Qian Zhan Wang·2025-04-29 05:08Core Insights - The controllable nuclear fusion industry chain is characterized by high technical content, with downstream applications not yet commercialized [1] Group 1: Industry Chain Overview - The upstream of the controllable nuclear fusion industry includes various raw materials such as superconducting magnet materials, rare metals like tungsten and tantalum, special steel, and fuels like deuterium and tritium [1] - The midstream involves equipment and reactor engineering construction, with common devices including tokamak fusion experimental devices, magnetic systems, vacuum systems, heating and current drive systems, and other essential equipment [1] - The downstream primarily focuses on nuclear power plant operations for research and power generation [1] Group 2: Key Enterprises in Upstream and Midstream - Key upstream companies providing superconducting magnet materials include Jiuli New Materials, Shanghai Superconductor, and Lianchuang Superconductor; companies producing cladding materials include Zhangyuan Tungsten and Chujian New Materials [2] - In the midstream equipment manufacturing sector, West Superconductor's Nb3Sn superconducting wire is widely adopted; Antai Technology's low-noise antenna tungsten string limiter is used in the EAST superconducting tokamak fusion experimental device [2] - China National Nuclear Corporation is a major player in the engineering construction of controllable nuclear fusion, with significant advancements in its fusion device, "China Circulation No. 3" [2] Group 3: Downstream Applications and Current Status - Controllable nuclear fusion is still in the critical technology research phase and has not yet achieved commercial power generation; current projects include the China Fusion Engineering Test Reactor (CFETR) and the Compact Fusion Energy Experimental Device (BEST) [3] - Ongoing technological breakthroughs and experimental validations are expected to provide solid technical support for future clean energy supply and enhance the industry chain layout [3] Group 4: Regional Distribution of the Industry - As of March 25, 2025, there are 170 institutions related to controllable nuclear fusion in China, with the highest concentration in Anhui Province (24 institutions), followed by Guangdong (19) and Beijing (17) [7] - The distribution of listed companies related to controllable nuclear fusion includes 47 companies across 15 provinces, with Jiangsu Province having the most at 8 companies, including Yongding Co., Ltd. [9] - A significant industrial cluster is forming around Hefei and Shanghai, with a focus on the Jiangsu-Zhejiang-Shanghai-Huai region and Chengdu and Xi'an as key areas for fusion equipment [10]