Dongfang environmental protecting machinery company is located in fine and rich Qingzhou city, geography location with abundant resources and superior investing environment. It is a plant house which gathers sand dredging machinery, coure of river cleaning ship and salt lake mining and Iorn ore extraction equipment. Main products:common Iron ore extraction ship, dredging&Iron ore extraction ship, dredging ship, sand-pumping ship, gold ship, etc, sand screening machine, ferrous sand extraction equipment, repair parts and transmitting belt, community eight greatest series, more than 30 blends, can be provided for customer to select. Our plant manufacturing sand making machine, can complete digging, sieving and separating at the same time, produce an acceptable product at one. High efficiency but low cost. The product that has advantages of flexible operation and reliable quality can be entensively applied to sand minin, course of rive dredging, building construction, road construction and electric power engineering.etc various construction places. Our plant set up with nation ore industry researching, machine designing, manufacturing and professional serving in one.The large mineral machinery that our company develops, such as sand dredging ship and sand pumping ship lead in domestic industry, output and quality are already developed in china. Dongfang environmental protecting machinery company is a large iron ore extraction machinery manufacturing plant in north of river. The firm takescontract together keeps promiseas an aim, products are extensively used of course of river mining, iron ore extraction and sand iron powder combine-taking, sand screening ship, sand pumping ship and gold mining ship are sold very well in more than 20 cities autonomous region. Dongfang environmental protecting machinery company is established in 1994, mainly worked on sand dredging. After our technician many investigations, in 1998, we developed a kind of iron ore extraction equipme