The performance standard of "Calligraphy and Seal Cutting" module in "Art Curriculum Standard for Ordinary Senior High Schools (Experiment)" points out that more than three calligraphy styles should be identified, such as regular script (Yan style, Liu style, European style, etc. ), running script, official script and so on. Or seal cutting, so as to understand the basic development track of China's calligraphy and its relationship with traditional culture.