What day are Party A and Party B?

2. The heavenly stems are divided into five elements: A and B belong to the same wood, A is the yang wood, and B is the yin wood; C and D are fire, C is yang fire and D is yin fire; Wuji belongs to the soil, Wuji is the positive soil, Wuji is the negative soil; Belonging to gold, Geng is Jin Yang and Xin is Yin Jin; Both nonyl and decyl belong to water, nonyl is yang water and decyl is yin water.

3. heavenly stems and earthly branches is one of the ancient traditional cultures of the Chinese nation. There are ten characters in Tiangan, and the order is A, B, C, D, E, G, Xin, Man and Ghost. There are twelve characters in the earthly branch, and the order is Zi, Ugly, Yin, Mao, Chen, Si, Wu, Wei and Shen.

Extended data:

The sky is divided into yin and yang;

A, C, E, G, E belong to yang trunk, which shows that they all have strong yang.

B, D, J, Xin and Gui belong to yin, indicating that they all have the negative characteristics of reduction, decline and atrophy.

The earthly branch is divided into five elements:

Yin and Mao belong to wood, Yin is Yang and Mao is Yin; The noon is a fire, the afternoon is a yang fire, and the afternoon is a yin fire; Belonging to gold, Shen is yang gold, especially yin gold; Belonging to water, the child is yang water, and the sea is yin water; Chen Xu's ugliness does not belong to the same soil. Chen Xu is a positive soil, but ugliness is not a negative soil.

References:

Baidu Encyclopedia-heavenly stems and earthly branches