Amphibious Excavator, Pontoon, Floating Excavator manufacturer / supplier in China, offering Multifunctional Amphibious Excavator Ideal for Construction and Dredging Projects, Shanghai Xiyu Customized Amphibious Excavator Pontoon Undercarriage for Swamp Wetland River Construction, Shanghai Xiyu 20-Ton Amphibious Excavator Undercarriage (Pontoon) and so on.