Roof LED Display Screen is a kind of high-tech products including photoelectric technology, micro-electric technology, computer technology and display technology. The luminous parts are made of LED, less electricity, higher brightness, and lower working voltage is needed, easy driving, long life span and steady performance. The area of Roof LED Screen can be controlled via the modules. It takes the place of neon tubes in displaying information, and display information, letters, pictures, animation, and video images dynamically with rich colors, and the visual shock is living, in one word.