CPO concept becomes repeatedly active, Cambridge Technology and other stocks have hit the limit up.

The concept of CPO is repeatedly active, with Cambridge Technology hitting the limit up. Guanghua Technology, Coretech, Huashengchang, Bomin Electronic, Fastek Intelligence, Yihua Shares, Fenghua High-Tech, Huatian Technology, etc., which had hit the limit up earlier, with Delong Laser, Feirongda, Foxlink Technology, Zhongfu Circuit, Huafeng Technology and others leading the gains.