Xinhua News Agency, May 25, [CPO concept stock rebounded quickly Cambridge Technology hit another all-time high] Cambridge Technology rose rapidly by more than 7% to a new record high, and the stock fell nearly 9% at one point in the afternoon. Tianfu Communication rose more than 10%, Changguang Huaxin, Yuanjie Technology, Zhongji Xuchuang, Ziguang shares and so on rose.