The series of work Wu Xing use animals as a interpretation and categorize as five elements according to their characteristics. Among them, to emphasize the cycle of symbiosis in Wu Xing, designers added the sunrise and the sunset in each illustration, representing the beginning and the end of the day. The painting box is the main structure development, showing a sense of hardcover and classic. From the book-shaped box to the unfolding to the packaging structure that independently becomes the display rack. In this special package structure, each card can be fully displayed.

Hu Yu #huyu, is a Taiwanese illustrator who has studied alone in France for many years. She insists on her love of printing, is good at using various media to create, found his passion for "printing" by chance, and through constant experimentation, he learned to make plates by himself. The seemingly exaggerated bronzing and embossing techniques, combined with the extremely meticulous lines and composition, happen to make the work shine, and it also stabilizes its positioning and uniqueness in the vast market.