The traditional Chinese calendar divides a year into 24 solar terms.
[1] Dàhán, Daikan, Daehan, or Đại hàn (Chinese and Japanese: 大寒; pinyin: dàhán; rōmaji: daikan; Korean: 대한; romaja: daehan; Vietnamese: đại hàn; lit.
There are many important folk customs during the period from Dahan to Lichun, such as getting rid of the old and bringing in the new, preserving meat, and the year-end festival.
Glutinous rice, steamed buns, and much alcohol are traditional foods.
End of year work parties (年会) are a modern remnant of the year-end festival.