"Shu Shi Hui Yao" calls him "Gongbi Notes", and his deeds can be seen in "Fengshu Xufa Tie". Volume 9 of "Fengshu Xufa Tie" contains his "Poetry on Traveling to Qingyuan Mountain" in large Chinese characters. The calligraphy is learned from Dongpo, and it is quite profound. The ink ink "Bei Zhao Tie" is preserved today. The cursive handwriting is free and flowing, the posture is informal but the knotting method is rigorous. Yan Xing, the master from far away, is close to the east slope of Fa. He is strong and handsome, and his writing is bold and vigorous.