Taiwan Design Exhibition "City as Home " held in Chiayi in 2021 has restored the images of a city that makes you feel like home and a major transportation hub of Taiwan. The overall design of the poster is presented with symbols of “home” that signify the image of a big family of Chiayi City. By using flat design techniques to distinctly convey the proposal of the connections of “home” and the city. The purpose is to promote and deepen everyone's recognition of Chiayi City.