It is said that it is Zheng.
Zheng's calligraphy is characterized by calligraphy and calligraphy, especially calligraphy. He learned from Su Shi, but his calligraphy is long and vigorous, but his pen and ink are poor, his character is not high, and his pen is too exaggerated. His pen gives people a sense of similarity, and often has a feeling of lack of confidence and knowledge.