The inkstone body was created by Yan Zhenqing, a calligrapher in the Tang Dynasty. Together with Liu Gongquan, it is called "Yan Liu" and "inkstone Liu Jingu". "Yan Ti" is aimed at Yan Zhenqing's regular script. Its regular script structure is square and dense, the strokes are horizontal and light, the brushwork is vigorous and round, and the momentum is solemn and vigorous.
In the history of calligraphy, Yan Zhenqing created a unique realm of calligraphy with "Yan Ti". Yan calligraphy is characterized by excellent spirituality and natural magnificent realm; It is cast by its powerful soul, and its realm is naturally vigorous; It enriches the people, and the realm is naturally broad. In his youth, Yan Zhenqing asked Zhang Xu "how to be equal to the ancients". This is the aspiration of Yan's calligraphy, and it is also Yan's flying mandarin fish. This strict Miao descendant who used a loess broom to sweep walls and learn calligraphy since childhood stood at a towering starting point of calligraphy almost from the beginning. In calligraphy, Kun Peng spread his wings, and it took almost thirty or forty years of experience to become his own face and climate. Then after decades of hard work and enrichment, the "face and body" has both form and spirit. In his later years, he still pursued perfection and perfection. "Yan Ti" finally stands tall in the book world. Yan Zhenqing's life experience of calligraphy realm.