According to personal records, Zhao Rufei belongs to Tian Yingzhang font, and invented the trapezoidal lattice calligraphy method, which is mainly aimed at primary school students.
Zhao Rufei, 1958, from Yanting, Sichuan. China famous calligrapher, founder of trapezoidal grid calligraphy. He is a senior teacher with more than 30 years of experience in general practice teaching in primary schools and science teaching in middle schools.