The four famous regular script writers are Ou Yangxun in Tang Dynasty, Yan Zhenqing in Tang Dynasty, Liu Gongquan in Tang Dynasty and Zhao Mengfu (Fu Sansheng) in Yuan Dynasty. The regular script written by each calligrapher has a different name. The regular script written by Ou Yangxun is called European style, that written by Yan Zhenqing is called Yan style, that written by Liu Gongquan is called Liu Ti, and that written by Zhao Mengfu in Yuan Dynasty is called Zhao Ti.
Ou Yangxun's calligraphy achievements are based on regular script, with bold brushwork and unique structure. Later people called it "European style", and the world called it "the first regular script in the Tang Dynasty", and its masterpiece "Jiuchenggong Liquan Ming".
Yan Zhenqing, a Chinese character, is the most accomplished and influential calligrapher in the history of calligraphy after the two kings. Its regular script is dignified and magnificent, and it is known as "Yan Ti" in the world. His representative works include Yan Liqin Monument, Yanjiamiao Monument, Duobaota Monument, and Magu Xiantan Ji.
Liu Gongquan's regular script is clear, rigorous, delicate and vigorous, and is praised as "Liu Style" by the world. His representative works include Mysterious Tower Monument and Shence Army Monument.
Zhao Mengfu, a Chinese character, is good at seal script, official script, authentic works, calligraphy and cursive script, especially in regular script and running script. His regular script is round and delicate, correct and rigorous, elegant and running script. He is called "Zhao Ti" by the world, and his masterpiece "Rebuilding the Three Storeys of the Xuan Dian" is his masterpiece.