Cai Bian's representative calligraphy works include "Snow Love Post" and "To Four Brothers". Iron is his masterpiece of cursive script, which is naturally rich and unique. Skillful brushwork, Wang Xizhi's brushwork can be seen on the left. The structure varies from word to word, but they are all radiant. The composition is naturally patchy, and the calligraphy style is similar to that of Mi Fei and Cai Jing, which may be the result of their mutual learning. Cai Bian's calligraphy works are comely, beautiful, round, healthy and graceful, which have the advantages of both a man and a scholar-bureaucrat. Characteristics 2 of Cai Bian's calligraphy: Cai Bian is good at running script and big characters, while Cai Bian's calligraphy is greatly influenced by Liu Gongquan and Li Yong. Cai Bian is not only good at "pasting", but also good at "pasting". Cai Bian's handwriting is solemn, steady and elegant, with the elegance of Jin people, the prosperity of Tang people and the display of Song people's spirit. Calligrapher Mi Fei spoke highly of the calligraphy of Cai Bian and Cai Jing. Frankly speaking, at that time, the calligraphy of Cai Bian brothers in Cai Jing was double-walled. Cai Bian's calligraphy has three characteristics: Cai Bian's calligraphy is charming, vigorous, cheerful and calm, with profound skills and high achievements, especially in his later years. The calligraphy praised by An Shifeng in Ming Dynasty said: "The border is better than Beijing, and Beijing is better than the item. Cai Bian's calligraphy work "To Four Brothers" contains Zen, stretches the bones and muscles, is refreshing, graceful and elegant, and the spirit is passed down from generation to generation.