For ship inspection certificate, we can make the following dredgers: 200M3,400m, 3800M3,1200M3,2000M3,3000M3,3500M3,5000M3. The company can make dredgers of the following depth: 2M, 5m, 10m, 15m, 20m, 25m, 35m. The company can make the following transport mileage dredger 100m, 200m, 500m, 800m, 1000m, 1500m, 2000m, 2500m, 3000m. Our Dredger and desilting vessel are customized according to customer's requirements and construction conditions and environment. The product type is different, the product price also can have the different concrete negotiable. The work flow undefined first uses the winch arm rest two test cables and the anchor traction fixed to the two tests to fix the cutter suction dredger with the positioning post behind. The cutter is placed in the underwater mud layer (see figure 2) by operating room button control, the cutter head is rotated, the riverbed mud layer is cut and stirred (see figure 3) , and the mud-water mixture is pumped up through the suction pipe (see figure 5) through the suction pipe (see figure 4) , the mud-water mixture is piped (see figure 6) to the desilting site (see figure 7,8) for desilting.