The calligraphy work known as the best running script in the world is Preface to Lanting written by Wang Xizhi of Jin Dynasty.
1. The preface to the collection of Lanting is the Jin Dynasty in China (AD 353). Wang Xizhi, a book sage, made friends by writing at the foot of Lanzhu Mountain in Shaoxing, Zhejiang Province, and wrote "the best running script in the world", also known as Preface to Lanting, Preface to Linhe, Preface to the Poem of Lanting on March 3rd, etc.
2. In April 353 (3rd day of March, 9th year of Jin Yonghe), Wang Xizhi, who was then the civil history of Huiji, and 41 people, including friends Xie An and Sun Chuo, were drinking and writing poems at Lanting Yaji in Shanyin, Huiji. Wang Xizhi compiled these poems into an episode, and made a preface, describing the incident of wandering water and expressing the inner feelings caused by it. This preface is Preface to Lanting Collection. And wrote a preface to Lanting Collection.
3. The Preface to the Lanting Pavilion has 28 lines and 324 words. The words are exquisite, flowing between dots and paintings, elegant and vigorous, and it is written like a god's help. It has been regarded as the best in calligraphy and painting in all dynasties. Anyone who studies running script in later generations will be obsessed with the Preface to Lanting.
4. The Preface to the Lanting Pavilion narrates the beauty of the landscape around the Lanting Pavilion and the joy of the party, expressing the author's feelings that the good times are not long and life and death are impermanent. The calligraphy is handed down from generation to generation, with 28 lines and 324 words. The composition, structure and brushwork are perfect, which is his masterpiece in middle age.