Core Viewpoint - The construction materials sector is experiencing price fluctuations, with a notable decline in cement prices compared to previous years, while other materials like glass and fiberglass show mixed trends in pricing and demand [1][3][6]. Group 1: Cement Market - The national high-standard cement market price is 343.8 yuan/ton, down 3.3 yuan/ton from last week and down 46.2 yuan/ton from the same period in 2024 [1][3]. - Average cement inventory among sample enterprises is 65.8%, up 0.1 percentage points from last week but down 1.8 percentage points from 2024 [3]. - The average cement shipment rate is 45.9%, up 2.4 percentage points from last week but down 0.5 percentage points from 2024 [3]. Group 2: Glass Market - The average price of float glass is 1212.0 yuan/ton, up 7.0 yuan/ton from last week but down 324.1 yuan/ton from 2024 [3]. - The inventory of float glass among sample enterprises is 5.559 million heavy boxes, down 175,000 heavy boxes from last week and down 292,000 heavy boxes from 2024 [3]. - The glass industry is expected to see a supply-side contraction, which may improve the short-term supply-demand balance and lead to price stabilization [8]. Group 3: Fiberglass Market - The domestic fiberglass market is experiencing a downward trend in pricing, with mainstream prices for non-alkali yarn at 3200-3700 yuan/ton, down 0.54% from the previous week [3][7]. - The market for electronic fiberglass is stable, with mainstream prices for G75 remaining at 8800-9200 yuan/ton [3][7]. - The industry is expected to see a recovery in profitability as supply-demand balance improves, particularly in high-end products driven by technological advancements [7]. Group 4: Investment Recommendations - Companies such as Shanghai Port Bay, Yipuli, and Huaxin Cement are recommended due to their potential benefits from infrastructure investments and stable demand expectations [5]. - The construction materials sector is suggested for investment due to its low valuation and potential for recovery, particularly in leading companies like Huaxin Cement and Sichuan Road and Bridge [5][10]. - The fiberglass sector is highlighted for its growth potential, especially for companies like Zhongcai Technology and Honghe Technology, which are positioned to benefit from technological upgrades [5][7].