A股CPO概念股普涨，太辰光涨近6%

Group 1 - The A-share market saw a significant rise in CPO concept stocks, with notable increases in share prices [1] - Companies such as Hengdongguang and Robotec experienced over a 14% increase, while Kewan Technology and Fenghuo Communication hit the 10% limit up [1] - Other companies like Sruy New Materials, Yongding Co., and Taicheng Light also reported substantial gains, with increases of over 8%, 7%, and nearly 6% respectively [1]