Sandwich board is one kind of high performance construction wall material and the decorative material, and the plate two sides is mgo board, among using EPS or XPS polystyrene cystocepiment.

The product may make willfully the big and small gauge according to the customers' demand .

In place such as Europe and America widely using the housing , the commercial prefabricated house, the building wall, the roof and so on. it is one plants construction which will gradually rise in the world.