Liu Gongquan was born in Dali, Tang Daizong in the 13th year (AD 778)-Xian Tong, Tang Yizong in the 6th year (AD 865), at the age of 88. Jingzhao Huayuan (now Yaoxian County, Shaanxi Province) was born. The palace is a prince, so the deceased called it "Liu". He began to learn from Wang Xizhi, the brushwork of Ou Yangxun and Yan Zhenqing, and then set up his own family. The regular script written is beautiful and strong. Compared with Yan Ti, Liuzi is slightly thinner, so it is called "Yan Liu Jin Gu". There are many books handed down from ancient times, among which Mysterious Tower, Shence Army Monument and Diamond Sutra are the most prominent.
Ou Yangxun (557-64 1) was born in Linxiang, Tanzhou (now Changsha, Hunan). His calligraphy achievements are based on regular script, with bold brushwork and unique structure, which is called "European style" by later generations. Originated from Han Li, he is vigorous, rigorous in statutes, sees danger in peacetime, elegant in composition, interspersed with brushstrokes and properly arranged. Regular script is the Ming Dynasty of Liquan in Jiucheng Palace, and the most famous running scripts are Meng Diantie and Hans Zhang Tie.
Zhao Mengfu (1254- 1322) was a painter and writer in Yuan Dynasty. Zi Zi Ang, whose real name is Song Xue Taoist and Water Mirror Taoist, was born in Mengfu and Huzhou (now Zhejiang) in middle age. There are many books handed down from the imperial clan in Song Dynasty, including Ode to Luoshen, Tao Te Ching, Danba Monument, Three Stories of Rebuilding the Xuandian, Huanglinting Classic, Postscript of Lanting Eleven, Four-body Thousand-character Writing and so on.