Zhang Guangyu's calligraphy specializes in Huai Su's Wild Grass, and also focuses on the stickers of "Two Kings". He thinks that learning books should learn from others' strengths and go beyond words, forgetting that there is me without me. Copying inscriptions should carefully imitate the ancients, learn from others and take pictures. Its creation should conform to the melody of the times, and the study of apartments should be integrated and innovative.