He emphasized the combination of form, spirit and meaning in calligraphy, and wrote Chinese characters through brushwork, calligraphy and composition, creating profound works of art, giving people the enjoyment of beauty, urging people to seek a higher realm, and at the same time deducing the calligrapher's quality style and the pulse of the times. His regular script is rigorous in structure, fresh and handsome, and his official script is heavy and vivid. His calligraphy art not only advances towards the calligraphy essence of the predecessors of calligraphy masters in history, but also shows the pen skills of contemporary calligraphy masters, with unique style and self-contained. Especially the running script works, cadence, lively rhythm, strong appeal and pleasant style. Appreciating his calligraphy can transcend time and space to admire and recall the profoundness of China culture, and inspire people to face reality with unremitting struggle and dedication and pursue beautiful ideals.
Yi Kai's artistic achievements and dealing with people complement each other, fulfilling the classical cultural theory of painting words like people. While appreciating his calligraphy art, the author can't help feeling sorry for him. However, we are glad to see that our era of innovation and Excellence has more opportunities to realize fine works of art and create masters of art than any previous historical period. As long as there are hundreds of rivers, calligraphy can write the spring and autumn in calligraphy.