KAIYUAN SECURITIES·2025-07-27 09:29Investment Rating - The investment rating for the construction materials industry is "Positive" (maintained) [1] Core Views - The construction materials index increased by 8.20% in the week from July 21 to July 25, 2025, outperforming the CSI 300 index by 6.51 percentage points [4][13] - The construction materials sector has shown strong performance over the past three months, with an increase of 16.12%, and over the past year, it has risen by 28.09%, both outperforming the CSI 300 index [4][13] - The report highlights significant investment opportunities in the construction materials sector, particularly due to the commencement of major projects like the Yarlung Tsangpo River downstream hydropower project, which is expected to boost demand for related construction materials [3] Summary by Sections Market Overview - The construction materials index has outperformed the CSI 300 index by 6.51 percentage points this week, with a year-to-date increase of 28.09% compared to the CSI 300's 21.06% [4][13] - The average PE ratio for the construction materials sector is 29.88 times, ranking it 17th lowest among all A-share industries, while the PB ratio is 1.28 times, ranking it 7th lowest [20][23] Cement Sector - As of July 25, 2025, the average price of P.O 42.5 bulk cement is 275.19 RMB per ton, reflecting a 2.02% decrease from the previous period [25][27] - The clinker inventory ratio has increased to 69.07%, up by 1.83 percentage points [26] Glass Sector - The spot price of float glass has risen to 1255.79 RMB per ton, an increase of 3.41% [78] - The inventory of float glass has decreased by 4.05%, with a total of 53.34 million weight boxes as of July 25, 2025 [80][81] - The price of photovoltaic glass has slightly decreased to 115.63 RMB per weight box, down by 0.34% [85]