Folding Container House, Steel Structure Buildings manufacturer / supplier in China, offering Insulation Material, High-Density Polyurethane Material, Special Board for Fresh/Frozen/Quick-Frozen Cabinets, Metal Material Insulation, Fireproofing, Soundproofing, Polyurethane Roofing Panels, High Quality PU Polyurethane Sandwich Panels, Insulated PIR Sandwich Panels and so on.