1.Foldable Frame ------- quick assembling, 2 workers erect one house within 2 hours. 2.Light Steel Structure-------- strong for long-term living 3.SIP: structural insulate panel----- Good heating and sound insulation. 4.Special wall panel system: MDF panel + polystyrene + Aluminum composite board 5.Various functions and beautiful appearance---------enough for one or two people and vacation village 6.Kit package, foldable package-----easy to transport and save freight 6 units in one 40HQ container