When was the inscription?

In ancient times, a day and night was divided into twelve hours, namely: Zi, Ugly, Yin, Mao, Chen, Si, Wu, Wei, Shen, You, Xu and Hai. Every hour is equivalent to two hours in modern times. At 23 ~ 1 o'clock, at 1 ~ 3 o'clock, at 3 ~ 5 o'clock, at 5 ~ 7 o'clock, at 7 ~ 9 o'clock, at 9 ~1o'clock, at noon, at1

Puppy mouse

Ugly cow

Yin Hu

Hairy rabbit

Chen-long

The fourth snake

Wuma

Not a sheep

Shenhou

You-chicken

Artificial intelligence dog

dolphin