The origins and customs of the Great Heat are as follows:

1. Origin: The Great Heat solar term is one of the twenty-four solar terms. The twenty-four solar terms are ancient ancestors observing the movement of celestial bodies in compliance with the agricultural season. And the summarized solar terms rules. The ancients divided hot weather into two types: small heat at the beginning of the month and big heat in the middle of the month. The big heat is hotter than the small heat, so it is called the big heat.

2. The custom of the Great Summer Festival: sending a boat during the Great Summer Festival. In the coastal areas of Zhejiang, my country, there is a custom of sending "Great Summer Boats" during the Great Summer Season. Fishermen will build a three-masted sailboat before the Great Heat. The boat is loaded with various sacrifices and parades on the streets, which means to send summer heat and ensure peace. . Sun-fried ginger. In places such as Shanxi and Henan in my country, there is a custom of drying ginger in the hot summer. People mix chopped ginger with brown sugar, put it in a container, cover it with gauze, place it in the sun to dry, and eat it after it is fully mixed. It has the effect of repelling cold.

Drink Fu tea. In ancient my country, there was a custom of drinking fu tea during the summer heat. Fu tea is a kind of tea made from more than ten Chinese herbal medicines such as honeysuckle, prunella vulgaris, and licorice. It has a cooling effect and is very popular among the people.