It is the seventh solar term in the twenty-four solar terms of the lunar calendar and the first solar term in summer. When the sun reaches 45 degrees of the Yellow Meridian, it is a long summer, and the date is May 5 or May 6 of the Gregorian calendar every year.

Long summer symbolizes the solar term that begins in summer.

In order to grow up and be healthy, we should pay attention to mental conditioning in everything.

The long summer heralds the change of seasons and the official start of summer. After the long summer, the temperature in southern China rose rapidly, and the rainfall and the number of rainy days increased significantly, which became an important solar term in the peak season of crop growth. When people are in the long summer, they will hold a "Welcome Summer" ceremony to express their prayers and good wishes for a bumper harvest.