年末需求进入淡季，关注供给改善品种

Industry Investment Rating - The investment rating for the construction materials industry is "Outperform the Market" [1] Core Insights - The report highlights that the cement market is entering a seasonal downturn, with overall demand showing a downward trend. The real estate market remains weak, while infrastructure demand is regionally differentiated due to policy drivers. The civil market shows relatively inelastic demand. In the medium term, cement industry capacity is expected to decline under policies limiting overproduction, leading to a significant increase in capacity utilization and profit elasticity. Key companies to watch include Conch Cement and Huaxin Cement [3][4] - The glass industry is experiencing sustained demand pressure due to the impact of real estate, with a continuous decline in demand expected in 2025. Short-term improvements in demand during the traditional peak season are limited, and inventory levels among intermediaries are relatively high. Despite recent cold repairs of several production lines, overall supply-demand pressure remains, and prices are expected to stay low in the short term. Key company to monitor is Qibin Group [4][14] - The fiberglass sector is seeing weak demand as the year-end approaches, with downstream purchasing performance being subdued. However, the electronic yarn segment is driven by demand from the AI industry, leading to a rise in both volume and price. The industry is expected to experience explosive growth in demand alongside AI advancements. Key companies to focus on include China Jushi and China National Building Material [4] - The consumer building materials sector has reached a profitability bottom, with prices having no further downward space after years of competition. The industry is strongly advocating for price increases and profit improvements, with expectations for 2026 to see recovery in profitability for leading companies such as Oriental Yuhong and Sanke [4] Summary by Sections Cement - The national cement market is gradually entering the off-season, with demand continuing to decline. The construction market remains weak, and infrastructure demand shows significant regional differentiation. The civil market has relatively rigid demand, and funding remains a key constraint on demand release. In the coming weeks, demand is expected to decrease significantly due to colder weather and the upcoming Spring Festival [8] - In November 2025, the monthly cement production was 154 million tons, a year-on-year decline of 8.2% [8] Glass - The glass industry is under pressure, with traditional peak season demand showing limited improvement. Inventory levels among intermediaries are high, and despite recent cold repairs, supply-demand pressure persists. Prices are expected to remain low in the short term [14] Fiberglass - The fiberglass sector is experiencing subdued demand as year-end approaches, but the electronic yarn segment is benefiting from AI industry demand, leading to a rise in both volume and price. The industry is expected to see significant growth in demand [4] Consumer Building Materials - The consumer building materials sector has reached a profitability bottom, with strong calls for price increases and profit improvements. Expectations for 2026 include recovery in profitability for leading companies [4]