Qingzhou City Dongfang Environmental Protection Machinery Co., Ltd. is located in fine and rich Qingzhou City, with abundant resources and superior investing environment. Our plant gathers sand dredging machineries, river cleaning ships, and salt lake mining and Iorn ore extraction equipment. Main products: common iron ore extraction ships, dredging & iron ore extraction ships, dredging ships, sand-pumping ships, gold ships, sand screening machines, ferrous sand extraction equipment, and ...   |