碳化硅概念股震荡走强，三安光电、通富微电双双涨停

Group 1 - The core viewpoint of the news is that silicon carbide concept stocks experienced a strong rebound, with several companies reaching their daily limit up [1] Group 2 - Companies such as Sanan Optoelectronics and Tongfu Microelectronics both hit the daily limit up [1] - Tianyue Advanced previously reached the daily limit up, while Jingsheng Mechanical and Loushao Technology saw significant gains, with Jingsheng Mechanical rising over 10% [1]