The history of China Zodiac can be traced back to more than two thousand years ago, and the earliest records of Zodiac can be found in ancient books such as Shangshu and Zhouyi. According to tradition, animals with a long history include rats, cows, tigers, rabbits, dragons, snakes, horses, sheep, monkeys, chickens, dogs and pigs. These 12 animals constitute the basic components of the China Zodiac and are widely used in culture, divination, agriculture, medicine and other aspects.