GUOTAI HAITONG SECURITIES·2025-07-06 12:41Investment Rating - The report maintains a positive outlook on the building materials industry, particularly highlighting the recovery potential in the consumption building materials sector and the cement industry [2][4]. Core Insights - The building materials industry has seen a resurgence in attention since July 1, driven by expectations of supply-side improvements and demand upgrades, particularly in the cement and glass sectors [2][4]. - The cement industry is expected to benefit from policies aimed at limiting overproduction, while the glass industry is experiencing changes due to reductions in production capacity and demand fluctuations [2][9]. - The waterproofing sector has seen unprecedented price increases among leading companies, indicating a potential recovery in profitability [3][5]. - AI demand is reshaping market expectations, particularly in the low dielectric cloth segment, which is expected to see continued product premium during the upgrade process [3][26]. Summary by Sections Consumption Building Materials - The logic of improving market dynamics is beginning to materialize, with price communication among companies becoming more favorable [5]. - The waterproofing industry has seen a significant price increase among leading firms, indicating a recovery in profitability [5][6]. - The report anticipates that profitability recovery will outpace revenue growth in 2025, driven by cost reductions and stabilized pricing [5]. Cement - The cement industry is experiencing a "reverse involution" with policies aimed at limiting overproduction, which is expected to stabilize prices [9][11]. - Demand remains weak, with a notable decline in production and sales, but the industry is expected to see a recovery in profitability as supply-side adjustments take effect [11][12]. - The report likens the supply-demand dynamics in the cement industry to a "tortoise and hare" race, where supply adjustments may lead to improved profitability despite weak demand [12][14]. Glass - The float glass market is currently facing pressure with prices remaining low and demand weak, leading to cash flow challenges for many companies [17][24]. - The report highlights that the photovoltaic glass sector is entering a cash loss zone, prompting accelerated cold repairs among manufacturers [24][25]. - The automotive glass segment is expected to maintain stable profitability due to product structure improvements and cost optimization [21][22]. Fiberglass - The demand for low dielectric cloth is expected to increase due to the AI industry's growth, with companies positioned well for product upgrades [26][27]. - The report notes that mainstream electronic cloth products are performing steadily, with potential price increases anticipated in the future [27][28]. Carbon Fiber - The wind power sector is seeing a recovery in demand, which is expected to lead to improved profitability in Q2 [32].