(1) Lishu: The structure of Lishu is smooth, neat and exquisite. Punctuation painting, such as skimming, is beautified as upward provocation, with different degrees of severity, which enhances the aesthetic feeling of calligraphy plastic arts, has diverse styles and greatly improves the artistic appreciation value.
(2) Seal script: The thin straight strokes of calligraphy are insignificant.
Distinguish:
(1) The seal script is still round, and the official script is still square.
(2) The seal script is vertical and long, and the official script is flat.
(3) The strokes of seal script are as thick as silk, and official script is like goose tail.