Changjiang Securities·2025-06-05 02:20Investment Rating - The industry investment rating is "Positive" and maintained [12] Core Viewpoints - There is a shortage of high-end special glass fiber, and the report continues to recommend African building materials [2][6] - Cement prices are expected to rise, while glass inventory has slightly accumulated [8] - The report recommends focusing on the African supply chain and domestic substitution chain, with leading companies being the main focus for the year [10] Summary by Sections Special Glass Fiber - Low CTE glass fiber fabric is in short supply, with major manufacturers like Mitsubishi Gas Chemical issuing delayed delivery notices, extending lead times to 4-5 months [6] - The demand for advanced packaging materials, particularly for AI GPUs, is driving supply constraints in high-end Low CTE glass fiber fabric [6] - China National Materials Technology is expected to benefit significantly due to rapid capacity expansion and product upgrades, with an anticipated monthly capacity of approximately 6 million meters by the end of 2026 [6] Cement Market - The domestic cement market saw a slight increase in demand, with an average shipment rate of 48% in key regions, up by about 1.4 percentage points month-on-month but down 5.5% year-on-year [8][24] - The national average cement price decreased by 0.8% month-on-month, with some regions planning to increase prices in June [8][25] Glass Market - The domestic float glass market is experiencing weak demand, with prices continuing to decline [9][36] - The production capacity utilization rate is at 81.65%, with a total of 285 production lines and a daily melting capacity of 159,205 tons [9][36] - Inventory levels have increased slightly, with a total of 57.89 million weight boxes in key monitored provinces, reflecting a 0.26% increase [9][36] Recommendations - The report actively recommends companies like Keda Manufacturing in the African supply chain, which has advantages in production, channels, and brand [10] - For domestic substitution, companies such as China National Materials Technology, Mega Chip Color, and Puyang Huicheng are highlighted due to their strong positions in the market [10] - The report emphasizes the potential for growth in the existing building materials sector, particularly in renovation and public construction [10]