Core Viewpoint - The A-share controllable nuclear fusion sector has seen significant growth, driven by accelerated commercialization of nuclear energy, with the potential for limitless energy generation if controllable nuclear fusion is realized [1] Industry Overview - Controllable nuclear fusion is based on the fundamental principles of stellar energy release, offering a clean, efficient, and sustainable energy source with minimal radioactive waste [1] - The primary fuels for nuclear fusion are tritium and deuterium, with 1 liter of seawater capable of extracting 0.035 grams of deuterium, releasing energy equivalent to burning 300 liters of gasoline, and the global supply of deuterium from seawater could last for over a hundred billion years [1] Technological Pathways - Global fusion research primarily focuses on two main technological pathways: magnetic confinement fusion and inertial confinement fusion, with ITER being the most representative project for magnetic confinement and the National Ignition Facility (NIF) for inertial confinement [1] - Magnetic confinement fusion is considered the most effective approach for developing fusion energy due to its longer energy confinement time, higher technological maturity, and stronger engineering feasibility [1] Domestic Industry Chain - The domestic controllable nuclear fusion industry chain is taking shape, with upstream companies providing raw materials such as superconducting materials and tungsten-based materials [2] - Key players in the upstream include Western Superconducting (SH688122), Shanghai Superconductor, and Antai Technology (SZ000969), among others [2] - Midstream equipment manufacturers include Western Superconducting and Guoguang Electric (SH688776), which supply components for magnetic confinement systems [2] Application and Commercialization - Downstream application firms include China National Nuclear Power Co. and China General Nuclear Power Group, responsible for the operation and construction of nuclear power plants [3] - The commercialization of controllable nuclear fusion is progressing, with various companies involved, although many have not disclosed the revenue contribution from related businesses [3] - Guoguang Electric's products are key components for the ITER project, while Western Superconducting is the only domestic producer of superconducting materials for ITER and is also involved in the CFETR project [3] Future Prospects - The timeline for the commercialization of controllable nuclear fusion is projected around 2030, with significant advancements expected by 2035 [5] - The BEST project in Hefei aims to enhance the economic viability of nuclear fusion energy and is expected to complete by 2027, potentially becoming the world's first compact fusion energy experimental device [5][6] - Achieving commercial viability requires meeting specific criteria, including maintaining plasma conditions and achieving a fusion gain greater than one [6]

可控核聚变深度：终极能源的短期变化与后续展望 20250505 摘要 可控核聚变产业化进展如何？ 可控核聚变产业化进展显著。从去年到今年，随着科学验证转向工程验证阶段， 各种建设和设计招标持续启动。例如，环流 3 号改造项目已经开始，中核官网 新增了多个招标项目。整体来看，国内外都在加快推进可控核聚变产业化，包 括重大项目建设、融资和技术端的共振情况。在 2027 年左右，一些工程可行 • 人工智能和高温超导材料的进步是核聚变行业发展的主要驱动因素，AI 提 升控制能力和装置设计能力，二代高温超导材料提升磁场强度并降低成本。 • 2025 年被认为是可控核聚变行业的重要元年，EAST 和星火等项目进入建 设和装备阶段，潜在项目投资者整体规模将在几百亿量级，产业链将进入 订单兑现阶段。 性实验堆将开始运行，为后续商业化奠定基础。 中国在可控核聚变领域有哪些主要贡献？ 中国在可控核聚变领域的贡献主要集中于两个研究所：核工业西南物理研究院 专注常规超导托卡马克，中国科学院等离子体物理研究所深耕超导托卡马克技 术。这两大院所牵头推动国家级项目。此外，以南洋机电、新巨丰能源、汉能 巨能、新奥集团等为代表的民营企业通过高 ...

Investment Rating - The industry rating is "Outperform the Market," indicating that the overall return of the industry is expected to exceed the market benchmark index by more than 5% in the next 6 months [14]. Core Insights - The recent breakthrough in the "Xuanlong-50U" spherical toroidal hydrogen-boron fusion device by Xin'ao Energy Research Institute marks the first successful achievement of a plasma current discharge of 1 million amperes, establishing a foundation for the commercialization of hydrogen-boron fusion [3][4]. - Nuclear power is recognized as a crucial force in promoting the green transition of energy due to its cleanliness, safety, efficiency, and minimal land use, with annual utilization hours exceeding 7000 hours, the highest among all power sources [5]. Summary by Sections Breakthroughs and Developments - The "Xuanlong-50U" device underwent an upgrade in 2023, achieving its first plasma discharge on January 24, 2024, and exceeding expected plasma current indicators on August 15, 2024. The focus for 2025 will be on high-parameter hydrogen-boron plasma discharge research [4]. Investment Opportunities - Recommended companies for investment include: 1. **Jia Dian Co., Ltd.**: Leading in nuclear main pumps and helium fans for fourth-generation high-temperature gas-cooled reactors [5]. 2. **Guoguang Electric**: Key components for the ITER project [5]. 3. **Lanshi Heavy Industry**: Covers upstream nuclear fuel systems to downstream spent fuel processing [5]. 4. **Kexin Electromechanical**: Producing high-temperature gas-cooled reactor products and replacing imports [5]. 5. **Hailu Heavy Industry**: Services for third and fourth-generation reactors and thermal nuclear fusion reactors (ITER) [5]. 6. **Jiangsu Shentong**: Secured over 90% of orders for nuclear-grade valves in new nuclear power projects [5]. 7. **Xianheng International**: Products applied in the operation and maintenance of nuclear energy [5].