Multimedia electronic sand table with automatic control technology and world-class creative design capabilities, combined with the static model of interactive multimedia touch screen. Users tap the touch screen by finger, browse a special multimedia presentation presentation systems, get text, pictures, video, animation, narration and other information at the same time, our automatic control system to control lights will be synchronized within the state model, the model of all-round show to visitors, giving the model a more vivid connotations planners to better interpret design concepts and models such works of art. Seeks to functionally simple, comprehensive; strive crisp on multimedia effects, vivid; brevity in the use, accurate, convenient, clarity.