Industry and Company Research Summary Industry Overview Glass Fiber Industry - The glass fiber industry is characterized by heavy asset requirements and continuous production, significantly influenced by manufacturing sector conditions and global PMI trends [1][5] - As of the end of 2023, the price war initiated by China Jushi did not sustain, and prices remain at historical lows, necessitating attention to inventory levels to determine price turning points [1][10] - The peak supply period for glass fiber is expected to pass by 2026, with current low prices leading to an optimistic market outlook for the coming years [1][6] - Major players like China Jushi and China National Materials occupy 65% of the global market share, with energy cost differences significantly impacting competitive strength [1][7][8] - Jiangsu Province's inclusion of glass fiber in the "two high" catalog indicates future capacity additions will be limited, potentially promoting supply-demand balance [1][11] Carbon Fiber Industry - The carbon fiber production process is complex with high technical barriers, relying heavily on imported equipment [1][13] - Domestic demand for carbon fiber is projected to exceed 100,000 tons by 2025, while supply is estimated at over 90,000 tons, indicating a dynamic balance despite some import substitution potential [1][14] - The automotive sector is experiencing rapid growth in carbon fiber demand, with mid-range brands beginning to adopt its use [1][16] - The wind power sector is expected to see significant carbon fiber application growth in 2025 due to larger blade sizes and decreasing prices [1][15] - The sports and aerospace sectors continue to show increasing demand for carbon fiber, driven by lifestyle trends and technological advancements [1][18] Key Insights Demand Growth - Glass fiber demand is expected to grow by approximately 6% by 2025, while carbon fiber demand is anticipated to exceed 20% [2] - Glass fiber applications are primarily concentrated in the construction materials sector, accounting for about 25% of demand, whereas carbon fiber applications are more diversified [2] Production Characteristics and Investment Costs - The glass fiber industry requires significant investment, with approximately 120 million yuan needed for 10,000 tons of capacity, while sales revenue for the same amount is around 50 million yuan [3] - The carbon fiber industry faces challenges such as supply surplus and price pressures, with state-owned enterprises dominating the market [3][19] Supply-Demand Dynamics - The glass fiber market is currently in a state of tight balance, with inventory levels being a critical indicator for price movements [10] - The carbon fiber market is expected to maintain a dynamic balance, with demand growth stimulating supply increases [14] Competitive Landscape - In the glass fiber market, China Jushi and China National Materials leverage their procurement and transportation advantages to maintain strong competitive positions [7] - Energy cost disparities significantly affect competitiveness, with companies in regions like Chongqing facing challenges due to higher transportation costs [8][9] Future Outlook - China Jushi's projected reasonable performance for 2025 is 4.6 billion yuan, with potential growth to over 6 billion yuan by 2030, indicating a target market capitalization exceeding 60 billion yuan [12] - The carbon fiber industry is expected to face challenges from supply issues and price pressures, but opportunities for growth exist in emerging markets such as 3C products and low-altitude economies [22] Notable Companies - Military enterprises like Guangwei and Zhongjian are performing well due to strong profitability in their military business [21] - Zhongfu Shenying has shown improved sales in Q2, but its stock price remains constrained by overall industry supply-demand dynamics [23]

Group 1: Cement Industry - In July, the cement industry experienced a seasonal downturn, with high temperatures and rain affecting downstream construction, leading to a decrease in national cement demand and an increase in the clinker line shutdown rate [1][2] - Clinker inventory continued to grow, indicating a significant supply-demand imbalance, resulting in a downward trend in cement prices [1][2] - It is expected that demand will gradually recover in late August, and cement prices may stabilize and begin to rise [1][2] Group 2: Building Materials Consumption - Retail sales of building and decoration materials increased by 2.6% year-on-year from January to June 2025, with June showing a 1.0% year-on-year increase and a 14.8% month-on-month increase [2] - The expectation of policy implementation is enhancing the recovery outlook for the retail market, with potential demand from renovation and upgrading of existing properties, as well as urban village and dilapidated housing renovations [2] Group 3: Fiberglass Industry - In July, the price of fiberglass roving showed slight weakening, with traditional thermosetting products experiencing weak sales, while wind power and high-end products remained the main focus [3] - The supply of fiberglass remains high, and prices are expected to trend weakly [3] - For electronic fiberglass, prices remained stable, but there is a supply shortage for high-end products, which is expected to support prices at a high level [3] Group 4: Float Glass - In July, float glass prices stopped declining and began to rise, with inventory shifting towards downstream [3] - The demand from the middle and downstream sectors increased, leading to a recovery in spot prices [3] - The market outlook for August suggests continued speculative demand and inventory buildup, with potential for slight price increases in the fourth quarter due to urgent construction needs [3] Group 5: Investment Recommendations - For building materials, companies with strong channel layouts, product quality, and brand advantages such as Beixin Building Materials, Weixing New Materials, and Dongfang Yuhong are recommended, along with attention to Sanke Tree and Rabbit Baby [4] - In the cement sector, stricter supply controls are expected to ease supply-demand imbalances, with price increases anticipated for regional leaders like Shangfeng Cement, while Huaxin Cement and Conch Cement are also worth monitoring [4] - In the fiberglass sector, companies like China Jushi are recommended due to expected demand recovery and price increases for mid-to-high-end products [4] - For the glass industry, attention is drawn to Qibin Group as the supply-demand balance is expected to improve with increased cold repair production lines [4]

Investment Rating - The report indicates a positive outlook for the specialty glass fiber industry, particularly driven by the increasing demand from AI servers and the upgrade of CCL materials [1]. Core Insights - The demand for AI servers is driving a significant upgrade in CCL materials from traditional levels to higher grades such as Grade 7 and Grade 8, with ongoing efforts to develop Grade 9 materials [1][4]. - Nitto Denko is a leader in the low dielectric constant specialty glass fiber sector, utilizing advanced materials like N1 glass and Ner glass to achieve lower dielectric constants [1][5]. - The cost structure of CCL materials shows that glass fabric accounts for approximately 30% of the total cost, highlighting the importance of enhancing the performance of all components in response to AI-related demand [1][7]. Summary by Sections Industry Overview - The specialty glass fiber market is experiencing intense competition, with leading companies like Nitto Denko showing strong performance amid rising AI demand [2][14]. - The market for specialty glass fiber has seen a revenue increase of 6.5 times from 2015 to 2024, reflecting the growing need for high-performance electronic materials [15]. Key Companies - Nitto Denko's electronic materials division is projected to contribute about 40% of the company's revenue and 85% of its operating profit in 2024 [1][9]. - Other notable companies in the CCL supply chain include Taiwanese, Korean, and Japanese firms, with a focus on collaboration with PCB manufacturers to penetrate the overseas AI market [3]. Product Development - Nitto Denko plans to introduce its third-generation specialty glass fiber for high-end applications such as 6G and AI servers by 2026, with further product iterations expected by 2030 [16]. - The report highlights the ongoing development of T-glass and low DK materials, which are crucial for high-speed applications and AI servers [22][21]. Market Dynamics - The supply of T-glass materials is currently tight, with production and expansion plans underway to meet future demand [21]. - The report notes that low DK materials are primarily used in high-speed switches and AI servers, with stable production expected to meet customer orders in the near term [22]. Competitive Landscape - The competitive landscape for specialty glass fiber is characterized by a mix of established Japanese firms and emerging players from Taiwan and mainland China, all vying for market share in the growing AI sector [2][3][24].

证券日报网讯 国际复材8月7日在互动平台回答投资者提问时表示，公司专注于高性能新材料领域，生 产的玻璃纤维是各应用领域的前端基础性材料，广泛应用于风电叶片、汽车制造、轨道交通、电子通 信、家用电器、建筑材料、工业管罐、航空航天等领域，产品畅销亚洲、欧洲、美洲等多个国家和地 区，与国内外知名企业建立了稳定的合作关系。 （编辑 王雪儿） ...

Core Viewpoint - The stock price of International Composite Materials has increased by 2.64% to 5.05 yuan, with a trading volume of 784 million yuan, indicating positive market sentiment towards the company [1]. Company Overview - International Composite Materials specializes in the research, production, and sales of fiberglass and its products, which are widely used in wind turbine blades, automotive manufacturing, electronic communication, and construction materials [1]. - The company has developed low-dielectric fiberglass for 5G applications, which is now utilized in high-end smartphones and key wave-transmitting products for 5G communication [1]. Product Applications - The electronic-grade fiberglass products are primarily used in the printed circuit board sector, although the company does not engage in the production of copper-clad laminates [1]. - The company's products are distributed across Asia, Europe, and America, maintaining stable partnerships with well-known domestic and international enterprises [1]. Shareholder Information - As of July 31, 2025, the number of shareholders is 79,000, reflecting a decrease of 9.84% from the previous period [1]. - The Shenzhen Stock Connect holds 8.5614 million shares, accounting for 0.22% of the circulating share capital [1].

Core Viewpoint - International Composite Materials (301526) is actively engaging with investors regarding its product offerings and potential business opportunities in specialized materials like PEEK [1][2]. Group 1: Company Product Focus - The main products of the company are glass fiber and its derivatives, which are categorized as fundamental reinforcement materials [2]. - PEEK is identified as a specialized engineering plastic, and the company acknowledges that customers can procure glass fiber from them to combine with resin for PEEK production [2]. Group 2: Business Opportunities - The company expresses a proactive approach in monitoring business opportunities related to specialized products such as PEEK [2].

Group 1 - The company specializes in the research, production, and sales of fiberglass and its products, indicating a focus on high-tech applications [1] - The products are widely used in various downstream sectors, including electronics, wind power blades, automotive and rail transportation, construction materials, industrial tanks, electrical insulation, and aerospace [1] - The company does not produce copper-clad laminates, as confirmed in a response to an investor inquiry [1]

Core Views - The construction materials industry is expected to stabilize and recover due to loose macroeconomic policies, with significant attention on the supply side's proactive changes [4] - The cement industry is implementing self-discipline and peak production measures, accelerating supply reduction amid production restrictions and tightening carbon emission targets [4] - The glass fiber industry is experiencing sustained demand growth, with price increases of 10%-15% for thermoplastic/wind power glass fiber products and 15%-20% for other products, leading to improved performance [4] Cement Industry - Demand is expected to stabilize as housing market confidence strengthens, with signs of recovery in transaction prices and a narrowing decline in transaction volumes [4][19] - The cement and concrete sectors are supported by ongoing infrastructure demand and urban renewal, with industry profitability remaining robust [4][31] - The average coal price, which constitutes the largest portion of cement clinker costs, is predicted to remain low, further reducing costs and supporting profitability recovery in 2025 [4][35] Glass Fiber Industry - The glass fiber sector is seeing a structural improvement in demand, with applications expanding in wind energy, electronics, and thermosetting products [4][42] - The industry is characterized by a high concentration of production capacity, with the top three companies accounting for approximately 63% of domestic capacity [4][49] - Price trends are positive, with a recovery in profitability expected due to demand growth and proactive supply-side changes [4][51] Consumer Building Materials - The consumer building materials sector is benefiting from policies aimed at stabilizing the housing market, with ongoing demand for renovation and urban renewal projects [4][66] - The shift from B-end to C-end customers is creating opportunities for brands with strong channel capabilities, with companies like兔宝宝 (Rabbit Baby) and北新建材 (Beixin Building Materials) being highlighted for their competitive advantages [4][102] - The second renovation demand is anticipated to grow as the housing stock ages, with significant potential for market expansion in the coming years [4][69]

公司回答表示：感谢您的提问。公司专注于高性能新材料研发与生产，主营玻璃纤维及其制品的制造。 作为关键基础材料，产品广泛应用于新能源领域（风电叶片等）、交通运输领域（汽车制造、轨道交 通、航空航天）、电子电气领域（电子通信、家用电器）、建筑领域（建筑材料、工业管罐）等，公司 产品以其优异的性能支撑下游产业的技术创新与发展。更多产品应用情况还请您关注公司披露信息。 来源：金融界 金融界8月4日消息，有投资者在互动平台向国际复材提问：尊敬的董秘，您好！请问，贵公司有产品用 在水电站建设工程吗？ ...

Investment Rating - The report maintains an "Outperform" rating for the industry [1]. Core Insights - The report highlights that AI is driving upgrades in upstream materials for PCB, with quartz fabric reshaping the competitive landscape and leading companies emerging [1]. Summary by Sections Section 1: Copper Clad Laminate (CCL) - The performance requirements for CCL are increasing due to enhanced computational efficiency [3]. - CCL is an essential material in PCB manufacturing, made from reinforced materials like glass fiber cloth and resin, coated with copper foil [8]. - High-frequency and high-speed CCL are designed for high-frequency signal transmission, requiring low dielectric constant and loss [11]. - The demand for CCL is expected to rise as AI development and data transmission speeds increase, with Df values projected to drop below 0.006 [16]. - The PCB industry is projected to grow approximately 5% year-on-year in 2024, with the global server PCB market expected to reach $16 billion by 2026, reflecting a CAGR of 12.8% from 2022 to 2026 [19]. Section 2: Electronic Fabric - The quality requirements for electronic-grade glass fiber fabric are high, with Low-Dk electronic yarn being a core material for high-frequency PCBs [34]. - Different grades of electronic fabric have varying performance indicators, with Q fabric currently being the best choice [38]. - The demand for electronic fabric is increasing due to the high-performance requirements of AI servers and 5G base stations [48]. Section 3: Quartz Fiber - Quartz fiber, with a silica content of over 99.90%, exhibits excellent thermal resistance and electrical insulation properties, making it suitable for aerospace, military, and semiconductor applications [58]. - The production of high-purity quartz fiber involves complex processes, and companies like Feilihua have established significant capabilities in this area [66][72]. - The competitive landscape for quartz fiber is evolving, with high-purity quartz fibers expected to dominate the third-generation electronic fabric market [59].