GOLDEN SUN SECURITIES·2025-12-07 12:56Investment Rating - The report maintains a rating of "Buy" for several key stocks in the construction materials sector, including Yao Pi Glass, Yinlong Co., Puxin Co., San Ke Shu, and Wei Xing New Materials, while recommending "Hold" for Bei Xin Materials [8]. Core Insights - The construction materials sector is experiencing weak demand, with a focus on the impact of government policies to stimulate growth. The report highlights the potential for recovery in municipal engineering projects and the importance of monitoring the government's debt management strategies [1][2]. - The cement market is characterized by a slight increase in prices and production, but overall demand remains weak, particularly in residential construction. The report suggests that a more robust macroeconomic support is needed for a significant recovery [17][28]. - The glass manufacturing sector is facing supply-demand imbalances, but self-regulated production cuts in photovoltaic glass may alleviate some pressure. The report emphasizes the need to watch for price stability in this segment [1][5]. - The fiberglass market shows signs of bottoming out, with price wars ending and demand from wind power projects expected to rise. The report indicates a positive outlook for high-end electronic fiberglass products [6][7]. - Consumer building materials are benefiting from improved second-hand housing transactions and consumption stimulus policies, with a recommendation to focus on companies with strong market share potential [1][7]. Summary by Sections Cement Industry Tracking - As of December 5, 2025, the national cement price index is 352.47 CNY/ton, with a week-on-week increase of 1.77%. Cement output reached 2.971 million tons, up 0.2% from the previous week [17]. - The utilization rate of cement clinker production lines is 39.65%, reflecting a 1.21 percentage point increase week-on-week. However, the overall demand remains in a year-on-year contraction phase [17][28]. Glass Industry Tracking - The average price of float glass as of December 4, 2025, is 1163.86 CNY/ton, with a week-on-week increase of 1.40%. Inventory levels are high, with a total of 56.75 million weight boxes reported [2][5]. - The report notes that while northern regions are experiencing reduced demand, southern regions are seeing price adjustments as manufacturers attempt to balance supply and demand [5][6]. Fiberglass Industry Tracking - The market for fiberglass remains stable, with limited demand recovery. The report indicates that electronic fiberglass prices have seen a slight increase, suggesting a tightening supply situation [6][7]. Consumer Building Materials Tracking - The demand for consumer building materials continues to show weak recovery, with upstream raw material prices fluctuating. The report highlights the importance of monitoring these price changes for investment decisions [7]. Carbon Fiber Industry Tracking - The carbon fiber market remains stable, with production increasing by 25.83% week-on-week. However, the report indicates that profitability remains under pressure due to high production costs [7].