two-storey prefab house 1.environment,fireproof 2.moisture-proof waterproof 3.increasing area of usage 4.excellent integ two-storey prefab houseprefab house Usage: The house can be used as office, meeting room, dormitory, shop, exhibition center... In the fields of building, railway, highway, water conservancy project, electric power, business, tourism and military use. The houses are all air- ...