Dongguan Securities·2026-03-20 09:20Investment Rating - The report maintains a "Market Weight" rating for the building materials industry, indicating that the industry index is expected to perform within ±10% of the market index over the next six months [45]. Core Insights - The building materials sector is experiencing a "small spring" in real estate sales expectations, leading to price increases across various building materials. Cement prices have risen by 20 to 40 CNY per ton in several provinces, and the overall supply-demand balance in the cement industry is expected to improve in 2026 due to the initiation of major projects [2][38]. - The flat glass industry is currently facing a "double weakness" in supply and demand, with high inventory levels and overall losses. However, there is potential for price recovery and capacity clearance in the short term, driven by rising fuel costs and technological upgrades among leading companies [39]. - The photovoltaic glass market is characterized by high production and low procurement, with prices declining to historical lows. The industry is under pressure from overcapacity and high inventory levels, but leading companies are gradually improving profitability through technological advancements [39]. - The fiberglass sector is seeing increased demand driven by high-end applications related to AI computing power, with prices expected to rise. The overall supply-demand situation is improving compared to 2025, and leading companies are strengthening their market positions [39]. Summary by Sections Cement - Cement prices have been raised by 20 to 40 CNY per ton in various regions since mid-March 2026. National cement production for January-February 2026 reached 178 million tons, a 6.8% increase year-on-year, indicating a recovery in demand due to major engineering projects [2][38]. - Recommended stocks include Shangfeng Cement (000672), Tapai Group (002233), and Huaxin Cement (600801) due to their favorable fundamentals and high dividend yields [38]. Flat Glass - The flat glass industry is currently facing high inventory and losses, with production in 2025 declining by 3.0% year-on-year. Prices for flat glass have seen a slight increase due to rising fuel costs, but the overall market remains weak [39]. - The industry is expected to stabilize in the short term, with potential for price recovery driven by demand from green buildings and automotive lightweighting [39]. Photovoltaic Glass - The photovoltaic glass market is experiencing high production but low demand, with prices dropping to 9.5-10 CNY per square meter. The industry is characterized by overcapacity and high inventory levels, leading to continued pressure on profitability [39]. - The market's future growth relies on increased photovoltaic installations and technological innovations [39]. Fiberglass - The fiberglass sector is benefiting from increased demand in high-end applications, with prices expected to rise. The overall supply-demand situation is improving, and leading companies are enhancing their market positions [39]. - Recommended stock includes China Jushi (600176), which is positioned to benefit from the structural recovery in the fiberglass industry [39]. Consumer Building Materials - Recent price increases have been announced for various building materials, including waterproofing materials and gypsum boards, driven by rising raw material costs. The demand structure is improving, and leading companies are expected to recover their profitability [40][42]. - Recommended stocks include Beixin Building Materials (000786), Rabbit Baby (002043), and Sankeshu (603737) due to their strong market positions and growth potential [42].