A股AI智能体板块盘中持续走强，普元信息、德固特20CM涨停，掌阅科技封板涨停，宝兰德、海天瑞声跟涨。

Group 1 - The A-share AI intelligent agent sector is experiencing significant strength in trading, with notable stocks such as Pu Yuan Information and De Gu Te hitting the 20% daily limit up [1] - Other companies like Zhang Yue Technology also reached the limit up, indicating a strong market sentiment towards AI-related stocks [1] - Additional stocks such as Bao Lan De and Hai Tian Rui Sheng are following the upward trend, reflecting a broader interest in the AI sector [1]