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 震荡期红利资产或受青睐 2025 年 12 月 15 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 -10% -7% -4% -1% 2% 5% 8% 11% 14% 17% 20% 2024/12/16 2025/4/15 2025/8/13 2025/12/11 建筑材料 沪深300 相关研究 《2026 年建材行业年度策略：玻纤粗 纱和电子布景气有望共振》 2025-12-12 《阶段性关注内需链条》 2025-12-08 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（2025.12.6–2025.12.12，下同）：本周建筑材料板块（SW）涨跌幅 -1.41%，同期沪深 300、万得全 A 指数涨跌幅分别为-0.08%、0.26%，超 额收益分别为-1.33%、-1. ...

东吴证券近日发布建筑材料行业跟踪周报：本周全国高标水泥市场价格为354.7元/吨，较上周+4.5元/ 吨，较2024年同期-70.3元/吨。较上周价格持平的地区：泛京津冀地区、两广地区、华北地区、东北地 区、西北地区；较上周价格上涨的地区：长三角地区（+10.0元/吨）、长江流域地区（+10.7元/吨）、 华东地区（+5.7元/吨）、中南地区（+6.7元/吨）、西南地区（+11.0元/吨）；无较上周价格下跌的地 区。 以下为研究报告摘要： 投资要点 本周（2025.11.29–2025.12.5，下同）：本周建筑材料板块（SW）涨跌幅1.55%，同期沪深300、万得全 A指数涨跌幅分别为1.28%、0.72%，超额收益分别为0.27%、0.82%。 1、玻纤：（1）普通品类短期复价节奏需关注下游库存去化情况和终端需求支撑。（2）风电、热塑短 切等供给格局相对较好的中高端品类同时复价，体现龙头企业提升盈利的意愿，龙头企业凭借产品结构 优势享受超额利润，叠加10月初7628电子布提价0.3元也已落地，中高端占比相对较高和普通电子布体 量大的龙头企业业绩增厚有望更为显著（巨石、中材科技、国际复材等）。（3）我们认为 ...

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 阶段性关注内需链条 2025 年 12 月 08 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 -11% -8% -5% -2% 1% 4% 7% 10% 13% 16% 19% 2024/12/9 2025/4/8 2025/8/6 2025/12/4 建筑材料 沪深300 ◼ 大宗建材方面： 相关研究 《建筑业 PMI 回升，基建或成为短期 稳经济抓手》 2025-11-30 《四季度高基数下寻找 alpha》 2025-11-24 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（2025.11.29–2025.12.5，下同）：本周建筑材料板块（SW）涨跌幅 1.55%，同期沪深 300、万得全 A 指数涨跌幅分别为 1.28%、0.72%，超 额收益分别为 0.27%、 ...

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 report does not explicitly state an investment rating for the industry Core Insights - The report emphasizes the importance of the Western Land-Sea New Corridor, with Chongqing as a key node, facilitating global access through various transportation methods. The cargo volume and value from January to October reached 272,300 TEUs and 48.962 billion yuan, respectively, marking increases of 33% and 27% year-on-year. The network has expanded to 581 ports across 127 countries and regions, covering over 1,300 product types [1][11] - In the construction materials sector, four key points are identified for addressing the downturn: low market share and high growth potential, discovering new demands for existing products, developing second business lines, and fostering innovation to create high-barrier business models. The report highlights that the difficulty of these points increases, particularly in innovation [2][12] - The report identifies several companies as potential investment opportunities, including Keda Manufacturing, Huaxin Cement, and China National Building Material, among others, focusing on both domestic and overseas markets [13] Summary by Sections Weekly Discussion - The report discusses the Western Land-Sea New Corridor and its significance in enhancing trade and logistics, with a focus on the expected completion by 2025 and the ongoing construction of the Pinglu Canal [1][11] Cyclical Linkage - Cement prices averaged 352 yuan/ton, down 74 yuan/year-on-year, with a national average shipment rate of 46.2%. Glass prices were reported at 1,195.35 yuan/ton, with a slight decrease. The report also covers trends in concrete, fiberglass, aluminum, and steel, indicating a mixed outlook for these materials [3][14] Market Performance - The construction materials index showed a performance of -0.97%, with specific segments like glass manufacturing and fiberglass experiencing declines, while consumer building materials and pipe materials saw positive growth [17][18] Price Changes in Construction Materials - Cement prices showed a slight increase of 0.3% week-on-week, with regional variations. The report notes a general upward trend in prices due to seasonal demand and efforts to enhance profitability [20][23] - The floating glass market is described as stable but weak, with prices slightly declining. The report indicates that inventory levels are increasing, and market sentiment is cautious [32][47]

Investment Rating - The report maintains an "Overweight" rating for the construction materials industry [1]. Core Viewpoints - Short-term focus is on the "15th Five-Year Plan," while mid-term strategies await the economic work conference for direction [1]. - The construction materials sector has shown a decline of 4.11% this week, underperforming compared to the Shanghai and Shenzhen 300 index, which fell by 2.22% [4]. - The report highlights the importance of domestic circulation and technological advancements in the industry, particularly in the context of the upcoming economic policies [4]. Summary by Sections 1. Bulk Construction Materials Fundamentals and High-Frequency Data - **Cement**: The national average price for high-standard cement is 346.8 CNY/ton, down by 2.3 CNY/ton from last week and down 61.8 CNY/ton from the same period in 2024. The average cement inventory ratio is 67.3%, up 0.6 percentage points from last week [4][20][15]. - **Glass**: The average price for float glass is 1301.0 CNY/ton, up 11.2 CNY/ton from last week and up 46.6% from 2024. Inventory levels have increased, indicating a potential oversupply [45][51]. - **Fiberglass**: The market for fiberglass remains stable, with prices for non-alkali yarn around 3250-3700 CNY/ton, showing a year-on-year decline of 3.93% [4][6]. 2. Industry Dynamics Tracking - The report notes that the cement market is experiencing weak demand, particularly in northern regions due to weather conditions, while southern regions face financial constraints [13][14]. - The glass market is characterized by high inventory levels and weak demand, leading to price fluctuations [44][51]. - The report emphasizes the need for supply-side reforms and the potential for price stabilization in the fiberglass sector as excess capacity is addressed [7][8]. 3. Weekly Market Review and Sector Valuation - The construction materials sector's valuation is at historical lows, with expectations for policy support to enhance profitability and valuation recovery [4][6]. - The report suggests that leading companies in the cement industry, such as Huaxin Cement and Conch Cement, are well-positioned to benefit from industry consolidation and improved market conditions [4][6].

Investment Rating - The report maintains an "Overweight" rating for the construction materials industry [1] Core Viewpoints - The construction materials sector has shown a 2.45% increase in the past week, outperforming the CSI 300 and Wind All A indices by 1.07% and 0.33%, respectively [3] - The report emphasizes the importance of domestic demand changes and anticipates a recovery in the construction materials market due to government policies aimed at boosting consumption [4][5] Summary by Sections 1. Industry Trends - The cement market price is currently at 344.0 CNY/ton, showing a week-on-week increase of 1.3 CNY/ton but a year-on-year decrease of 40.7 CNY/ton [3][18] - The average cement inventory level among sample enterprises is 65.0%, up 0.9 percentage points from the previous week [23] 2. Bulk Construction Materials Fundamentals 2.1 Cement - The cement market is experiencing weak demand, but prices are expected to trend upwards due to companies' efforts to improve profitability [10] - The industry is expected to maintain a better profit level compared to last year, supported by a consensus on supply discipline among leading companies [10] 2.2 Glass - The glass market is currently facing a stalemate with high inventory levels and weak demand, but supply-side adjustments are anticipated to continue [13] - The report recommends focusing on leading companies like Qibin Group, which may benefit from industry capacity reductions [13] 2.3 Glass Fiber - The report suggests that the profitability of glass fiber products is expected to improve in the medium term, with a focus on high-end products [11] - The industry is seeing a gradual reduction in supply pressure, which may stabilize prices [11] 3. Industry Dynamics - The report highlights the government's commitment to boosting domestic demand and consumption, which is expected to positively impact the construction materials sector [14] - The anticipated recovery in the housing market, driven by government policies, is expected to enhance demand for home improvement materials [14] 4. Weekly Market Review - The construction materials sector has shown resilience, with key companies expected to benefit from ongoing policy support and market recovery [5] - The report identifies several companies as potential investment opportunities, including Conch Cement, China National Building Material, and others [5][15]

Core Viewpoint - The construction materials industry is facing challenges due to low demand for cement, with average shipment rates around 44%, and prices hitting or falling below cost levels, exacerbated by rising coal prices [1][6]. Investment Highlights - The construction materials sector saw a weekly change of 1.19%, underperforming the Shanghai Composite and Wind All A indices, which changed by 1.23% and 1.94% respectively [2]. - The national average price for high-standard cement is 339.7 yuan/ton, unchanged from the previous week but down 42.5 yuan/ton compared to the same period last year [3]. - The average cement inventory level among sample enterprises is 67.4%, up 1.2 percentage points from last week and 1.1 percentage points from the same period last year [3]. Cement Market Analysis - The cement market is experiencing low demand due to high temperatures and rainfall, with companies in key regions discussing staggered production to alleviate operational pressures [6]. - There is a consensus on supply discipline within the industry, which may lead to better profitability compared to last year, with potential price increases expected in mid-August [6]. - The sector's price-to-book ratio is at historical lows, and industry policies may drive profitability recovery and valuation improvement [6]. Glass Fiber Market Insights - The electronic glass fiber market is seeing an upgrade trend, with high-end products expected to gain market share due to technological advancements [7]. - The ordinary glass fiber market remains under pressure, but demand in wind power and thermoplastics is expected to grow, supporting mid-term profitability [8]. - Leading companies in the glass fiber sector are positioned to benefit from structural adjustments and increasing demand in emerging applications [8]. Glass Industry Overview - The glass industry is facing significant losses, but supply-side contractions may improve the short-term supply-demand balance, with potential price stabilization [9]. - The industry is expected to benefit from policy measures aimed at reducing excess capacity, with leading companies likely to enjoy cost advantages and excess profits [9]. Renovation and Building Materials Sector - Increased external uncertainties and government policies aimed at boosting domestic demand are expected to enhance consumption in the home improvement and building materials sector [10]. - The market for home improvement materials is anticipated to improve, with leading companies likely to see valuation recovery as consumer confidence strengthens [10]. - Companies are exploring new business models and extending their supply chains to enhance efficiency and pricing power [10].

Group 1: Cement Industry - The national high-standard cement market price is 339.7 yuan/ton, down 1.0 yuan/ton from last week and down 42.5 yuan/ton from the same period in 2024 [1][2] - The average cement inventory of sample enterprises is 66.2%, down 0.2 percentage points from last week and down 0.9 percentage points from the same period in 2024 [2] - The average cement shipment rate is 44.7%, up 1.7 percentage points from last week but down 2.0 percentage points from the same period in 2024 [2] Group 2: Glass Industry - The average price of float glass is 1295.3 yuan/ton, up 56.7 yuan/ton from last week but down 175.7 yuan/ton from the same period in 2024 [2] - The inventory of float glass in 13 provinces is 5,178 million heavy boxes, down 156 million heavy boxes from last week and down 1,025 million heavy boxes from the same period in 2024 [2] - The market for electronic glass fiber remains stable, with mainstream prices for G75 products at 8,800-9,200 yuan/ton, unchanged from last week [2] Group 3: Market Trends and Recommendations - The construction materials sector saw a decline of 2.31% this week, while the Shanghai and Shenzhen 300 Index and the Wind All A Index declined by 1.75% and 1.09%, respectively [1] - The industry is expected to see a recovery in profitability due to improved supply-demand balance and potential policy support, with leading companies like Huaxin Cement and Conch Cement recommended for investment [5][6] - The glass fiber market is anticipated to benefit from technological upgrades and increased demand in high-end applications, with companies like Zhongcai Technology and Honghe Technology highlighted as potential investment opportunities [6]

Core Viewpoint - The construction materials sector is experiencing price fluctuations, with a notable decline in cement prices compared to previous years, while other materials like glass and fiberglass show mixed trends in pricing and demand [1][3][6]. Group 1: Cement Market - The national high-standard cement market price is 343.8 yuan/ton, down 3.3 yuan/ton from last week and down 46.2 yuan/ton from the same period in 2024 [1][3]. - Average cement inventory among sample enterprises is 65.8%, up 0.1 percentage points from last week but down 1.8 percentage points from 2024 [3]. - The average cement shipment rate is 45.9%, up 2.4 percentage points from last week but down 0.5 percentage points from 2024 [3]. Group 2: Glass Market - The average price of float glass is 1212.0 yuan/ton, up 7.0 yuan/ton from last week but down 324.1 yuan/ton from 2024 [3]. - The inventory of float glass among sample enterprises is 5.559 million heavy boxes, down 175,000 heavy boxes from last week and down 292,000 heavy boxes from 2024 [3]. - The glass industry is expected to see a supply-side contraction, which may improve the short-term supply-demand balance and lead to price stabilization [8]. Group 3: Fiberglass Market - The domestic fiberglass market is experiencing a downward trend in pricing, with mainstream prices for non-alkali yarn at 3200-3700 yuan/ton, down 0.54% from the previous week [3][7]. - The market for electronic fiberglass is stable, with mainstream prices for G75 remaining at 8800-9200 yuan/ton [3][7]. - The industry is expected to see a recovery in profitability as supply-demand balance improves, particularly in high-end products driven by technological advancements [7]. Group 4: Investment Recommendations - Companies such as Shanghai Port Bay, Yipuli, and Huaxin Cement are recommended due to their potential benefits from infrastructure investments and stable demand expectations [5]. - The construction materials sector is suggested for investment due to its low valuation and potential for recovery, particularly in leading companies like Huaxin Cement and Sichuan Road and Bridge [5][10]. - The fiberglass sector is highlighted for its growth potential, especially for companies like Zhongcai Technology and Honghe Technology, which are positioned to benefit from technological upgrades [5][7].