Located at the north gate of Shuinan Smart City, the purpose of Taichung International Convention and Exhibition Center is an indicative int’l Convention Center that leads economic & trade business, a forward-looking, international and creative urban environment to bestow the stone of international connectivity of Central Taiwan Area.“Tree Gate” as the design concept and overall architecture design, the convention center locates at the center of forest park, giving the facility an image of the gate of big tree”. “Tree Gate”, therefore, is set to be the idea for the building design. Central open plaza is shedded with sunlight through tree leaves, while triangular shaped rooftop and outer walls formed two layers of skins that is full of natural light changing effect.