The running script of Wang Xizhi's "Preface to the Lanting Collection" is like "The breeze comes out of the sleeves, and the bright moon enters the arms." Later generations praised it as the best running script in the world.
The "Preface to the Collection of Orchid Pavilion" describes the beauty of the landscape around Orchid Pavilion and the joy of the party, expressing the author's emotion that good times do not last long and life and death are impermanent. Especially calligraphy, with twenty-eight lines and three hundred and twenty-four characters, the composition, structure and brushwork are all perfect. The author's magnanimity, spirit, mind and emotions are fully expressed in this work, which is Wang Xizhi's. The proud work of his middle age can be regarded as the highest state of his calligraphy art.
The calligraphy of "Preface to the Lanting Collection" has extremely high artistic value, and together with "Manuscript of Memorial to My Nephew Jiming" and "Han Shi Tie", they are known as the three major running script calligraphy posts.