GOLDEN SUN SECURITIES·2025-09-14 10:11Investment Rating - The report maintains an "Overweight" rating for the construction materials sector [4] Core Views - The construction materials sector is expected to benefit from government debt management measures aimed at supporting high-quality development and alleviating financial pressure on local governments [2] - The cement industry is in a demand bottoming phase, with supply-side improvements anticipated due to increased production discipline [2][3] - The glass fiber sector shows signs of recovery with demand from wind power projects expected to rise, while the photovoltaic glass market is stabilizing due to self-regulated production cuts [2][7] - Consumer building materials are recommended due to favorable conditions in the second-hand housing market and consumption stimulus policies [2] Summary by Sections Cement Industry Tracking - As of September 12, 2025, the national cement price index is 339.18 CNY/ton, up 0.89% week-on-week, with a total cement output of 2.659 million tons, an increase of 3.16% [3][17] - The cement clinker capacity utilization rate is 55.69%, up 14.96 percentage points from the previous week [3][17] - The construction sector is showing steady growth, but regional weather and demand release discrepancies are affecting the overall market [17] Glass Industry Tracking - The average price of float glass is 1197.01 CNY/ton, with a slight increase of 0.34% week-on-week [6] - Inventory levels have decreased, but demand remains weak, with many small processing plants facing order shortages [6] Glass Fiber Industry Tracking - The price of non-alkali glass fiber has seen a slight increase, with demand showing limited recovery [7] - The demand for electronic yarn is stable, with high-end products continuing to perform well [7] Consumer Building Materials - The consumer building materials sector is experiencing a weak recovery, with upstream raw material prices fluctuating [8] - The report highlights the potential for long-term market share growth in this sector [2] Carbon Fiber Industry Tracking - The carbon fiber market remains stable, with production costs at 107,100 CNY/ton and a negative gross margin [8]