Investment Rating - The industry investment rating is "Overweight" for both construction and building materials, maintained from previous assessments [7]. Core Insights - The report indicates that the construction sector is approaching a turning point, with expectations of narrowing year-on-year declines in revenue due to a low base in Q3 2024 [1]. - The demand for consumer building materials remains relatively stable, with retail categories showing signs of resilience despite ongoing pressures in the engineering sector [1]. - The cement and glass sectors are experiencing weak physical volumes, but there are signs of inventory and price improvements as of September [1]. - High-end demand for fiberglass is strong, leading to continuous profit improvements for companies in that segment, while carbon fiber prices remain stable, supported by wind energy demand [1]. Summary by Sections Construction Sector - In Q3 2025, local government special bond net financing is approximately 1.6 trillion yuan, a decrease of 2.11% from Q2 [2]. - Infrastructure, real estate, and manufacturing investments have shown a year-on-year decline of 1.2%, 0.9%, and 1.1 percentage points respectively compared to the previous month [2]. - Major state-owned enterprises are expected to maintain flat revenue, but the year-on-year decline may narrow due to the low base effect from Q3 2024 [2]. - Regional state-owned enterprises are expected to perform variably, with some regions like Sichuan showing profit growth [2]. Consumer Building Materials - Prices for key raw materials in Q3 2025 show mixed trends, with waterproofing and gypsum board prices increasing while others like hardware and pipes decline [3]. - The cumulative sales of commercial housing from January to August 2025 decreased by 4.7%, while the sales of second-hand homes in sample cities still showed positive growth [3]. - Retail sales in the building and decoration materials sector reached 108.8 billion yuan, a year-on-year increase of 1.8% [3]. Cement and Glass - The average price of cement in Q3 2025 is 349 yuan/ton, reflecting a year-on-year decline of 10.5% [4]. - The average price of float glass is 65 yuan per heavy box, down 13.3% year-on-year, but there is a price increase trend starting in September [4]. - The profitability of the glass sector is expected to improve year-on-year, although supply-side changes are still needed [4]. Fiberglass and Carbon Fiber - The demand for high-end electronic yarn remains strong, with profit improvements expected for fiberglass companies [5]. - The average price of carbon fiber has remained stable, with a slight year-on-year decline, but overall demand is improving, particularly in the wind energy sector [5].