This PEM fuel cell system product is specifically designed for medium and large commercial vehicle application with the advantages of integrated design, easy layout/maintenance and fast response. The system and stack tier-one components are 100％ localized. It can be used in fuel cell medium ＆ heavy duty trucks, city buses and other vehicle platforms. The system nominal power is 117kW, and the stack volumetric power density is 3.7kW/L.