The first solar term of the twenty-four solar terms of the lunar calendar is

The twenty-four solar terms of the lunar calendar are supplementary calendars formulated by China to guide farming in ancient times, and they are the crystallization of the long-term experience and wisdom of the working people of the ancient Han nationality. The 24 solar terms are: beginning of spring, Rain, Sting, Equinox, Qingming, Grain Rain, Changxia, Xiaoman, Mangzhong, Summer Solstice, Xiaoxia, Daxia, beginning of autumn, Chushu, Bailu, Autumn Equinox, Cold Dew, First Frost, beginning of winter, Light Snow, Heavy Snow, Winter Solstice, Slight Cold and Severe Cold.