Both the child and the mother are very upset. Filial piety (pinyin: xiào) is a common Chinese word [1], which first appeared in Shang Dynasty [2]. Its ancient glyph is like a child helping an old man. Its original meaning is to support parents wholeheartedly, which extends to the etiquette and customs that the younger generation should abide by in a certain period after the death of their elders, and also extends to filial piety. Know words. The "filial piety" in the early bronze inscription (figure 1) is the shape of a child ("son") holding the old man walking under his hand. The original meaning of "filial piety" is expressed by helping the old man. Filial piety has the meaning of official script since the Chu bamboo slips in the Warring States Period (Figure 5). Filial piety in bamboo slips of Qin tomb in Shuihudi, Qin (Figure 8) and in silk book of Mawangdui Han tomb in early Han Dynasty (Figure 9) directly inherited the forms of filial piety in bamboo books of Chu in Warring States, simplifying the head, hair, body and hands of the old people into "Yi" (the prefix of "Lao"). Finally, the filial piety style of the seal script in Shuowen directly inherited the filial piety style of the bronze inscription in the Western Zhou Dynasty, while the filial piety style of the seal script on the cultural relics unearthed in Qin and Han Dynasties was slightly later than that of the small seal script in Shuowen. [2] [5]