A股CPO概念股回调，剑桥科技跌6%，中际旭创、新易盛跌超3%

Group 1 - The A-share market saw a collective pullback in CPO concept stocks, indicating a negative trend in this sector [1] - Jingwang Electronics experienced a decline of over 7%, reflecting significant selling pressure [1] - Cambridge Technology fell by 6%, contributing to the overall downturn in the CPO sector [1] Group 2 - Huilv Ecology dropped by over 4%, highlighting concerns among investors [1] - Companies such as Zhongji Xuchuang, Xinyi Sheng, Liante Technology, Guangxun Technology, and Taicheng Light all experienced declines of over 3%, indicating widespread weakness in the market [1]