Wang Xizhi's calligraphy is characterized by exquisite brushwork and changeable structure. Wang Xizhi's greatest achievement is to increase and destroy the ancient law and turn the simple calligraphy style of Han and Wei dynasties into exquisite and beautiful calligraphy style. Wang Xizhi's contribution is that he changed the writing of Chinese characters from practical to the realm of paying attention to technology and interest.

Wang Xizhi's masterpiece Preface to Lanting is a running script. Wang Xizhi, who was praised as "the best running script in the world" by the calligraphy circle, was honored as "the book saint" by later generations because he dumped countless book lovers for thousands of years.

"Preface to Lanting Collection" combines the pen with Fiona Fang, which is both rigid and flexible, rigorous and unique. The graceful and thin style represented by Preface to Lanting is very popular in later generations.