The Chinese zodiac is the classification scheme and systematic plan of future action that relates each year to an animal and its reputed attributes according to a 12-year cycle. The Chinese zodiac is used to calculate a person’s birth year. The rat, ox, tiger, rabbit, dragon, snake, horse, goat, monkey, rooster, dog and pig are all symbols of this zodiac system. This set of 12 icons communicates a concept of Chinese zodiac sign. Icons are applied to all different kinds of merchandise for each year, including mugs, postcard, and stamps.