1.Nice design 2.Easy assemble&disassemble 3.High quality& low cost 4.Fast delivery best service 5.OEM ... , color-coated steel sandwich panel, all of the material we use are fireproof ,waterproof ,heat-insulation, soundproof.Extensive application:It is ... All of material, all of prefab house, all of service we offer are meet the international criterion, with mature technology and advanced equipments ...