What are the twelve o'clock and twenty-four solar terms in ancient China?

Beginning of Autumn

Rain Water

The heat is over

Awakening of Insects

White Dew

Spring Equinox

Autumn Equinox

Qingming Festival

Cold Dew

Grain Rain

Frost's Descent

Early summer

Beginning of Winter

Grain Buds

Minor Snow

Grain in Ear

Major Snow

Summer solstice

Winter solstice

Minor Heat

Minor Cold

Major Heat

Major Cold

Zi, Ugly, Yin, Mao, Chen, Si, Wu, Wei, Shen, You, Xu and Hai