Core Viewpoint - The shortage of BT substrates is causing a continuous tightening of BGA packaging capacity, leading to delivery cycles extending beyond 20 weeks, while COB packaging is gaining preference due to its cost-effectiveness and stable raw material supply [1] Group 1: BT Substrate Overview - BT resin substrates are essential for BGA packaging, providing mechanical reliability under extreme temperature cycles due to their low thermal expansion coefficient [2] - BGA packaging typically uses multi-layer stacked structures (6-8 layers) for high-reliability chip support [2] Group 2: Causes of BT Substrate Shortage - The surge in AI server demand is straining BT material capacity, with TSMC's advanced packaging expansion prioritizing ABF substrate orders, which share raw materials with BT substrates [3] - Apple has mandated its memory chip suppliers to use BT substrates for the iPhone 17 series, increasing future demand for this packaging solution [3] - Supply-side issues include extended delivery times for key materials like copper foil substrates and high-grade fiberglass cloth, with delays of 4-5 months reported [3] - Geopolitical factors and tariff uncertainties have led to stockpiling by manufacturers, amplifying short-term demand [3] Group 3: Domestic Replacement Progress - Domestic BT substrate manufacturers are still in a technology ramp-up phase, relying on imported materials and equipment, with a highly concentrated supply of low CTE fiberglass cloth [4] - Japanese companies dominate the high-end low CTE fiberglass market, holding 92% market share, while domestic alternatives face significant technical challenges [4] Group 4: Future Supply Outlook - A turning point in BT substrate supply is expected in the second half of 2026, driven by capacity ramp-up and technological advancements in East Asia [5] - Key milestones include the certification of Taiwanese fiberglass suppliers and the ramp-up of domestic production, which will significantly increase supply [5] - By Q3 2026, the shortage rate is projected to narrow to 5%-7%, although challenges remain in high-end sectors due to certification processes and non-linear growth in AI server demand [6]

格隆汇7月31日丨诺德股份(600110.SH)在投资者互动平台表示，目前公司开发的新一代HVLP铜箔已通 过多家行业头部PCB厂商的认证，并将应用于AI服务器、人形机器人控制模块等高端场景。胜宏科技作 为国内领先的PCB企业，是行业核心客户之一。HVLP产品订单将随AI算力设备、机器人等终端需求的 放量而逐步增长，公司将持续深化与包括头部PCB企业在内的客户合作。 ...

Group 1 - The high-end copper-clad laminate (CCL) market is experiencing structural opportunities due to the rapid increase in AI server shipments and the upgrade of ordinary server CCLs [1][2] - The demand for high-performance servers is continuously expanding, driven by the increasing number of layers required in server iterations and the growing need for high-speed CCLs [2][3] Group 2 - Electronic resin significantly impacts the performance of copper-clad laminates, with the focus on reducing dielectric loss by minimizing the content of polar functional groups in the resin [3] - Commonly used resins in high-end CCLs include biphenyl resin, polyphenylene ether resin, and hydrocarbon resin, with hydrocarbon resin being a key development focus due to its excellent properties [3] Group 3 - The dielectric performance of glass fiber and the polarization rate of its components are closely related, with companies adjusting glass formulations to balance electrical performance and processing difficulty [4] - The next generation of glass fiber is expected to use quartz fiber, which will significantly enhance properties but also increase processing difficulty [4]

Core Viewpoint - The article discusses the growth and dynamics of the PCB (Printed Circuit Board) industry, particularly focusing on the demand for high-frequency and high-speed PCBs driven by advancements in AI servers and other electronic applications [6][21]. PCB Industry Overview - PCB serves as a crucial electronic interconnect component, connecting various electronic parts to form predetermined circuits [7]. - The upstream of PCB includes raw materials such as copper foil, fiberglass cloth, and resin, while the downstream encompasses various electronic products including communication devices, consumer electronics, and automotive applications [8]. Copper Clad Laminate (CCL) Insights - CCL is identified as the core intermediate product for PCB manufacturing, providing essential functions of conductivity, insulation, and support [10]. - The cost structure of PCB indicates that direct costs account for nearly 60%, with CCL representing the highest cost share at 27.31% [15]. Performance Metrics of CCL - Electrical performance is highlighted as a core indicator for CCL quality, impacting PCB performance, manufacturing costs, and long-term reliability [16]. - High-frequency and high-speed PCBs are increasingly utilized in applications such as 5G base stations and AI server GPU clusters, with signal transmission rates exceeding 112 Gbps [16]. Market Demand for High-End PCBs - The global AI infrastructure market is projected to grow significantly, with the market size expected to reach $124.03 billion by 2033, driven by rapid AI application deployment [25]. - AI server shipments are anticipated to rise sharply, with a forecasted shipment of 213.1 million units in 2025, reflecting a year-on-year growth of 27.6% [24]. Upgrading Server Requirements - The demand for PCBs is increasing as ordinary servers upgrade their specifications, necessitating higher performance CCLs [31]. - The global server shipment is expected to grow from 13.6 million units in 2020 to 16.3 million units by 2025, with a compound annual growth rate of 4.15% [31]. Market Growth Projections - The PCB market is projected to experience substantial growth, particularly in the server segment, with a compound annual growth rate of 11.6% from 2023 to 2028 [37]. - The high-end CCL market is expected to expand rapidly, with projections indicating a market size increase from under $4 billion to over $6 billion between 2024 and 2026, reflecting a compound annual growth rate of 28% [37]. Competitive Landscape - Japanese and Taiwanese companies hold significant advantages in the high-end CCL market, with major players like Panasonic and Rogers leading in high-frequency and high-speed CCL technology [38]. - The market for rigid special CCL is dominated by a few key players, with 13 companies accounting for approximately 93% of global sales [38].

Investment Rating - The report rates the industry as "Outperform" compared to the market, marking its first rating [2]. Core Insights - The printed circuit board (PCB) is widely used in the electronics field, with electrical performance being a key indicator for PCB iteration. It is referred to as the "mother of electronic products" [3]. - The demand for high-end copper-clad laminates (CCL) is driven by the rapid deployment of AI applications and increased capital expenditure by tech giants in AI servers. The shipment of AI servers is expected to rise significantly, with a notable increase in the number of CCL layers required for high-performance servers [3]. - Electronic resins play a crucial role in the performance of CCLs, with various types of resins being used, including biphenyl resin, polyphenylene ether resin, and hydrocarbon resin, the latter showing significant development potential [3]. - The properties of glass fiber and fillers significantly impact the characteristics of CCLs, with domestic companies expected to enter the supply chain rapidly [3]. - Investment recommendations highlight that Shengquan Group has successfully developed polyphenylene ether (PPO/PPE) resin and established a fully automated production line with a capacity of 1,300 tons per year [3]. Summary by Sections 1. PCB Industry Chain Overview - The PCB serves as a key electronic interconnection component, with its upstream primarily consisting of copper foil, glass fiber cloth, and resin. CCL is an important intermediate product in PCB manufacturing [9][12]. 2. High-End PCB Downstream Demand - The global AI infrastructure market is projected to grow from $27.94 billion in 2024 to $32.98 billion in 2025, with a compound annual growth rate (CAGR) of 18.01% from 2025 to 2033 [32]. - The shipment of AI servers is expected to reach 2.131 million units in 2025, reflecting a year-on-year growth of 27.6% [32]. - The demand for high-speed PCBs is increasing due to the high data transmission speed requirements of AI servers, with some high-end AI servers already utilizing M8-level CCLs [40]. 3. PCB Resins - Electronic resins are the only organic materials in CCL production that can be designed for specific properties, significantly affecting the dielectric performance and environmental stability of the boards [57][59]. - Commonly used resins include epoxy resin, cyanate ester resin, and hydrocarbon resin, with hydrocarbon resin currently being a hot development area due to its excellent properties [80]. 4. PCB Glass Fiber - Glass fiber is a key material in PCB manufacturing, with electronic-grade glass fiber being a high-end product that provides excellent thermal and chemical resistance [96]. - The report categorizes electronic cloth into high-end, mid-range, and low-end based on thickness and functionality, with specific applications tailored to different performance requirements [94][96].

Core Viewpoint - Nord Co., Ltd. (600110) has confirmed its mastery of core technologies related to additive formulations and processes, and is planning high-end copper foil production capacity at its existing production bases [1] Group 1: Company Insights - The company has the capability to meet the supply demands for High Voltage Low Profile (HVLP) products with its current equipment and technology [1] - The core advantage of HVLP over standard electronic circuit copper foil (such as HTE) is its extremely low surface roughness (Rz < 1.5μm), which significantly reduces high-frequency signal transmission losses [1] Group 2: Industry Applications - HVLP is suitable for ultra-high-speed scenarios, including 5G communications and AI servers [1]

Core Viewpoint - Foxconn and Delta Electronics have announced a strategic alliance through a share swap, marking a significant step in their collaboration in key business areas [1] Group 1: Share Swap Details - Foxconn will acquire 10% of Delta Electronics' shares, while Delta will hold approximately 0.519% of Foxconn's shares [1] - The share exchange will be conducted through the issuance of new shares [1] Group 2: Market Speculation and Confirmation - Prior to the announcement, the market speculated on the reasons behind the suspension of trading for both companies, anticipating a major collaboration [1] - The alliance will focus on the AI server business, leveraging the strengths of both companies [1] Group 3: Competitive Advantage - Foxconn's Chairman, Liu Yangwei, highlighted the company's strong R&D and manufacturing capabilities in the AI server sector [1] - Delta Electronics possesses leading technologies in motors, drive systems, and industrial automation, which will enhance the competitive edge in the AI server market [1] Group 4: Market Reaction - Following the announcement, shares of Foxconn's subsidiary, Hon Hai Precision Industry, surged over 9% during trading, reaching a price of 44.2 TWD [1]

Summary of Dongcai Technology Conference Call Company Overview - Dongcai Technology benefits from the growing demand for AI servers, with high-frequency and high-speed digital business rapidly developing. Revenue is expected to reach 270 million yuan in 2024, with projections of 600-700 million yuan for this year, primarily driven by the demand for AI servers like NVIDIA A100 [2][6][19]. Industry Trends - The core raw material for copper-clad laminates (CCL), resin, is undergoing an upgrade from traditional epoxy resin to polyphenylene ether (PPO), reactive ester resin, and BMI dual-cure resin. The trend is towards using PPO combined with hydrocarbon resin for level 8 CCL to meet higher signal transmission rates and signal fidelity requirements [2][7]. - The upgrade in terminal computing power demands is pushing the CCL levels from code 2 and 4 to code 7, 8, and even 9. The level 8 CCL primarily uses PPO combined with hydrocarbon resin [2][8]. Key Insights - Dongcai Technology has a strong position in the PCB materials sector, with market recognition of the increasing demand for terminal computing power and the company's advantageous positioning in this field. The release of production capacity aligns well with performance expectations [3]. - The company has established stable supply relationships with core downstream customers and has a reserve of 20,000 tons of high-frequency and high-speed resin, set to be operational by Q2 2026, providing a competitive edge over Japanese firms in terms of price and capacity [4][12]. - The high-frequency and high-speed resin business has seen a compound annual growth rate (CAGR) exceeding 100% since 2021, with expectations of significant breakthroughs in level 8 and 9 products by 2025 [4][16]. Product Performance - The high-frequency and high-speed digital business has shown rapid growth, with revenues increasing from 20 million yuan in 2021 to 160 million yuan in 2023, and projected to reach 270 million yuan in 2024 [6]. - The demand for special resin products, particularly the "Taoqin" resin, is expected to grow significantly, with monthly shipments projected to reach one million units by the second half of 2025 and annual demand nearing 20 million units by 2026 [10]. Competitive Landscape - The resin industry has significant barriers, including product quality, production management capabilities, and long-term cooperation with downstream manufacturers [15]. - Despite Japanese companies currently dominating the high-end digital product supply, domestic leaders are expected to capture most of the new market demand from 2025 to 2027 due to their price advantages and ample capacity [13][14]. Future Outlook - Dongcai Technology's future prospects are optimistic, with continued rapid growth in the high-frequency and high-speed resin business, expected to account for over 65% of profits. The company also anticipates growth in capacitor-grade BOPP films and optical base films through technological upgrades and market expansion [18][19].

Summary of Conference Call Notes Industry Overview - The conference call discusses the impact of new technologies on the PCB (Printed Circuit Board) manufacturing industry, particularly focusing on the CoWoP (Chip-on-Wafer-on-Panel) and Carop (Chip-on-Board) processes, which are expected to enhance performance and efficiency in high-performance computing applications, especially for NVIDIA's GPUs and CPUs. Key Points and Arguments 1. New PCB Manufacturing Techniques - NVIDIA's new scheme utilizes embedded substrate materials, increasing the complexity of PCB manufacturing, requiring 1/3 oz copper foil or peelable copper foil [1] - The Carop process eliminates ABF substrates, directly mounting chips on PCBs, which necessitates higher flatness and tighter spacing [2] 2. Material Demand Changes - The demand for Low CTE (Coefficient of Thermal Expansion) electronic cloth has significantly increased due to the larger area of embedded substrates, which is now 3-4 times larger than before [1][5] - The annual demand for Low CTE glass cloth is projected to be around 750,000 square meters, with a monthly increase of approximately 4 million square meters expected to start in 2027 [14][15] 3. Supplier Landscape - Major suppliers of embedded substrate materials include Taiko and Dousan, with specific models like EM526, EM528, EMC892, and EMC896 being highlighted [3][4] - The market is also seeing contributions from Korean companies, although their market share is smaller [4] 4. Technical Specifications and Requirements - The new PCB designs require a minimum of 18 layers of Low CTE electronic cloth for 7 to 9 stage HDI (High-Density Interconnect) technology, doubling the previous requirements [10][11] - The increase in glass cloth layers to 10 is necessary to accommodate complex circuit designs [8] 5. Performance Enhancements - The new scheme is expected to double the computational power due to increased pin counts and improved design methodologies [9] - The transition to higher performance, lower dielectric loss systems is anticipated by 2027, with corresponding increases in PCB area and material requirements [29] 6. Challenges and Future Outlook - The production of high-layer PCBs is challenging due to thickness, small holes, and stringent flatness requirements, which may take years to achieve high yield rates [19] - The new COOP scheme has been researched and applied domestically, with limited international attention [18] 7. Material Composition and Quality - The resin system primarily consists of PPO and hydrocarbon, with increased purity requirements leading to a projected 10% increase in demand [21] - The use of HVLP (High-Volume Low-Pressure) copper foil is critical for meeting the new performance standards [36] 8. Market Trends - The overall demand for Low CTE glass cloth is expected to quadruple as new projects progress, with current monthly demand only in the hundreds of thousands of square meters [16] - The industry is moving towards more advanced materials that meet stringent performance criteria, including low thermal expansion and low shrinkage stress [40] Additional Important Insights - The transition to new technologies is gradual, with major companies like Google, Meta, and Amazon unlikely to adopt these changes in the short term [28] - The expected completion of new projects is projected for late 2026 to 2027, with significant ramp-up in production anticipated thereafter [17]

Group 1: Core Insights - The report highlights the continuous growth in the PCB and AI server sectors, indicating a strong demand for computing hardware [8] - The solid-state battery production timeline has been accelerated, with several companies announcing their plans for mass production [8] - A new childcare subsidy plan has been introduced, providing 3,600 yuan per child annually for children under three years old, which may benefit related companies [8] Group 2: Industry Dynamics - The report notes that the PCB industry is experiencing high growth alongside AI server demand, with specific companies like Shenghong Technology and Shenzhen South Circuit being mentioned as key players [8] - The solid-state battery sector is entering a rapid industrialization phase, with companies such as Liyuanheng and Haishun New Materials highlighted for their involvement [8] - The introduction of the national childcare subsidy is expected to positively impact companies like Kidswant and Aiyingshi, which are focused on childcare services [8] Group 3: Company Focus - Xuefeng Technology plans to acquire a 51% stake in Shengshi Putian for 154 million yuan through a private agreement [10] - Xiangdian Co. intends to purchase a 12.5% stake in Tongda Electromagnetic Energy for 208 million yuan from its controlling shareholder [10] - Fuwei Co. has received notices for seat product development from well-known joint venture and domestic brands [10] - Sinochem Equipment is set to issue shares to acquire 100% stakes in two companies from China National Chemical Equipment and Beijing Bluestar Energy Investment [10] Group 4: Market Review and Outlook - On July 29, the total trading volume in the two markets reached 1.8032 trillion yuan, with 2,142 stocks rising and 2,840 stocks falling [12] - The Shanghai Composite Index opened flat and then rose, with all three major indices closing with small gains, while the ChiNext and STAR Market indices continued to reach new highs [12] - The report indicates a potential upward breakout for the Shanghai Composite Index, approaching the July 23 high of 3,613 points, with a generally optimistic short-term outlook [12]