dongfeng 6cbms 4*2 sludge suction truck manufacturer 5-6cmb tanker capacity new sewage suction ... suction truck is widely used for pumping, transporting and disposing sludge ,feces in rain wells, inspection wells, sediment wells and all ... Park, Suizhou City, Hubei Province, China dongfeng 6cbms 4*2 sludge suction truck