· Vehicle insulation testing, high-voltage interlocking, over-temperature protection, charging safety testing, safe construction without dead ends, pure electric, zero emissions, optional maintenance-free bushings, vehicle-mounted Internet of Things, and a new touch screen.

· More than 20 kinds of optional working devices, good protection of the engine with multi-stage reinforced fuel filter system.

· Operation interface upgrade, intelligent operation interface of fashion technology, simpler and more convenient.

· Much more convenient maintenance operation, durable oil and filters to reach longer maintenance period and 50% less expense.