Sandwich Rock wool panel with metal surface appearance, bright color, good overall effect, it sets the bearing, thermal insulation, fireproof, waterproof in one, and no two decoration, is a widely used, especially in the construction site of the temporary facilities such as office, warehouse, walls, but also embodies the modern construction site civilization construction. In the fast installation and put into use, the assembly and dis-assembly, material turnover multiplexing index, have obvious advantages, greatly reducing the construction site temporary facilities, will be indispensable new lightweight construction materials