1. Material: Corrugated Steel Sheet 2. Germany Technology 3. ISO9001:2000, TS/ISO16949:2002 3C 4. High Cost Performance Refrigerated semi trailer: heavy truck for transporting goods that must be kept cold.Refrigeration unit: cooling apparatus.Vent door: movable panels used to regulate air intake.Clearance light: lights that indicate the form and dimensions of a vehicle.Upper side-rail: beam that ...