PURPOSE: A floor system for advertisement is provided to improve assembility by easily assembling multiple frames on support units. CONSTITUTION: A floor system for advertisement comprises multiple frames(2) and support units(4). Each frame has an inner protrusion(22) and a central space. Joint units(24) with through holes(240) are protruded from the inner side of the corners of each frame. The support units are installed in the frames and are supported by the ground.
