During the Three Kingdoms period, official script began to decline from its peak status in the Han Dynasty to regular script, and regular script became another main body of calligraphy art. Regular script, also known as Zhengshu and Zhenshu, was created by Zhong Yao.
It was during the Three Kingdoms period that regular script entered the history of stone carving. During the Three Kingdoms period, the "Recommendation of Seasons" and "Declaration of Statements" have become treasures that have been admired by EMI.