1. The symbol of maturity in Qin and Han Dynasties was the appearance of Xiao Zhuan, which was the standard font adopted by Qin Shihuang after the unification of the six countries. The font style is much simpler than that of "Dazhuan", the strokes are simpler than that of "Dazhuan", the structure is more symmetrical and tidy, the lines are slightly curved, and the radicals are relatively fixed, which reduces the variation and further standardizes the font. Xiao Zhuan is represented by Taishan stone carving. Xiao Zhuan is the first standardized Chinese font in China. The birth of seal script marks the unification of Chinese characters, and the standardization and symbolization of surfacing welding plays an important role.
2. Lisi, Zeshan Monument, Shi Chenbei, Yiying Monument, Liyue Monument, Cao Quanbei, Zhang Qianbei, Xixia Monument, Shimen Song and Xiping Shijing.
3. The watershed is the product of official script. If the forms of Chinese characters are divided into ancient and modern, then the official script was called "ancient" before and "present" after the beginning. Therefore, "Li Bian" is the watershed of ancient and modern Chinese characters.
4. Ancient Chinese characters: Oracle Bone Inscriptions, Shu, Chu bamboo slips, Dazhuan and Xiaozhuan.
Modern characters: regular script, running script, cursive script and official script.
5. Fang Bi: "Zhang Qianbei"
Round pen: Cao Quanbei