Why are burials and tomb sweeping done during the Great Cold Season?

According to folk custom, the Great Cold is the best day to move tombs and bury people, which is called "dry burial".

As soon as the Great Cold is over, the solar terms of the new year will come around again. As the saying goes, winter goes to spring, and the ancients believed that it is a very auspicious day to bury and sweep tombs during the Great Cold.

The meaning of Dahan:

Dahan means that the weather is extremely cold. Ancient books: The Great Cold is the middle one, and it is superior to the Lesser Cold, so it is called Great... The cold is the opposite extreme, so it is called Great Cold.

Characteristics of the Great Cold

First period: chicken milk

Chickens can be hatched during the Great Cold.

Second candidate: Birds of prey with severe diseases

Birds of prey such as hawks and falcons are in a state of extremely strong hunting ability, hovering in the air in search of food to replenish their body's energy. Energy to withstand severe cold.

Three phases: Shui Ze belly firm

"Shui Ze belly firm" means that the ice on the surface of the lake has frozen solidly to the center of the water surface. During the last five days of the year, the ice in the water is frozen to the middle of the water and is strongest and thickest, allowing children to skate on the river to their heart's content.