Jining Guanshan Machinery Co., Ltd. is a manufacturer of stone washing machines, stone washing equipment, and other stone washing machinery, including vibratory stone washers and drum stone washers. Since its establishment, the company has evolved into an integrated manufacturer specializing in research and development, mechanical design, production, installation, and after-sales service. Our main products include sand mining vessels, dredging vessels, gold mining equipment, large-scale dredging pumps, dump trucks for sand transportation, large, medium, and small iron sand extraction boats, dual-purpose land and water automatic excavation vessels, water and dry sand extraction, sand screening machines, auger sand washers, stone washers, and sand mountain crushing and cleaning machines, among others, offering over 80 specifications for customer selection. We also design and manufacture customized products based on the geographical environment of the users. Our sand mining equipment completes a full process of screening, extraction, separation, cleaning, and classification, producing qualified products in one go.