A股CPO概念股走强，烽火通信、中天科技涨停

Group 1 - The A-share market saw a strong performance in CPO concept stocks, with Dekoli hitting the daily limit up of 20% [1] - Guangku Technology increased by over 18%, while Fenghuo Communication, Zhongtian Technology, and Hengtong Optic-Electric all reached the daily limit up of 10% [1] - Other notable performers included Zhongbei Communication and Changxin Bochuang, which rose by over 8%, and Guangxun Technology, Huamao Technology, Unisplendour, and Tongfu Microelectronics, which increased by over 6% [1]