-Manufacturer of cutter suction dredger -Cummins engine -Semi product -Short delivery -Good after-sale service The shifting winches, cutter ladder and lifting ... is driven by the auxiliary diesel engine.Functions of cutter suction dredger: dredging river, dredging sand, desilting, reclamation for channels and land, and ... 13562669717Please feel free to ask me for more information. Dredging boat for sale