国泰海通建材鲍雁辛-周观点：建材中的"抱团"与"切换" （国泰海通 建材行业 鲍雁辛 18676684351）20250824 本文汇报 1、周观点：建材中的"抱团"与"切换" 本周市场迎来了风格再次强化，科技尤其是唯一有基本面支撑算力，其演绎越来越极 致。此时在建材领域，无论是选择继续"抱团"还是转向"切换"，都有显然值得考虑 的选项。 1.建材中的"抱团"：电子布格局暂不会证伪，增量乐观者定价 玻纤电子布实现业绩兑现和产业趋势的共振。25 年 AI 趋势尚未结束，以板块行情为主， 26 年选择能低成本无瓶颈量产一代布的公司，和 Q 布良率有望率先突破的公司。而板块 的风险主要需要观测北美预期指引节奏的变化。 1）头部企业电子布业绩如期兑现。 本周中材科技发布中报，作为特种玻纤布领域国内 产品体系最全的公司，中报业绩落在此前业绩预告的上缘，上半年公司特种布销量 895 万米，倒算 25Q2 产销量近 600 万米，产销环比提速，盈利体量放大。 2）AI 产业链整体量产预期提前。从产业链上看，近期 PCB 企业和核心 Q 布供应商排产均 反馈 1.6T 交换机用 M9 量产预期有望提前，过去 GB300 配套 ...

Investment Rating - The report maintains a positive outlook on the building materials industry, particularly in AI materials and traditional building materials entering a price increase season [1][3]. Core Insights - The AI materials market continues to expand, driven by the anticipation of mass production in the AI industry chain, which is expected to boost demand for related products [2][3]. - The construction materials sector is showing signs of recovery, with consumption fundamentals expected to improve in the second half of 2025 [10][24]. - The cement industry is entering a peak season, with price increases already observed in the Yangtze River Delta region [30][33]. Summary by Sections AI Materials - The M9 production for switches is expected to ramp up ahead of schedule, with core Q fabric suppliers also increasing production capacity [2]. - The demand for low dielectric fabrics is anticipated to rise alongside the production of GB200 and GB300 cabinets [2][3]. - The overall production ramp-up is seen as a key support for market trends [2]. Cement Industry - The opening of major infrastructure projects in Xinjiang and Tibet is expected to enhance market confidence and drive demand for cement [8][30]. - The cement market has seen a slight price increase, with certain regions experiencing price hikes of 10-30 RMB per ton [33][34]. - The report highlights a potential supply reduction in the North China region due to planned production cuts for air quality improvement [32][33]. Building Materials - The report notes a significant policy shift in Beijing aimed at stimulating the real estate market, which is expected to positively impact consumption building materials [10][24]. - Companies in the consumption building materials sector are beginning to stabilize their earnings, with expectations of improved profitability in the coming quarters [25][26]. - The report emphasizes the importance of cost management and pricing strategies among leading companies in the sector [25][26]. Glass Industry - The float glass market is currently facing price pressures, with average prices declining [41][42]. - Environmental regulations are tightening, which may lead to increased costs for glass manufacturers [42][43]. - Companies like Xinyi Glass are expected to maintain competitive positions despite market challenges, with a focus on profitability in their automotive glass segment [44].

Group 1: Company Analysis - 长光华芯 - The company has shown rapid revenue growth, with Q1 2025 revenue reaching 94.28 million, and a significant reduction in net loss to 7.5 million [3][4] - The updated profit forecast for 2025-2027 indicates net profits of 28 million, 99 million, and 208 million respectively, with a target price set at 70.86 yuan based on a PE of 60.05x for 2027 [3][4] - The company has successfully launched three key products in the optical communication sector, which are expected to contribute significantly to revenue growth in the context of increasing demand from AI data centers [4] Group 2: Industry Analysis - Transportation - The central government's emphasis on "anti-involution" is expected to promote deeper industry reforms, benefiting sectors such as aviation, express delivery, and bulk supply chain operations [5][6] - The aviation sector is anticipated to improve revenue management strategies, which will help mitigate excessive price competition and enhance profitability [7] - The express delivery industry is likely to see a more favorable competitive environment due to regulatory measures against "involution," which may lead to the concentration of market share among leading firms [8] Group 3: Industry Analysis - Renewable Energy - The solar energy sector is experiencing positive momentum due to new policies aimed at increasing renewable energy consumption, with silicon material prices on the rise [31][32] - The wind energy sector is expected to maintain strong installation growth, supported by long project cycles and increasing demand for offshore wind projects [35][37] - The digital transformation of the energy sector is accelerating, driven by government initiatives to enhance the integration of information technology and energy industries [38]

Investment Rating - The report maintains an "Accumulate" rating for the company with a target price of 29.00 CNY [6][13]. Core Viewpoints - The demand curve for AI is reshaping, driving the company's low dielectric products into a growth cycle of volume and profit, while the sustained prosperity of the wind power sector is expected to support strong production and sales in the wind power yarn and blade business [2][13]. Financial Summary - Total revenue is projected to be 25,893 million CNY in 2023, with a slight increase of 0.3%. However, a decrease of 7.4% is expected in 2024, followed by a recovery with a 16.4% increase in 2025 [4]. - Net profit attributable to the parent company is forecasted to drop significantly to 892 million CNY in 2024, a 59.9% decline, before rebounding to 1,865 million CNY in 2025, representing a 109.1% increase [4]. - Earnings per share (EPS) is expected to be 1.32 CNY in 2023, decreasing to 0.53 CNY in 2024, and then recovering to 1.11 CNY in 2025 [4]. Investment Highlights - The AI demand expectation has accelerated since May 2025, driven by various segments of the AI industry, including increased capital expenditure from cloud vendors and significant growth in token usage [17][20]. - The wind power installation is expected to be more sustainable than previously anticipated, with a projected 164.1 GW of new wind power tenders in 2024, indicating that the construction cycle is not yet over [18][41]. - The company is positioned as the first domestic supplier to provide second-generation low dielectric products in bulk, with production expected to ramp up significantly in 2025 [13][42]. Industry Outlook - The wind power sector is showing resilience, with a total of 46.28 GW of new installations in the first five months of 2025, indicating strong demand [35][41]. - The company’s blade and wind power yarn businesses are expected to maintain good production and sales levels, supported by the ongoing demand in the wind power market [18][38].

Market Overview - The market showed strong fluctuations throughout the day, with the Shanghai Composite Index approaching 3500 points, reaching a new high for the year, and the ChiNext Index rising over 2% [1] - The trading volume reached 1.47 trillion yuan, an increase of over 240 billion yuan compared to the previous day [1] Solar Energy Sector - The solar energy sector experienced a significant surge, with multiple stocks such as Tongwei Co., Ltd. and Junda Co., Ltd. hitting the daily limit [4] - Major polysilicon manufacturers have raised their prices to 37 yuan per kilogram due to recent anti-involution policy guidance and industry self-discipline [4] - Polysilicon futures rose by 7% today, indicating a bullish trend in the market [4] - Huachuang Securities noted that the recent calls for anti-involution in the solar sector have led to expectations of supply-side reforms, which could improve industry supply and demand dynamics [6] Glass Fiber Sector - The glass fiber sector also saw substantial gains, with stocks like Jin'an Guoji and Jiuding New Materials hitting the daily limit [7] - Huatai Securities reported that the growth in GB200/300 shipments is driving demand for high-end electronic fabrics, which remain in short supply [7] PCB Sector - The PCB sector experienced a notable rally, with stocks such as Bomind Electronics and Yihau New Materials reaching their daily limits [9] - Financial data from Taiwan's PCB industry shows that companies like Jinxing Electronics and Hanyu Bo have maintained high monthly revenues, with significant year-on-year growth [10] - Guojin Securities highlighted that the rapid release of Nvidia's Blackwell and the strong development of ASICs will continue to drive robust demand for AI-PCBs [12] Other Notable Sectors - The pharmaceutical sector, domestic chips, and computing power sectors showed active performance, while the sports industry and high-position pharmaceutical stocks faced declines [12]

Group 1 - The core viewpoint of the article emphasizes that the rising demand expectations for AI are driving the sales of low-dielectric cloth, alleviating concerns about long-term oversupply of certain products, while the high-end electronic cloth market is expected to maintain a stable and strong supply-demand balance [1][2]. - The AI demand expectation curve has been reshaped since May 2025, driven by the interlinked prosperity across various segments of the AI industry chain, including increased capital expenditure by cloud service providers and significant growth in token computing power usage [1]. - The technology upgrade path for low-dielectric cloth products is clear, with advancements focusing on faster and lower-loss signal transmission, which is expected to mitigate medium- to long-term oversupply concerns [2]. Group 2 - The core companies in the electronic cloth sector have implemented price increases, with an average price rise of 0.3 yuan per meter reported in March 2025, and the average price in June 2025 reaching 4.1 yuan per meter, indicating effective price adjustments [2]. - The demand for low-dielectric products is expected to support the stability of mainstream electronic cloth prices, with predictions of a strong performance as the market enters the peak season [2].

Group 1 - The company achieved significant revenue growth in 2024, with total revenue reaching 835 million yuan, a year-on-year increase of 26.24%, and a net profit of 22.8 million yuan, marking a successful turnaround to profitability [1] - In Q1 2025, the company reported revenue of 246 million yuan, a substantial increase of 29.52% year-on-year, and a net profit of 30.87 million yuan, exceeding the total profit of the previous year [1] Group 2 - The global demand for AI technology is driving a comprehensive upgrade in the PCB industry, with a projected 5% growth in global PCB output value in 2024, particularly in high-end products like AI server high-frequency boards [2] - The company's core product, electronic-grade glass fiber cloth, benefits directly from this technological revolution, with revenue from electronic cloth and yarn increasing by 24.59% and 56.86% respectively in 2024 [2] - The company has optimized its product mix, with high-end products accounting for a larger share, and revenue from ultra-thin cloth reaching 148 million yuan, a growth of 47.03% year-on-year [2] Group 3 - The company has established a product structure focused on mid-to-high-end electronic cloth, achieving a gross margin of 17.37% in 2024, an increase of 8.54 percentage points from 2023 [3] - The company has developed low dielectric and low thermal expansion coefficient fabrics to meet the requirements of high-frequency PCBs, with these products receiving customer certification [3] - Several institutions, including Tianfeng Securities and Huatai Securities, have linked the company's products to the AI wave, highlighting the high-end nature of its product structure and the expected increase in demand for low dielectric electronic yarns [3]