1, LiDong, one of the twenty-four seasons, the bucket refers to the northwest for LiDong, the sun yellow longitude is 225 °, in the calendar November 7-8 between the intersection of the festival. Lidong is a seasonal type of festival, Lidong indicates that winter has begun since then. After the winter, the sunshine time will continue to shorten, and the height of the sun at noon continues to decrease.

2, winter, in ancient society is one of the folk "four seasons", people generally have to hold rituals. Winter is not only the first season of winter, in ancient times in many parts of China was also celebrated as an important festival.

3, winter means entering the cold season, people tend to eat can drive cold food. Lidong, Minzhong commonly known as "cross winter", meaning the turn of autumn and winter, Lidong, "make up for the winter". In the Chaoshan area of Guangdong, people eat sugar cane and fried rice in the winter. In Shantou, people eat fragrant rice made of lotus seeds, shiitake mushrooms, chestnuts, shrimps and carrots, which are also warm foods. In the north, the rule of winter is to eat dumplings, because dumplings are shaped like ears on the outside, and people think that if they eat it, their ears will not be frozen in winter.