A股CPO概念股集体走强：剑桥科技涨停，中际旭创涨超6%再创历史新高

Group 1 - The A-share market saw a collective surge in CPO concept stocks, indicating strong investor interest in this sector [1] - Companies such as Huylin Ecological, Cambridge Technology, and Changfei Optical Fiber reached their daily limit up, showcasing significant market momentum [1] - Liante Technology increased by over 9%, while Zhongji Xuchuang rose by over 6%, reaching a new historical high, reflecting positive market sentiment [1] Group 2 - Ruijie Networks, Tianfu Communication, and Shuguang Digital Innovation all experienced gains of over 4%, further contributing to the overall strength of the CPO sector [1]