Benzene board, scientific name (double-sided) steel wire mesh polystyrene board, is both a building material and a decorative material, and is generally used for partition walls. There is a foam board in the middle and barbed wire on both sides. It is mostly used for furniture and electrical appliances (inner packaging, cushion blocks, in order to prevent the finished products from being damaged during handling) to play the role of internal and external insulation of buildings. EPS board (also called polystyrene board) is the abbreviation of expandable polystyrene board. It is made of raw materials through preforming, curing, molding, drying and cutting. It can not only produce foam products with different densities and shapes, but also produce foam boards with different thicknesses. Widely used in construction, insulation, packaging, refrigeration, daily necessities, industrial casting and other fields. It can also be used to manufacture exhibition venues, commodity cabinets, advertising signs, toys, etc.