Qingzhou Yongli Mining And Dredging Machinery Co.Ltd,'s profile

Qingzhou Yongli Mining and Dredging Machinery Co., Ltd., located in Qingzhou—one of China’s Nine Ancient Cities—is a leading manufacturer of mining and dredging equipment. Founded in 1990, the company specializes in research, design, production, assembly, and testing of advanced machinery for a variety of applications.
The company’s main product lines include:


Rare metals mining equipment: Sixteen series and eighty specifications of zirconium, gold, and diamond mining machinery, with customizable solutions for different terrains and customer requirements.


Sand-related machinery: Sand digging dredgers, sand suction dredgers, self-suction and discharging dredgers, sand sieving machines, sand making machines, and sand washing machines.


Iron ore processing machines: Bucket-type and self-suction iron sand dredgers, as well as horizontal dry and vertical wet separation machines.


Large-scale desilting and dredging equipment: Cutter suction dredgers, amphibious dredgers, and drilling-suction dredgers.


Key milestones include developing the iron sand dredging machine in 1999 and manufacturing cutter suction dredgers starting in 2006. By 2008, Yongli adapted foreign technology to develop zirconium, diamond, and gold mining machinery—including pulsating sluice boxes, centrifugal concentrators, jigs, and shaking tables—tailored for terrains across Africa, Southeast Asia, and China, earning global recognition.
YONGDELI series products are certified by the General Administration of Quality Supervision, Inspection and Quarantine of China and ISO9001:2008. The company also holds the Certificate of Vessel Inspection authorized by China MSA and patents for its jig machines. Renowned for first-class product quality and excellent after-sales service, Yongli operates under principles of honesty, mutual benefit, and co-development, welcoming customers to visit for business discussions.