An attachable frame for flat display panels includes a flat display panel, a main structure, a bracing structure, a front frame and a rear frame. The main structure and the bracing structure provide bracing and steady support for the entire body. The front frame and the rear frame provide a desired appealing for the entire body. The main structure, bracing structure, front frame and rear frame are separable elements and are designed according to the dimension of the flat display panel. They may be assembled to form the exterior of the flat display panel, and become attachable to the flat display panel.