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About us
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 Qingzhou Yongli Mining And Dredging Machinery Co.Ltd, located in Qingzhou city---one of the Nine Ancient Cities in China, is leading company of China mining equipment. We are the professional manufacturer who has been dedicated in R&D, designing, producing, assembling and testing services.

  Being established in 1990, our main products include:

  Rare metals mining equipment: Sixteen series and eighty specification of zirconium, gold, diamond mining equipment are available for customers reference. Also variational products could be customized as per different requirements and terrain conditions.

  Sand relevant machinery: sand digging dredger, sand suction dredger, self suction and discharging dredger, sand sieving machine, sand making machine and sand washing machine. Iron ore processing machines: bucket type iron sand dredger, self suction iron sand dredger, land-use horizontal dry separating and vertical types of wet separating machine.

  Big models of desilting and dredger machine: cutter suction dredger, amphibious dredger, drilling and suction dredger.

  In 1999, we developed the iron sand dredging machine.
  In 2006, we started to manufacture cutter suction dredger.
  In 2008, we based on the nine terrains in Africa, Southeast Asia and China domestic the zirconium, diamond, gold mining machinery (pulsating sluice box, centrifugal concentrator, jig, shaking table)were developed adopting foreign technology, and won high praise of customers throughout the world.

  Successful YONGDELI series of products have won the approval by General Administration of Quality Supervision, Inspection and Quarantine of the People’s Republic of China, and are certificated by the Quality Management System Certification (ISO9001:2008) because of our years of hardwork. Our company also gets the Certificate of Vessel Inspection authorized by China MSA. For the jig machine, we applied acquired the letter of patent from State Intellectual Property Office of P.R.C. We have honored for first-class products quality and excellent after-sale services by customers worldwide.

  We always insist on the principles of honesty, mutual benefit, co-development and welcome to our factory for investigation and business discussion. 


We are Yongli. We do Dredgers.

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