In ancient times, every household was busy collecting and storing ice during the severe cold season. Ice is collected for the next summer. In ancient times, there was no refrigerator, and the ice collected in the coldest time was used for summer.

What are the characteristics and customs of the great cold solar terms?

The Great Cold, the last of the 24 solar terms, is celebrated every year on the Gregorian calendar 1 20th-2nd of the month1day. Great cold is a solar term indicating the degree of cold weather, and great cold means extreme cold weather. The great cold solar term is in the period of March 9 and April 9, when cold waves frequently go south, which is the coldest season of the year.

In some places in China, there are many important folk customs during the period from the Great Cold to beginning of spring. To sum up, there are at least ten major customs, namely: eating glutinous rice, binge drinking, making teeth, sweeping dust, pasting windows, savoring bacon, catching a wedding, taking advantage of the market, bathing and sticking New Year's Red.