Sand Dredging Machinery, Gold Mining Machinery, Diamond Mining Machinery manufacturer / supplier in China, offering Versatile 1200m3/H Electric Cutter Dredger for Eco Projects, Mobile Cutter Suction Dredger with Energy-Saving Sand Pump, Advanced Gear Mechanism and Smart Control Technology for Sand Dredging, Portable Cutter Suction Dredger Equipped with High-Power Sand Pump and Automated Gear Control System for Sand Mining and so on.