行业周报：建材行业稳增长方案出台，积极布局建材机会-20250928

Investment Rating - The investment rating for the building materials industry is "Positive" (maintained) [1] Core Viewpoints - The Ministry of Industry and Information Technology and five other departments have jointly issued the "Building Materials Industry Steady Growth Work Plan (2025-2026)", which aims to stabilize growth and promote transformation. Key goals include achieving over 300 billion yuan in revenue from green building materials by 2026 and establishing "zero external electricity, zero carbon emissions" demonstration factories [3][4] - The report recommends several companies in the consumer building materials sector, including Sankeshu (channel penetration and retail expansion), Dongfang Yuhong (waterproof leader with optimized operational structure), Weixing New Materials (high-quality operations with a high retail business ratio), and Jianlang Hardware. Beneficiary stocks include Beixin Building Materials (gypsum board leader with diversified expansion into coatings and waterproof sectors) [3][4] - The cement sector is expected to benefit from the "Energy Saving and Carbon Reduction Special Action Plan" issued by the National Development and Reform Commission, which aims to control cement clinker capacity at around 1.8 billion tons by the end of 2025 [3][4] Summary by Sections Market Overview - The building materials index fell by 2.11% in the week from September 22 to September 26, 2025, underperforming the CSI 300 index by 3.18 percentage points. Over the past three months, the CSI 300 index rose by 13.80%, while the building materials index increased by 10.96%, underperforming by 2.84 percentage points [4][11] - The average PE ratio for the building materials sector is 28.92 times, ranking it 15th from the bottom among all A-share industries, while the PB ratio is 1.32 times, ranking it 8th from the bottom [17][21] Cement Sector - As of September 26, 2025, the average price of P.O42.5 bulk cement nationwide was 287.55 yuan/ton, an increase of 3.06% month-on-month. The clinker inventory ratio reached 70.17%, up by 5.06 percentage points [22][23] - Regional price trends show increases in various areas, with the highest increase in the southwest region at 7.67% [22][23] Glass Sector - The spot price of float glass as of September 26, 2025, was 1283.80 yuan/ton, up by 6.19% from the previous period. The inventory of float glass decreased by 2.60%, with a total of 53.29 million weight boxes [73][75] - The price of photovoltaic glass remained stable at 125.00 yuan/weight box [77] Fiberglass Sector - The market price for non-alkali 2400tex direct yarn ranges from 3400 to 4000 yuan/ton, with variations depending on the region and specific product type [6][4] Consumer Building Materials - As of September 26, 2025, the price of crude oil was 72.09 USD/barrel, showing a week-on-week increase of 7.76%. The price of asphalt remained stable at 4570 yuan/ton [6][4]