Core Viewpoint - The construction of the first commercial controlled nuclear fusion power plant in the U.S. by Helion Energy marks a significant step towards the commercialization of fusion energy, with plans to supply power to Microsoft by 2028 [3][5]. Group 1: Company Developments - Helion Energy has initiated site construction for its controlled nuclear fusion power plant named "Orion" in Chelan County, Washington, which is a crucial milestone for integrating fusion power into the grid [3]. - The company has signed a power purchase agreement with Microsoft to supply 50 MW annually starting in 2028 [5]. - Helion's technology utilizes a magnetic inertial confinement approach, specifically the Field-Reversed Configuration (FRC) method, which is simpler and more cost-effective compared to the Tokamak technology, with construction costs estimated to be only 1/5 to 1/10 of Tokamak systems [5]. Group 2: Industry Context - Other companies in China, such as Hanhai Fusion and Xingneng Xuanguang, are also pursuing similar FRC technology, indicating a growing interest in fusion energy [6]. - A recent industry seminar in Shanghai attracted over 20 companies and nearly 30 financial institutions to discuss the future of controlled nuclear fusion, highlighting its status as a hot topic in the capital market [7]. - Nearly 50 controlled nuclear fusion concept stocks have been actively researched by investors this year, with significant interest in companies like Ice Wheel Environment and Antai Technology, which have received multiple investor inquiries [7]. Group 3: Financial Performance - Several controlled nuclear fusion concept stocks have reported significant earnings growth for the first half of 2025, with Yongding Co. expecting a net profit increase of 731% to 922% year-on-year, primarily due to increased investment income [8]. - Baosheng Co. anticipates a net profit increase of 167.98% to 301.98% for the same period, driven by the market recognition of high-value products [8].