... office,toilet,kiosk, shops ect.. single room,double room,with ensuite,with kitchen, two floors...heat insulation,wind and seismic resistance, ... Ibeams and TubesFloorCement board 15 mm or Plywood 18mmCovered with PVC 1.5mmRoof50mm Rockwoolor EPS sandwich panelExterior walls50mm Rockwoolor ... requestDoorsAluminium or Sandwich panelWindowsAluminium Sliding windows Seductive Prefab House With Big Door