... proof 4.Steel structure Mobile Villa Usage: The prefab house can be used as home, office, meeting room, ... and anti-corrosive.Product DescriptionSteel modular house, easy to assemble and disassembleVarious fire resistance door, ventilated duct, translucent board, window ... : Five workers can finish one 50m² House for 1 to 3 days Shipping and Payment PackingExport standard packageMOQ1 setFOB pricePlease ...