可控核聚变概念再度走强，多只连板股发布股价异动公告

Group 1 - The controllable nuclear fusion sector experienced a significant surge, with the sector's increase exceeding 3% by the end of trading on January 8, 2023 [1] - Several stocks, including China Nuclear Engineering, Xue Ren Group, and China National Heavy Machinery, reached their daily price limit [1] - Multiple stocks that achieved consecutive price increases issued announcements regarding stock price fluctuations, indicating low revenue contribution from controllable nuclear fusion-related products [1][1][1] Group 2 - China National Heavy Machinery reported that the revenue from controllable nuclear fusion-related products constitutes a very low percentage of the company's total revenue [1] - China Nuclear Engineering stated that its controllable nuclear fusion-related business also represents a minimal proportion of its overall operations [1] - China First Heavy Industries mentioned that its controllable nuclear fusion-related products have not yet generated any revenue [1]