1. Font style: Cao Quanbei is an official script, famous for its peace and elegance and elegant font. The regular script "Xi Kui Qian Zi Wen" has a style that is round and simple and does not flow down.
2. Artistic features: Cao Quanbei's style created the definition of "silkworm head and phoenix tail" in official script, which is a style formed by official script norms. Xi Kui's thousand-character writing highlights Shu Lang's fluency, stretching and unrestrained, striving for stability in movement and boldness in stability, with clear brushstrokes, and the relationship between each stroke and the voice is in place.
3. Preservation condition: Cao Quanbei was originally well preserved when it was unearthed, but it was damaged many times later, and the perfection of the original is far from what it used to be. Xi Kui Qian Wen Zi is well preserved, which is an excellent model for copying official script.
4. Artistic value: Cao Quanbei, as an important historical material in the history of writing and calligraphy in China, has high cultural value and calligraphy value. Xi Kui Qian Zi Wen, with its beauty and charm, shows its profound openness, unrestrained indulgence and regularity, and is a model of Li Shu's contemporary study creation.