• Cleaning device has function for automatic prevent and protection when meet faults and automatic reset, which can resolve problem for cleaning device easy to damage.
• Sweep trap speed can be adjust and choose for high，middle and low level in according with its relative devices．which can ensure get good sweep effect and cut down ope rating cost under all pollution situation．
• Independent hand pump emergency system, which can ensure perform work for draw in or out relative devices, lift garbage and easy for planting. 
• Pneumatic conveying system adopted and absorbed oversea leading sweeping car technology that include high efficiency special fans, floating sucker that can look flat with road surface condition, which have strong sucker and can keep even interval with road surface, which have good effect for following things, garbage, mud, small stone, etc.