Zhao Rufei’s calligraphy practice is formal. The "trapezoidal calligraphy training method" created by Zhao Rufei is famous for its scientific, perfect and efficient calligraphy, and has obtained a national patent. In addition, CCTV also made a special report on it. Zhao Rufei was born in 1958. He is a senior teacher with more than 30 years of teaching primary school general subjects and middle school science. He has rich teaching experience and advanced teaching concepts. He organically combines traditional calligraphy with modern science and teaching art, and uses the "golden section" ", "Lever Balance" and "Perspective Principle" and other knowledge. At the same time, Zhao Rufei also made outstanding contributions to the enlightenment education of hard-tipped calligraphy in my country, completely eradicating the three major drawbacks of traditional calligraphy practice. Therefore, it can be considered that Zhao Rufei's calligraphy practice is formal.