Investment Rating - The industry investment rating is "Positive" (maintained) [1] Core Viewpoints - The controlled nuclear fusion sector is experiencing steady progress in research and construction, with continuous order releases, indicating a positive long-term development outlook [8][35] - The BEST device construction has fully commenced, and the core component bidding is expected to accelerate [6][22] - Recent breakthroughs in plasma discharge frequency and intensity by Zap Energy mark significant advancements towards commercialization [20][21] Summary by Sections Sector Review - In the week of October 9-10, 2025, most segments within the controlled nuclear fusion sector saw price increases, with notable gains in individual stocks such as Hahai Huadong (+29.6%), Hezhuan Intelligent (+21.0%), and Antai Technology (+21.0%) [5][15] - The magnetic materials segment rose by 10.9%, vacuum chamber and metal forgings by 10.8%, and upstream metal materials by 7.6% [17] Industry Dynamics - The BEST device's key component, the Dewar base, has been successfully installed, marking a new phase in the project [22] - Germany announced a €2 billion fusion action plan aimed at establishing a demonstration reactor by the 2040s [25] - Gauss Fusion released a concept design report for Europe's first commercial fusion power plant, with an estimated investment of €15-18 billion [31] Company Developments - Hangyang Group won a bid for a low-temperature liquid helium testing system project, which is crucial for the controlled nuclear fusion low-temperature system [34] Weekly Perspective - The ongoing development of nuclear fusion devices and the release of orders are viewed positively for the sector's long-term prospects, with a focus on core components such as magnets, main units, and power supplies [35]

可控核聚变系列 - 电源专题：多技术路线共同发展，电源 价值量在膨胀 20250903 摘要 托克马克装置是主流核聚变路线，需求集中在磁体电源和辅助加热系统， 价值量占比高，技术格局清晰。FRC 和类钴说路线核心在于快控开关和 脉冲电容，技术壁垒高，需求快速增长，需处理大电流、高压环境。 托克马克装置关键点包括稳态功率（辅助加热、电网、低温及水冷系 统）与脉冲功率（辅助加热、磁力及无功补偿与滤波系统）。磁力电源 为超导磁体供电，激发、约束并调整等离子体，实现稳定聚变，需求特 点是大电流、小纹波、快速响应。 无功补偿系统在核聚变装置中至关重要，用于平滑无功功率，避免因无 功波动对系统产生冲击，确保装置运行的稳定性和可靠性，并保护设备 和电网安全。 辅助加热电源用于实现从 3,000 度到 1 亿度以上的高温条件，核心需求 包括大容量、高电压、快速响应、保护时间短以及释放能量小。主流辅 助加热系统分为中性束加热和射频加热（电子回旋、离子回旋、低杂 波）。 Q&A 可控核聚变电源的核心要求是什么？ 可控核聚变电源是磁体、加热系统和辅助系统供电的核心装置，其要求包括高 容量、耐高压、大电流和低纹波等。以托克马克装置为 ...

Core Insights - The controlled nuclear fusion industry is entering a rapid incubation phase, with significant advancements in various technical routes such as magnetic confinement, Z-pinch, and FRC, indicating a potential move towards commercialization [1][2] Group 1: Industry Developments - The diversification of controlled nuclear fusion technology routes is evident, with public funding leading current projects and private capital driving future initiatives, resulting in a global fusion race with increased financing activities from major tech companies like Google, Amazon, and Microsoft [2] - The Tokamak device is expected to benefit from breakthroughs in high-temperature superconducting materials, potentially achieving grid-connected power generation by the 2030s [3] Group 2: Project and Investment Opportunities - Domestic Z-pinch hybrid reactors are anticipated to accelerate in development, with private capital showing interest in FRC devices, which have seen significant funding and advancements in recent years [4] - The potential annual investment in nuclear fusion power stations could reach several hundred billion yuan if commercialization is successful, based on current construction rates of fission reactors [2] Group 3: Beneficiary Companies - Beneficiary companies in the magnetic materials sector include Western Superconducting (low-temperature superconductors), Yongding Co. (high-temperature superconductors), and Shanghai Superconductor (high-temperature superconductors) [5] - Companies involved in vacuum chambers and internal components include Hezhong Intelligent (vacuum chambers), Guoguang Electric (first wall components), and Antai Technology (first wall components) [5] - In the power supply assembly sector, beneficiaries include Yingjie Electric (magnet power supply), Aike Saibo (magnet power supply), and Sichuang Electronics (PSM power supply) [5]

Group 1 - The core component of fusion devices is the fusion power supply, which enhances the fusion "triple product" by optimizing heating temperature and energy confinement time, thus promoting fusion ignition [1][2] - The overall technical and customer barriers for power supply are high, with power supply costs accounting for 30%-50% of the total device cost [1][5] - The investment climate for fusion in China is improving, and the demand for fusion power supply is expected to be fully released as multiple technical routes progress simultaneously [1][5] Group 2 - The power supply plays a crucial role in assisting plasma heating and controlling plasma position, with strict requirements for precision to avoid electromagnetic radiation hazards [2][3] - Different fusion routes, such as linear, Z-pinch, and stellarator, have stringent requirements for power supply, with costs for linear devices reaching about 50% and Z-pinch devices around 30% of total costs [4][5] - Domestic capabilities for core components of power supplies have been established, reducing reliance on imports for critical components like electron tubes [3][5] Group 3 - Recommended stocks include Aikesaibo (688719.SH), with attention to Yingjie Electric (300820.SZ), Guoguang Electric (688776.SH), Xuguang Electronics (600353.SH), Hongxun Technology (603015.SH), and Wangzi New Materials (002735.SZ) [6]

Investment Rating - The report maintains a "Positive" investment rating for the electrical equipment industry [10]. Core Insights - Recent advancements in nuclear fusion technology have garnered significant attention from the capital markets, driven by breakthroughs such as China's "East Super Ring" achieving high-confinement plasma operation and substantial increases in industry capital expenditures [4][7]. - Major countries have introduced supportive policies, leading to a surge in social capital inflow, indicating that the nuclear fusion sector is approaching a pivotal point [4][30]. - The value proportion of power supply equipment is high, with significant technical barriers, particularly in magnet power supply parameters and converters being core devices [4][8]. Summary by Sections Nuclear Fusion Progress and Commercialization - The nuclear fusion sector is witnessing positive developments, with commercial viability becoming increasingly attainable. Key milestones include the successful operation of high-confinement plasma and increased capital expenditures in the industry [7][26]. - The plasma physics research institutes have reported a significant year-on-year increase in contract amounts since 2024, indicating a robust growth trajectory [29]. Importance of Power Supply in Fusion - Achieving a certain threshold in fusion triple product is crucial for effective power output, highlighting the importance of providing sufficient energy input [8]. - The power supply for tokamak devices is categorized into pulsed and steady-state loads, with pulsed loads having higher value proportions and technical requirements [8]. Competitive Landscape and Early Mover Advantage - The nuclear fusion development is still exploratory, with no unified standards for power supply parameters, creating high technical barriers [9]. - Companies that have been deeply involved in this field for years are likely to benefit from their early mover advantages as more capital flows into the nuclear fusion sector [9][30]. Investment Trends and Policy Support - The investment in nuclear fusion has seen a turning point since 2020, with the U.S. leading globally, followed closely by China. The cumulative investment in private fusion companies has surged from €1.5 billion to €9.9 billion [35]. - Various countries, including the U.S., Germany, the U.K., and China, have launched initiatives to support nuclear fusion technology development, reflecting a global commitment to advancing this field [30][31]. Focus on High-Value Equipment - The report emphasizes the need to focus on high-value equipment in the nuclear fusion sector, particularly in the context of the ITER project, where core equipment constitutes a significant portion of the investment cost structure [47][48].

Core Insights - The Shanghai Stock Exchange hosted a salon focused on "Controlled Nuclear Fusion," with over 20 companies and nearly 30 financial institutions participating to discuss the industry's future and capital market support [1][2] Industry Development - China's controlled nuclear fusion industry has gained a first-mover advantage, particularly in high-temperature superconducting materials and Tokamak devices, due to overall technological advancements and collaboration between academia and industry [2] - Leading companies in the Shanghai main board include China National Nuclear Corporation, which is deeply involved in the CFETR project, and China Nuclear Engineering Corporation, which supports the ITER project [2] Technology and Commercialization - There is a consensus on the development model that combines various technological routes, with a focus on enhancing energy Q value and creating commercially viable products [3] - The commercial viability of nuclear fusion is accelerating, as evidenced by the increasing order and production capacity from upstream companies, although significant breakthroughs and cost reductions are still needed for full commercialization [3] Investment and Financial Support - Investment institutions are currently focusing on capital expenditure and key parameter improvements, suggesting companies adopt differentiated competition strategies to attract funding [4] - The Shanghai Stock Exchange plans to enhance the adaptability of the Sci-Tech Innovation Board to better serve technological innovation and support the real economy [5]

Group 1 - The successful plasma ignition of the HHMAX-901 fusion device marks a significant breakthrough in China's exploration of commercial nuclear fusion [1] - The "controlled nuclear fusion" industry is gaining traction in the capital market, with over 20 companies participating in discussions about the supply chain and technological collaboration [1][4] - Controlled nuclear fusion is considered the ultimate energy source due to its abundant fuel, safety, environmental cleanliness, high energy density, and economic advantages [2] Group 2 - China is leading in nuclear fusion research, with significant achievements in various national scientific devices and projects like CFETR [3] - The controlled nuclear fusion industry in China includes multiple segments such as materials, main engines, systems, and applications, benefiting from technological advancements and collaborative innovation [4] - Companies like China Nuclear Power and Xibu Superconductor are playing crucial roles in the development and supply of materials and components for nuclear fusion projects [4][5] Group 3 - The focus on commercializing nuclear fusion technology requires overcoming challenges related to material costs and technological breakthroughs [5] - There is a strong emphasis on the need for financial support from the capital market and local governments to facilitate the expansion of production capacity and technological validation [5]

Summary of Key Points from the Conference Call Industry Overview - The conference call focuses on the nuclear fusion industry, specifically the power supply systems used in fusion devices, which constitute approximately 15% of the overall cost structure of fusion reactors [1][2][3]. Core Insights and Arguments - **Power Supply Systems**: The core components of the power supply systems are the magnet power supply and heating power supply. The magnet power supply is crucial for superconducting magnets, characterized by high current and low energy loss, with key players including Xuji Electric and others [1][2]. - **Heating Power Supply**: This system is essential for plasma heating, requiring high voltage, typically in the tens of kilovolts range. Companies involved include Sichuan Chuangxin Electronics and others [1][2]. - **Global Competition**: There is an active global push for nuclear fusion projects, with the U.S. accelerating approvals for new reactor types and China conducting laboratory and facility design tenders. This competitive landscape is expected to drive technological advancements and market opportunities [3][4]. - **Recent Market Performance**: The nuclear fusion sector has seen significant performance improvements due to U.S. administrative orders speeding up reactor approvals and advancements in key technologies. Despite potential short-term corrections, the long-term growth potential remains substantial [4]. Additional Important Content - **Power System Types**: The nuclear fusion industry utilizes two main types of power systems: pulsed power systems and steady-state power systems. The ITER project exemplifies this, with China responsible for the pulsed power component and the U.S. for the steady-state power component [5]. - **Superconducting Magnet Power Supply**: This power supply operates at high current (thousands of kVA) and low voltage (1 kVA), leveraging the near-zero resistance of superconducting magnets at low temperatures [6]. - **Heating Power Principles**: The heating power supply operates based on electromagnetic induction principles, generating eddy currents to heat plasma, but requires auxiliary heating to achieve the necessary temperatures for fusion [7][8]. - **Auxiliary Heating Technologies**: Two main types of auxiliary heating technologies are identified: Pulsed Step Modulation (PSM) and High Voltage Pulsed Supply (HVPS). The ITER project employs four auxiliary heating methods, including Ion Cyclotron Heating and Electron Cyclotron Heating [9][10]. - **Voltage Requirements**: Different heating methods have specific voltage requirements, with Ion Cyclotron Heating needing 18-27 kV, while Neutral Beam Injection requires up to 1,000 kV, indicating higher technical challenges and value in heating systems compared to magnet power supplies [12]. - **Key Companies to Watch**: Notable companies in the nuclear fusion sector include Sichuan Chuangxin Electronics, Yingjie Electronics, and Xuguang Electronics, which have significant roles in power supply and auxiliary equipment manufacturing. Other companies like Yinxing Energy and Xuji Group are also highlighted for their contributions to the industry [16].