KAIYUAN SECURITIES·2025-09-21 12:41Investment Rating - The investment rating for the building materials industry is "Positive" (maintained) [1] Core Viewpoints - The building materials sector is driven by dual forces of policy and demand, with a focus on high-performance new materials supporting green construction and renovation [3] - The new materials industry in China is expected to grow from a value of 6.8 trillion yuan in 2022 to 10 trillion yuan by 2025, with 30 sub-industries transitioning to high value-added products [3] - The report highlights specific companies to invest in, including Sankeshu (channel expansion), Dongfang Yuhong (waterproofing leader), Weixing New Materials (high-quality operations), and Jianlang Hardware [3] - The cement sector is expected to benefit from energy-saving and carbon reduction initiatives, with a target to control cement clinker capacity at around 1.8 billion tons by the end of 2025 [3] Market Performance - The building materials index increased by 0.43% in the week from September 15 to September 19, outperforming the CSI 300 index by 0.88 percentage points [4][13] - Over the past three months, the building materials index has risen by 19.82%, while the CSI 300 index has increased by 14.18%, indicating a 5.64 percentage point outperformance [4][13] - In the past year, the building materials index has grown by 43.00%, compared to a 34.31% increase in the CSI 300 index, resulting in an 8.69 percentage point outperformance [4][13] Cement Sector Insights - As of September 19, the average price of P.O42.5 bulk cement in China was 279.00 yuan/ton, reflecting a 1.44% increase from the previous period [6][24] - The clinker inventory ratio reached 65.11%, up by 2.52 percentage points [6][24] - Regional price variations were noted, with increases in East China (+2.04%) and South China (+1.72%), while North China saw a decrease of 1.01% [24] Glass Sector Insights - The average price of float glass as of September 19 was 1208.98 yuan/ton, with a slight increase of 0.55% [6][76] - The inventory of float glass decreased by 29,000 weight boxes, a decline of 0.53% [6][78] - The price of photovoltaic glass remained stable at 125.00 yuan/weight box [6][80] Fiberglass Sector Insights - The price of non-alkali 2400tex direct yarn ranged from 3400 to 4000 yuan/ton, with variations based on specific product types [6][5] - The market for fiberglass is showing stability, with flexible pricing strategies being employed by some manufacturers [6][5] Consumer Building Materials Insights - As of September 19, the price of asphalt was stable at 4570 yuan/ton, while the price of titanium dioxide decreased by 0.38% to 13000 yuan/ton [6][5] - The report indicates that raw material prices for consumer building materials are experiencing slight fluctuations [6][5]