The simplified method is to turn graphics into symbols; Delete redundant and duplicate radicals; Replace fonts with complex strokes with fonts with simple strokes; Intercept a part of the original character to replace the original character, and so on. Chinese character glyphs have roughly gone through several forms: Oracle Bone Inscriptions-inscriptions on bronze-seal script-official script-Wei Bei-regular script, and there are two auxiliary fonts: running script and cursive script.
As human social activities become more and more complicated:
Although the ancients made further improvements and complications to the "knot notes", it is still increasingly difficult to meet the daily needs, so early characters began to appear, and compared with the relatively perfect writing system of later generations, the "characters" in this period were more like symbols.
A large number of Wen Tao and inscriptions have been found in China, such as the Dawenkou Wen Tao unearthed from the Dawenkou cultural site in Zhucheng, Shandong Province, which has been more than 4,500 years. Another example is the "Gaoyou Wen Tao" unearthed at Longqiuzhuang site in Gaoyou, Jiangsu Province, which was carved on the inner wall of the pottery basin 1000 years earlier than Oracle Bone Inscriptions; Another example is the "Banpo Pottery Symbol" unearthed at Banpo Site in banpo village, Xi 'an, which has been engraved on the edge of the pottery bowl for more than 6,000 years. There is also the "Jia Hu Carving Symbol" found at Jiahu Site in Henan Province, which is more than 4,000 years earlier than Oracle Bone Inscriptions in Anyang Yin Ruins.