After entering the mid-Yuan Dynasty, the book style has changed from Southern Song Dynasty and Jin Dynasty to Yuan Dynasty, forming a unique style of Yuan Dynasty. During this period, not only Zhao Meng's calligraphy continued to be popular in the ruling and opposition circles, but also a group of Zhao School calligraphers formed around him. They were inextricably linked with Zhao Meng. Among them, Huang Gongwang, Yu Ji, Guo Bi, Liu Guan, Qian Liangyou, Zhu Derun, Ke Jiusi, Jieqixi, Kanglizishan, Zhang Yu, Yu He and others were students. Students of the student generation, such as Rao Jie and Wei Su, disciples of Kanglizishan; The relatives are: brother Zhao Meng, wife Guan Daosheng, son Zhao Yong, nephew Wang Meng, etc. Among these people, Yu Ji, Kang Li Zi Shan, Zhang Yu, etc. were not teachers, and had their own style, and their achievements in the middle and late Yuan Dynasty were more remarkable.