Core Viewpoint - The A-share controllable nuclear fusion sector experienced a surge in stock prices, driven by significant advancements in China's controllable nuclear fusion technology [1][3]. Group 1: Market Performance - Several stocks in the controllable nuclear fusion sector reached their daily limit up, including Guoguang Electric, Haheng Huaton, and Zhongzhou Special Materials, with increases of 20% and above [1][2]. - The overall market sentiment is positive, with multiple companies showing gains exceeding 10% [1][2]. Group 2: Technological Advancements - The recent surge is attributed to a key breakthrough in the construction of the compact fusion energy experimental device (BEST) in Hefei, Anhui, with the successful installation of the core component, the Dewar base [3]. - The completion of the Dewar base marks the beginning of the main assembly work for the BEST device, which is expected to be fully assembled by 2027 [3]. Group 3: Global Developments - The global nuclear fusion sector is witnessing rapid advancements, with China's new fusion company established by China National Nuclear Corporation aiming for commercial fusion energy by 2050 [4]. - Internationally, significant agreements are being made, such as the $1 billion power purchase agreement between CFS and Eni Group for a fusion power plant in Virginia, expected to be operational in the early 2030s [4]. Group 4: Market Outlook - The global nuclear fusion market is projected to reach $496.55 billion by 2030, with a compound annual growth rate of 7.4% from 2024 to 2030 [7]. - Various countries, including Germany and the U.S., are accelerating their nuclear fusion initiatives, with Germany planning to invest over €2 billion by 2029 to establish the world's first operational fusion power plant [7]. - The domestic nuclear fusion sector is expected to see a second wave of market activity, with upcoming tenders for high-value products related to the BEST project [8].