Amphibious Excavator, Pontoon, Floating Excavator manufacturer / supplier in China, offering High-Efficiency 22-Ton Amphibious Excavator Ideal for River Dredging Projects, Powerful 22-Ton Amphibious Excavator Perfect for Swampy Wetland Operations, Durable 22-Ton Amphibious Excavator Suitable for Long-Term Coastal Construction Sites and so on.