建筑材料行业周报（25/12/08-25/12/14）：中央经济工作会议聚焦内功，反内卷或有看点-20251216

Investment Rating - The investment rating for the construction materials industry is "Positive" (maintained) [4] Core Viewpoints - The central economic work conference emphasizes "internal strength" and suggests that the supply-demand imbalance will be a focus, indicating a shift from last year's policies. This year, the emphasis is on supply-side reforms and the potential for a new round of supply-side reform trends in the construction materials sector, particularly in the cement segment, which remains the most valuable investment area [5][14] Summary by Sections Industry Tracking - The construction materials index (Shenwan) decreased by 1.4% during the week, while the cement, glass fiber, and renovation materials indices showed mixed performance [9] - The top five performing stocks included Zaiseng Technology (+61.2%) and Zhonggang Luoni (+22.0%), while the bottom five included Gudite Technology (-13.2%) and Fujian Cement (-11.8%) [9] Industry Dynamics - The central economic work conference aims to stabilize the real estate market and implement policies tailored to local conditions. Key tasks include managing risks in critical areas and promoting the construction of "good houses" [14] - Shandong Province has issued guidelines to support housing "old-for-new" exchanges, enhancing the efficiency of property exchanges and providing financial support [14] Data Tracking - Cement: The average price of 42.5 cement is 354.8 RMB/ton, with a month-on-month increase of 0.2 RMB/ton and a year-on-year decrease of 69.2 RMB/ton [15] - Float Glass: The average price of 5mm float glass is 1219.0 RMB/ton, with a month-on-month increase of 10.0 RMB/ton and a year-on-year decrease of 325.5 RMB/ton [41] - Glass Fiber: The average price of alkali-free glass fiber yarn is 4565.0 RMB/ton, remaining stable month-on-month but down 37.5 RMB/ton year-on-year [51] - Carbon Fiber: The average price of large tow carbon fiber is 72.5 RMB/kg, stable month-on-month and year-on-year [58]