Qiqi is inspired by horse-shaped bronze artifacts from the Western Zhou Dynasty (1046 – 771 BC). /CMG

Jiji draws inspiration from the Heavenly Horse of the Han Dynasty (202 BC – 220 AD), with its posture referencing the national treasure "Bronze Galloping Horse."/CMG

Chichi is based on the Tang Dynasty (618 – 907) "Sanhuama" (Tri-color Horse). Named for its mane trimmed into three distinct sections, the horse represented the highest standard of fine horses recorded in Tang Dynasty relics and historical documents. /CMG

Chengcheng is modeled after the Przewalski's horse, the only surviving wild horse species on Earth. With an evolutionary history spanning over 60 million years, it is regarded as a "living fossil of biological genes." Today, China has the world's largest population of Przewalski's horses. /CMG