Qingzhou Yongli Mining And Dredging Machinery Co., Ltd.

About Us

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.

Big models of desilting and dredger machine: cutter suction dredger, amphibious dredger, drilling and suction dredger.
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.
http://www.yldredge.com

Products and services


1. Jet suction sand dredger is applied for inland waterways, lakes and coastal areas where sand layer is soft for dredging work.

2. The high pressure water jet will break the sand layer first, then sand pump will suck up the solids and discharge then onshore or to the transportation boat.

3. Customized according to dredging depth, working capacity and discharge distance.

4. Main diesel engine provides power to sand dredging pump and auxiliary diesel electricity generator supplies electricity to high pressure water pump, winches and lighting system.
http://www.yldredge.com