Dai Xiao's law

Filial piety to parents: full-time filial piety for three years;

Grandparents: whole body mourning, one year;

Great-grandfather: half-length mourning, during the day;

Gaozu: Half-length mourning, January;

Mao: Filial piety hat, three days.

Further up, it is the "five clothes" and you can get married.

Dai Xiao period, can't wear red ornaments. Commonly known as "filial piety", one of the traditional etiquette.

During the "hot filial piety" period, men don't shave their heads (haircut), women don't wear makeup, don't take a shower, and don't go out; During the period of "mourning", you can't participate in entertainment activities and hold birthday celebrations. In addition to clothing (filial piety), no longer Dai Xiao, taboo naturally lifted.