Today, the sse science and technology innovation board 50 index closed up 3.02%. In the market, the semiconductors sector rebounded in the afternoon, with huizhiwei and guoxin technology reaching the 20% limit up, lixinwei rising over 12%, and verisilicon microelectronics (shanghai) co., ltd. rising over 9%. The optics optoelectronics sector performed actively, with ningbo solartron technology reaching the 20% limit up, maolai optics rising over 12%, and fujian forecam optics rising over 7%. Robot concept stocks strengthened, with afet rising over 17%, jiangsu beiren smart manufacturing technology rising over 14%, and hechuan technology rising over 8%.