CPO概念震荡拉升，多股涨停

Group 1 - The CPO concept experienced significant fluctuations, with companies such as Jufei Optoelectronics and Jepu Technology reaching a 20% limit-up [1] - Other companies including Guanghe Technology, Zhongtian Technology, and Hengtong Optoelectronics also hit the limit-up [1] - Additional firms like Tianfu Communication, Yongding Co., Zhongfu Circuit, Guangxun Technology, and Taicheng Light followed with notable increases [1]