Jianlang Hardware leading the gains [1] - The Shanghai Composite Index closed at 3954.79, down 0.81%, while the Shenzhen Component Index closed at 13378.21, down 1.14% [1] Key Stocks Performance - Jianlang Hardware (002791) closed at 22.70, up 5.53% with a trading volume of 157,900 shares and a transaction value of 357 million yuan [1] - Zhongqi New Materials (001212) closed at 49.81, up 5.13% with a trading volume of 70,100 shares and a transaction value of 349 million yuan [1] - Youbang Ceiling (002718) closed at 25.14, up 3.24% with a trading volume of 19,400 shares and a transaction value of 47.95 million yuan [1] - Other notable performers include Tu Baobao (002043) up 2.77% and Beijing Lier (002392) up 2.75% [1] Capital Flow Analysis - The renovation and building materials sector saw a net inflow of 38.71 million yuan from institutional investors, while retail investors experienced a net outflow of 42.53 million yuan [2] - Major stocks like Beijing Lier (002392) had a net inflow of 33.61 million yuan from institutional investors, indicating strong institutional interest [3] - Zhongqi New Materials (001212) also attracted 20.08 million yuan from institutional investors, despite a net outflow from retail investors [3]