There are several early forms of Chinese characters in China.

Oracle bones (Oracle Bone Inscriptions)-Jin (Zhong Ding inscription)-Zhuan (Da Zhuan and Xiao Zhuan)-Li (Li Shu)-Cao (cursive script)-Kai (regular script)-Xing (running script).

In short, it is: Jin Jia closes the grass and opens the door.

A: During the Shang Dynasty.

Jin: Western Zhou Dynasty and Spring and Autumn Period

Seal: From the Warring States Period to before the unification of Qin.

Li: It came into being after the reunification of the Qin Dynasty, and it was the most popular in the Han Dynasty.

Grass: It started in Jin Dynasty and was popular in Tang Dynasty. (Tang Zhangxu)

Kay: Modern Chinese characters. This is a copy of a book.

Good: that is, most people write by hand now. It is slightly simpler than the printed version of the textbook.