Zhongshan Zhuan is the writing of Zhongshan State during the Warring States Period, which originates from the inscription of "Three Artifacts of Zhongshan". The State of Zhongshan is a mysterious kingdom located between Yan and Zhao during the Warring States Period. The tomb of the King of Zhongshan in the Warring States Period, discovered in Pingshan County, Hebei Province in 1974, shocked the world and was selected as "China's 100 Archaeological Discoveries in the 20th Century", especially the 1101 gold inscriptions on the "Three Zhongshan Utensils", namely, the Great Tripod, the Square Pot and the Round Pot. Zhongshan seal characters are called the most beautiful ancient characters and the treasure of Chinese culture and art.