Group 1 - The renovation and building materials sector weakened, closing at 14,460.16 points with a decline of 1.72% [1] - Individual stocks in the renovation and building materials sector experienced varying degrees of decline, with Jingxue Energy leading the drop at 20.73 CNY per share, down 6.03% [1] - Songlin Technology closed at 27.30 CNY per share, down 5.11%, ranking second in the decline among renovation and building materials stocks [1] - Qu Mei Home closed at 4.82 CNY per share, down 4.74%, ranking third in the decline [1] - Conversely, Qisheng Technology led the gains in the sector, closing at 14.64 CNY per share, up 3.10% [1] - Zhongyuan Home closed at 15.63 CNY per share, up 2.83%, ranking second in gains [1] - Zhejiang Zhengte closed at 46.05 CNY per share, up 1.99%, ranking third in gains [1] Group 2 - Dongwu Securities released a report on the building materials industry, indicating that the overall slope of the real estate chain is slowing but the direction remains unchanged [1] - The report suggests that the clearing of the real estate chain is nearing completion, with a significant improvement in the supply structure [1] - It forecasts stable demand in 2025 with low growth expectations for companies, indicating a higher probability of success for the sector [1]