Refrigerated trucks differ from simple insulated and ventilated vans (commonly used for transporting fruit), they are fitted with cooling apparatus. Refrigerated trucks can be ice-cooled, equipped with mechanical refrigeration systems powered by small displacement diesel engines.
We have two types of power system:
l Powered by vehicle engine through PTO;
l Driven by a separately carried power unit.
High quality van body for temperature reservation shall be adopted, and the van box material could be fiberglass, aluminum or stainless steel as its surface and polyurethane foam as padding material that has super heat insulation ability.