High Recovery Rate Jet Suction Dredger Jet Suction ...
6 inch jet suction sand dredger for river,lake dredging and reclamation. 1. Company Information . Qingzhou Yongli Mining and Dredging Machinery Co., Ltd , is one of China leading company of sand & gold& diamond mining equipments, which has more than 25 years' experience in producing cutter suction dredger, jet suction dredger,bucket chain dredger,diamond/gold