Zheng Xing Xing Ye Ri Bao·2025-08-04 08:30Market Overview - The renovation and building materials sector increased by 0.33% on August 4, with Youbang Ceiling leading the gains [1] - The Shanghai Composite Index closed at 3583.31, up 0.66%, while the Shenzhen Component Index closed at 11041.56, up 0.46% [1] Top Gainers in the Sector - Youbang Ceiling (002718) closed at 17.65, up 3.70% with a trading volume of 34,400 lots and a transaction value of 59.97 million [1] - Jingxue Energy (301010) closed at 19.08, up 3.25% with a trading volume of 51,900 lots and a transaction value of 97.68 million [1] - Kaier New Materials (300234) closed at 5.56, up 2.96% with a trading volume of 169,100 lots and a transaction value of 92.56 million [1] Top Losers in the Sector - Kexin New Materials (833580) closed at 14.80, down 2.05% with a trading volume of 36,100 lots and a transaction value of 53.10 million [2] - Wanli Stone (002785) closed at 29.60, down 2.05% with a trading volume of 61,300 lots and a transaction value of 182 million [2] - Yangzi New Materials (002652) closed at 4.12, down 1.90% with a trading volume of 874,200 lots and a transaction value of 360 million [2] Capital Flow Analysis - The renovation and building materials sector experienced a net outflow of 21.44 million from main funds, while retail funds saw a net inflow of 10.99 million [2] - The main funds' net inflow for Yangzi New Materials (002652) was 16.58 million, while it faced a net outflow of 29.77 million from retail investors [3] - Luoyang Energy (002088) had a main fund net inflow of 14.49 million, but also saw significant outflows from both retail and speculative funds [3]