证券研究报告·行业跟踪周报·建筑材料 建筑材料行业跟踪周报 四季度高基数下寻找 alpha 2025 年 11 月 24 日 增持（维持） [Table_Tag] [Table_Summary] 投资要点 证券分析师 黄诗涛 执业证书：S0600521120004 huangshitao@dwzq.com.cn 证券分析师 石峰源 执业证书：S0600521120001 shify@dwzq.com.cn 行业走势 -8% -5% -2% 1% 4% 7% 10% 13% 16% 19% 22% 2024/11/25 2025/3/25 2025/7/23 2025/11/20 建筑材料 沪深300 相关研究 《就业数据改善，期待政策托底》 2025-11-17 《基建地产链 2025 年三季报综述：盈 利仍然承压，经营性现金流表现改 善 》 2025-11-13 东吴证券研究所 1 / 19 请务必阅读正文之后的免责声明部分 ◼ 本周（2025.11.15–2025.11.21，下同）：本周建筑材料板块（SW）涨跌幅 -5.68%，同期沪深 300、万得全 A 指数涨跌幅分别为-3.77%、-5.13%， ...

Investment Rating - The report maintains an "Outperform" rating for the construction materials industry, indicating a positive outlook compared to the broader market [3][51]. Core Insights - The construction materials sector has shown resilience with a 1.50% increase last week, outperforming the CSI 300 index by 2.6 percentage points. Year-to-date, the sector has risen 17.3%, slightly underperforming the CSI 300 index by approximately 0.4 percentage points [6][14]. - Infrastructure investment in the first ten months of 2025 has decreased by 0.1% year-on-year, but there is optimism regarding the acceleration of strategic key projects, particularly in cement, explosives, pipes, and waterproof materials [6][26]. - The report highlights a shift towards consumption upgrades, which is expected to enhance the competitive landscape in the consumer building materials segment, leading to increased market share for leading companies [6][26]. Summary by Sections Market Overview - The construction materials sector has experienced a 1.50% increase last week, with cement, glass, and renovation materials showing varied performance [6][14]. - Cement prices have seen a slight increase, with the national average price at 358 RMB/ton, reflecting a week-on-week increase of 1.1 RMB/ton [20][30]. Infrastructure Investment - National fixed asset investment reached 408914 billion RMB in the first ten months of 2025, down 1.7% year-on-year, with infrastructure investment showing a minor decline of 0.1% [6][24]. - Key sectors such as pipeline transportation, water transportation, and railway transportation have shown growth rates of 13.8%, 9.4%, and 3.0% respectively, indicating relative strength in these areas [6][24]. Cement Market Dynamics - The national cement shipment rate was approximately 46% as of November 14, 2025, with a week-on-week increase of 0.3 percentage points [20][30]. - The report notes that the overall demand for cement is expected to stabilize, with prices likely to experience fluctuations as companies aim to enhance profitability [31][30]. Glass and Fiberglass Market - The average price of float glass has decreased to 1195 RMB/ton, with a week-on-week decline of 2 RMB/ton, while inventory levels have also decreased [39][40]. - Fiberglass prices remained stable, with the average price of non-alkali fiberglass yarn in East China at 3475 RMB/ton [43][44]. Cost Trends - The report indicates that most raw material prices have decreased year-on-year, which is expected to positively impact corporate profitability in the second half of 2025 [45][47].

Investment Rating - The report maintains an "Overweight" rating for the construction materials industry [1] Core Views - Employment data shows improvement, and there are expectations for policy support [1] - The construction materials sector has shown resilience with a weekly increase of 0.97%, outperforming the Shanghai and Shenzhen 300 Index by 2.05% [3] - The cement market is experiencing a slight recovery in demand, particularly in southern regions, while prices are expected to remain stable [5][10] - The glass market is under pressure with high inventory levels and weak demand, but medium-term supply-side adjustments are anticipated [41][43] - The fiberglass sector is expected to see improved profitability due to supply constraints and increasing demand from new applications [5] Summary by Sections 1. Bulk Construction Materials Fundamentals and High-Frequency Data - **Cement**: The national average price for high-standard cement is 352.3 RMB/ton, up 1.2 RMB/ton from last week but down 74.8 RMB/ton from the same period last year. The average cement inventory level is 69.8%, with an average shipment rate of 46.2% [11][18] - **Glass**: The average price for float glass is 1195.4 RMB/ton, down 1.9 RMB/ton from last week and down 258.4 RMB/ton year-on-year. Inventory levels are at 5962 million heavy boxes, a decrease of 54 million from last week [43][45] - **Fiberglass**: Prices for fiberglass remain stable, with a focus on high-end products. The market is expected to see improved profitability as supply constraints persist [5] 2. Industry Dynamics Tracking - The construction materials sector is expected to benefit from policy support and improving economic indicators, with a focus on companies involved in the export supply chain and home renovation [3][5] - The report highlights the importance of technological advancements and domestic semiconductor development, recommending companies in the cleanroom engineering sector [5] 3. Weekly Market Review and Sector Valuation - The construction materials sector has shown a positive trend compared to broader market indices, indicating potential for further growth [3] - The report suggests that the cement industry is at a historical low in terms of price-to-book ratios, presenting opportunities for investment as policies are expected to support recovery [5][10]

Investment Rating - The industry rating is "Recommended" [5] Core Views - October domestic fixed asset investment data is under pressure, with a focus on companies benefiting from overseas business growth, such as Huaxin Cement, which saw a 76.01% year-on-year increase in net profit [6] - The cement price is marginally rising, while the decline in float glass prices is narrowing [2] - The real estate market remains under pressure, with significant year-on-year declines in new and second-hand housing transactions [3] Summary by Sections Investment Recommendations - Recommended companies include Huaxin Cement, Conch Cement, and others benefiting from domestic demand recovery and tariff disruptions [6] - Companies in the waterproofing sector like Oriental Yuhong and Keshun Co. are recommended due to frequent price increases [6] - The solar glass sector is also highlighted, with companies like Qibin Group and Xinyi Solar expected to benefit from price adjustments [6] Cement Market Analysis - National cement prices increased by 0.3% week-on-week, with price rises mainly in Hebei, Fujian, Henan, Hunan, and Guangxi [2] - The average price of float glass decreased slightly, with a 0.16% decline [2] - The market for photovoltaic glass remains stable, with no significant changes in prices [2] Real Estate Market Insights - In the 46th week, new housing transaction area in 30 major cities was 1.6452 million square meters, down 26% year-on-year [3] - Second-hand housing transactions in 15 monitored cities showed a year-on-year decline of 8% [3] Company Performance Highlights - Huaxin Cement's net profit for the first three quarters reached 2.004 billion yuan, up 76.01% year-on-year, driven by overseas business growth [6] - Keda Manufacturing reported a 47.19% increase in revenue, with net profit rising by 63.49% [6] - The company Three Trees achieved a revenue of 9.39 billion yuan, with a net profit increase of 81.2% year-on-year [6]

Investment Rating - The report maintains a "Positive" investment rating for the industry [11] Core Insights - The real estate sales continue to weaken, with a focus on policy expectations. In October 2025, the total sales amount of the top 100 real estate companies decreased by 40.6% year-on-year, and the sales area dropped by 40.0% year-on-year, indicating a significant expansion in the decline [5][6] - Cement prices have slightly decreased month-on-month, while glass inventory has also decreased [6][28] - The report continues to recommend the African supply chain and special fabrics, highlighting opportunities in AI special fabrics due to rising demand and high supply barriers [8] Summary by Sections Real Estate Market - The sales data has deteriorated since Q4, with a notable decline in both sales amount and area. The latest high-frequency transaction data shows a year-on-year decrease of 45% in the rolling transaction area of commercial housing in 30 major cities [5][6] - The downward pressure in the real estate market has been evident since April 2023, and the probability of policy easing is gradually increasing [5] Cement Market - As of early November, the domestic cement market demand has remained relatively stable, with a month-on-month price decrease of 0.1%. The average national cement price is 355.97 yuan/ton, down 0.48 yuan/ton month-on-month and down 73.55 yuan/ton year-on-year [6][28] - The cement inventory rate is at 69.52%, which is an increase of 0.37 percentage points month-on-month [28] Glass Market - The domestic float glass market prices have shown slight fluctuations, with some price increases due to local production halts. The average national glass price is 64.81 yuan per weight box, up 0.34 yuan per weight box month-on-month but down 13.43 yuan year-on-year [42] - The total inventory of glass in key monitored provinces is 6016 million weight boxes, a decrease of 184 million weight boxes month-on-month [41][42] Special Fabrics - The report emphasizes the potential of AI special fabrics, driven by increased demand and the high barriers to supply. Companies like Zhongcai Technology are positioned to benefit from domestic substitution in this sector [8]

Core Viewpoint - The construction materials industry is experiencing weak demand in Q3 2025, leading to a slight revenue decline, but profitability has significantly improved due to cost reduction and price increases for certain products [1] Group 1: Industry Overview - In the first three quarters of 2025, 77 listed companies in the construction materials sector achieved a total revenue of 489.86 billion yuan, a year-on-year decrease of 5.74%, while net profit attributable to shareholders reached 19.25 billion yuan, an increase of 21.46% [1] - The overall gross profit margin for the industry was 19.38%, reflecting a year-on-year increase of 0.22 percentage points [1] - Operating cash flow for these companies improved significantly, with a year-on-year growth of 52.91%, attributed to better receivables management and retail channel transformations [1] Group 2: Cement Sector - In October, there was a slight improvement in cement demand, but overall national demand is showing signs of peaking [2] - The industry is facing increased clinker inventory pressure despite efforts to control supply through staggered kiln shutdowns [2] - Cement prices saw a month-on-month increase of 2.22%, with expectations of further price hikes in November, although the increase may be limited [2] Group 3: Consumer Building Materials - From January to September 2025, retail sales of building and decoration materials grew by 1.6% year-on-year, with a 10.49% month-on-month increase in September [3] - The demand for consumer building materials is gradually improving as the seasonal downturn in the home decoration market ends, although it remains below last year's levels [3] - The ongoing urban renewal strategy is expected to stimulate demand for renovation and high-quality green building materials [3] Group 4: Glass Fiber Sector - In October, there was a slight recovery in demand for glass fiber, with some construction projects requiring expedited delivery [4] - Major glass fiber manufacturers have issued price increase notices for roving, indicating strong pricing power and expectations for stable to rising prices in the future [4] - Demand for electronic yarn is also increasing, with prices expected to remain stable after an initial rise [4] Group 5: Float Glass Sector - The average price of float glass increased in October, although there was a downward trend within the month [5] - The market is characterized by cautious purchasing behavior and high inventory levels, which are expected to limit price increases in the short term [5] - Overall, prices are anticipated to remain stable due to high inventory and limited improvement in demand [5]

Investment Rating - The report maintains an "Accumulate" rating for the construction materials industry [1] Core Views - The macroeconomic data is weakening, and there are expectations for policy support to stabilize the market [1] - The construction materials sector has shown a slight increase of 0.80% this week, outperforming the CSI 300 and Wind All A indices [5] - The report highlights the potential for recovery in the glass fiber industry and suggests focusing on companies benefiting from price increases and domestic demand recovery [5][6] Summary by Sections 1. Bulk Construction Materials Fundamentals and High-Frequency Data - **Cement**: The national average price for high-standard cement is 351.2 RMB/ton, down 0.5 RMB/ton from last week and down 74.3 RMB/ton from the same period in 2024. The average cement inventory ratio is 69.9%, up 0.3 percentage points from last week [5][12][21] - **Glass**: The average price for float glass is 1197.2 RMB/ton, down 5.5 RMB/ton from last week and down 192.1 RMB/ton from 2024. The inventory of float glass is 6016 million heavy boxes, down 184 million from last week [5][47][50] - **Glass Fiber**: The market for glass fiber remains stable, with prices for 2400tex alkali-free yarn around 3250-3700 RMB/ton, showing no significant changes from the previous week [5][6] 2. Industry Dynamics Tracking - The report notes a decline in October export data and a further weakening in the real estate sector, leading to expectations for supportive domestic demand policies from the upcoming Central Economic Work Conference [5] - Recommendations include focusing on companies in the glass fiber sector, such as China Jushi and Zhongcai Technology, and those in the home decoration sector, like Hanhai Group and Ark Home [5] 3. Weekly Market Review and Sector Valuation - The construction materials sector's performance is compared to the broader market, with a slight underperformance noted against the CSI 300 index [5] - The report emphasizes the importance of industry policies and the potential for valuation recovery as the market stabilizes [5][6]

Investment Rating - The report maintains an "Accumulate" rating for the building materials sector [4] Core Views - The real estate sector remains weak, but the probability of policy interventions is gradually increasing, which may provide support for the building materials industry [1] - The cement market is experiencing a "double weakness" in supply and demand, with a slight recovery in infrastructure but ongoing challenges in the housing market [2][16] - The glass market is facing supply-demand contradictions, but self-discipline in production among photovoltaic glass manufacturers may alleviate some pressures [1][3] - Consumption building materials are expected to benefit from favorable second-hand housing transactions and consumption stimulus policies, with significant potential for market share growth [1] - The fiberglass market shows signs of bottoming out, with a potential increase in demand driven by wind power projects [1][6] Summary by Sections Cement Industry Tracking - As of November 7, 2025, the national cement price index is 348.96 CNY/ton, with a week-on-week increase of 0.47% [2][16] - The cement output this week is 2.849 million tons, up 0.8% from last week [2] - The market is characterized by weak supply and demand, with construction projects hindered by funding and progress issues [2][16] Glass Industry Tracking - The average price of float glass is 1197.22 CNY/ton, down 0.45% from last week [3] - Inventory levels have decreased slightly, but overall market transactions remain sluggish [3] Fiberglass Industry Tracking - The price of non-alkali fiberglass remains stable, with demand showing some decline [6] - The electronic fiberglass market continues to see strong demand for high-end products, with stable pricing expected in the short term [6] Consumption Building Materials - The demand for consumption building materials is showing signs of weak recovery, with fluctuations in upstream raw material prices [6] Carbon Fiber Industry Tracking - The carbon fiber market price remains stable, with production costs averaging 106,300 CNY/ton [7] - The industry is facing challenges with profitability, as the average gross margin is negative [7] Key Stocks - Recommended stocks include North New Materials, Weixing New Materials, and San Ke Tree, with various ratings and earnings projections for 2024 to 2027 [8]

Investment Rating - The industry rating is "Outperform the Market" (maintained rating) [4] Core Views - The construction materials sector has shown a 1.62% increase, outperforming the Shanghai Composite Index by 0.8 percentage points, with glass and ceramics performing relatively well [2][10] - Cement demand continues to weaken due to seasonal factors, with shipment rates down 8% year-on-year as of the latest week [2] - Despite some positive sentiment in the glass market due to production line shutdown news, high inventory levels continue to pressure the market [2] - The real estate sector is stabilizing, with some leading consumer building materials companies showing early signs of revenue improvement in Q3 [2] - The report recommends leading consumer building materials companies and high-growth overseas targets, highlighting the potential for valuation recovery in the sector [2] Summary by Sections Market Review - The Shanghai Composite Index rose by 0.82% while the construction materials sector increased by 1.62%, indicating a strong performance relative to the market [10] - Notable stock performances included Hainan Development (27.4%), Jinjing Technology (24.8%), and Sichuan Jinding (15.3%) [10] Key Recommendations - The recommended stocks include Western Cement, Huaxin Cement, Keda Manufacturing, China National Building Material, Honghe Technology, China Jushi, Rabbit Baby, Qibin Group, and Dongpeng Holdings [3][9] - The report emphasizes the potential for traditional building materials to recover as the industry approaches a cyclical bottom, with specific recommendations for cement and glass companies [16] Price Trends - The report notes that the national cement market price has decreased by 0.1% week-on-week, with regional price fluctuations observed [15] - The average price of float glass has decreased slightly, indicating a stable but cautious market environment [15]

Core Insights - The glass fiber industry has strong connections between upstream and downstream sectors, with upstream involving raw materials like ores and chemicals, midstream focusing on manufacturing, and downstream applications in transportation, construction, electronics, and emerging industries [1][4]. Industry Overview - Major listed companies in the glass fiber industry include China Jushi (600176), China National Materials (002080), Changhai Co. (300196), International Composites (301526), Shandong Glass Fiber (605006), Honghe Technology (603256), and Jiuding New Materials (000834) [1][2]. - The industry chain includes upstream suppliers such as quartz companies and chemical groups, midstream manufacturers, and downstream users [2]. Regional Distribution - Glass fiber production is concentrated in Jiangsu, Zhejiang, and Shandong provinces, with Jiangsu hosting many manufacturers like Changhai Co. and China National Materials, while the leading company, China Jushi, is located in Zhejiang [4]. Financial Performance - In 2024, China Jushi and China National Materials are expected to lead in revenue, with China Jushi projected to generate 15.48 billion yuan and a gross margin of 24.34% [6][7]. - Other companies like Jiuding New Materials and Changhai Co. also show strong gross margins above 20% [6][7]. Investment Trends - Since 2022, companies in the glass fiber sector have been expanding through subsidiaries, investment funds, and capital increases [8]. - Notable investments include International Composites planning to invest approximately 230 million yuan in upgrading production lines, and China Jushi investing around 951 million yuan for a new production line [10].