Steel structure : Square tube and bending steel plate Wall: 50mm EPS sandwich panel /rock wool sandwich panel,0.326/0.376/0.426/0.476mm steel sheet Wall color: White color and optional colors Roof: 50mm EPS sandwich panel /rock wool sandwich panel ,0.326/0.376/0.426/0.476mm steel sheet Door : 50mm EPS sandwich panel /rock wool sandwich panel,0.326/0.376/0.426/0.476mm steel sheet with lock /optional doors Window : Aluminum sliding door, PVC sliding door with security bar Floor: MGO board /optional floor Decoration wall: Optional : PVC cladding ,WPC cladding Electricity: Optional standard Wind resistance: wind speed≤120 km/h Earthquake resistance: Grade 8 Snow load capacity of roofing: 0.6kn/m2 Live load capacity of roofing: 0.6kn/m2 Wall permitted loading: 0.6kn/m2 Heat conductivity coefficient: 0.35kcal/m2hc Delivery time: About 15-20 working days