The 24 Solar Terms

The twenty-four solar terms of the lunar calendar are special festivals that express natural rhythm changes and establish "December construction".

It contains a long cultural connotation and historical accumulation, and is an important part of the long history and culture of the Chinese nation. Four years old, three months in spring, summer, autumn and winter, two solar terms each month, each solar term has its own unique meaning.

Twenty-four solar terms accurately reflect the change of natural rhythm and play an extremely important role in people's daily life. It is not only a seasonal system that guides agricultural production, but also a folk system that contains rich folk customs.

Introduction of "Twenty-four Solar Terms":

It is the product of ancient farming civilization, and it is a knowledge system formed by ancient ancestors by observing the movement of celestial bodies and understanding the changing laws of seasons, climate and phenology in a year. The twenty-four solar terms were originally formulated according to the changes of stars. The Big Dipper rotates once and bucket handle rotates once clockwise, which is called one of the "years" (Figure).

The current "twenty-four solar terms" are formulated according to the position of the sun on the return to the ecliptic, that is, the annual movement track of the sun is divided into 24 equal parts, each 15 is 1, and each 1 is a solar term, starting in beginning of spring and ending in severe cold.