Chu Suiliang, a beginner of calligraphy in Yan Zhenqing, was instructed by Zhang Xu and given brushwork, while Chu came from Yu Shinan and Yu from Zhiyong. From the inheritance of the context, we can see that Yan characters have both the strength of Yu characters and the roundness of Zhiyong regular script. Liu Gongquan's regular script is mainly due to Europe and Yan. And change the face method to curb the indulgence of Chu method, carry forward the style of Chu character, which is soft outside and rigid inside, elegant and handsome, and then take the trend of northern monument and European style