Heavenly stems and earthly branches and year, month and day comparison table.

Tiangan: A 4, B 5, C 6, D 7, E 8, Ji 9, G 10, Xin 1, Ren 2, Gui 3.

Ge Zhi: Zi 4, Ugly 5, Yin 6, Mao 7, Chen 8, Si 9, Wu 10, Wei 1, Shen 12, You1,Xu 2, Hai 3.

Calendars use heavenly stems and earthly branches to arrange year numbers and dates. There are ten words in Tiangan, so it is also called "Ten Tiangan". The order of arrangement is: A, B, C, D, E, Ji, G, Xin, Man and Ghost; There are twelve characters in the earthly branch, arranged in the following order: Zi, Ugly, Yin, Mao, Chen, Si, Wu, Wei, Shen, You, Xu and Hai. Among them, A, C, E, G and E are dry in the sun, while B, D, G, G and G are dry in the shade. Zi, Yin, Chen, Wu, Shen and Xu are the Yang branches, while Ugliness, Mao, Si, Wei, You and Hai are the Yin branches.