What are the 24 solar terms?

According to the position of the sun on the ecliptic, the whole year is divided into 24 periods, namely: beginning of spring, Rain, Sting, Equinox, Qingming and Grain Rain; Long summer, Xiaoman, Mangzhong, Summer Solstice, Xiaoshu, Dashu; Beginning of autumn, Chu Shu, Bailu, Autumnal Equinox, Cold Dew, First Frost; Beginning of winter, light snow, heavy snow, winter solstice, slight cold, severe cold. Collectively called the twenty-four solar terms. Twenty-four solar terms indicate the changes of climate and agricultural time, which China used to guide agricultural production in the 2nd century BC.