His representative works include Zhen Jing Academy Book, South of the City Choir, Poetry Book and Youxian Choir. These works are sloppy and messy, and truth, line and grass are mixed together. At the same time, Cao Zhang's brushwork and structure are mixed, which is very strange. Knots are changeable, with different sizes and thicknesses; Composition is even more bizarre and archaic, and the spacing between words is often greater than the spacing between lines, which breaks the traditional layout of calligraphy and creates a new look; In the seemingly chaotic pattern, there is a jumping and exciting rhythm, such as a thousand troops coming out of Ma Benteng, which is imposing. Wu Mingkuan commented: "The general moved his troops, and the three armies fought Kai, but the axe was broken and short, so it was carried back."
Yang Weizhen's calligraphy is unlimited, and his creative principles of spontaneity and self have a far-reaching influence on later generations, especially the innovative calligraphy school in Ming Dynasty.