可控核聚变技术跃进 多只概念股研发强度高（附名单）

Core Insights - China's controllable nuclear fusion technology has achieved a new breakthrough, with significant advancements in the experimental device known as EAST, which has confirmed the existence of a density-free zone, providing important physical evidence for high-density operation in magnetic confinement fusion devices [3][4]. Industry Overview - The global fusion industry has experienced explosive growth over the past five years, with total investment soaring from $1.9 billion in 2021 to $9.7 billion, and an additional $2.6 billion expected in 2024 alone [4]. - Predictions from the International Energy Agency and the International Atomic Energy Agency suggest that the global nuclear fusion market could reach $496.55 billion by 2030 and potentially exceed $1 trillion by 2050 [4]. Company Developments - In the A-share market, 59 companies are involved in controllable nuclear fusion, with 22 companies reporting R&D expenses accounting for over 5% of their revenue before the third quarter of 2025 [5]. - Notable companies leading in R&D intensity include Changguang Huaxin, Aikesaibo, and Jingye Intelligent, with R&D expenses exceeding 20% of their revenue [5][7]. - Among these, Yujing Technology, Jingye Intelligent, and Aikesaibo reported significant year-on-year increases in R&D expenses of 87.76%, 64.87%, and 42.62%, respectively [6]. Financial Performance - Zhongtai Co. has forecasted a net profit of between 420 million to 480 million yuan for 2025, marking a turnaround from losses, driven by overseas orders in its manufacturing segment [6]. - The company has successfully implemented its helium refrigeration technology in fusion research facilities, indicating its relevance to the controllable nuclear fusion sector [6].