2. Yan Zhenqing: Jingzhao Wannian (now Xi City, Shaanxi Province) was born in Linyi (now Linyi City, Shandong Province). Yan Shigu V was a famous official, calligrapher and secretary supervisor in the Tang Dynasty. He was once a famous painter such as Sun and Situ.
3. Wen Zhiming: Formerly known as Bi (or Zuo Bi), the word Zi Qing. Since the age of 42, he has been using line characters, and line characters are more important. Because the ancestors were Hengshan people, they were named Hengshan lay, and the world called "Wenhengshan". Changzhou County (now Suzhou, Jiangsu Province) people, Suzhou Prefecture, South Zhili. Painters, calligraphers, writers and collectors in Ming Dynasty.
4. Liu Gongquan: Sincerely suspended. Jingzhao Garden (now Yaozhou District, Tongchuan City, Shaanxi Province) was born. In the mid-Tang Dynasty, he was an official, calligrapher and poet, and he was the younger brother of Liu Gongzhuo, a senior minister of the Ministry of War. Liu Gongquan's calligraphy is famous for regular script. He first learned from Wang Xizhi, then traveled to famous artists in the Tang Dynasty, absorbed the strengths of Yan Zhenqing and Ou Yangxun, absorbed new ideas, and founded his own "Liu Ti".
5. Zhao Mengfu: Zhao Mengfu is knowledgeable, good at poetry and prose, proficient in classics, meticulous in painting, good at epigraphy, fluent in music and appreciative, especially in calligraphy and painting.
In painting, he created a new painting style in Yuan Dynasty, which was called "the crown of Yuan people". Zhao Mengfu is also good at seal script, official script, original works, calligraphy and cursive script, especially regular script and running script. His elegant style of calligraphy, neat structure and skillful brushwork created Zhao Ti Shu, which is called "four masters of regular script" with Ou Yangxun, Yan Zhenqing and Liu Gongquan.