Deyuan Bearing Manufacturing Co., Ltd

Deyuan Bearing Manufacturing Co., Ltd was Founded in 1986, with a total of 165 employees. The annual production capacity are 7 million mounted units, 200 million ball bearings and spherical plain bearings. The factory owns advanced automatic production lines, can accept low minimum orders with short lead time.

LDK is the private brand of Deyuan. The featured products are Insert Bearings, Mounted Bearings, Spherical Plain Bearings and Rod Ends. They can be made of bearing steel, chromium steel, stainless steel, reinforced engineering plastic, etc. And the bearing inner bore size ranges from 10mm to 140mm, including inch and metric series. Besides, the factory can also manufacture air handling bearing (HVAC), Solid-Lube bearings, PTFE lined spherical plain bearings and other bearing products with special structures.

For quality management, the factory has all kinds of bearing inspection equipment, with fatigue life, noise and vibration, load capacity comparison and tensile strength and salt spray testing capabilities. Meanwhile, the factory are ISO 14001 Environment certified, IATF 16949 certified and ISO 45001 certified.
  Quality Management

Test Center

LDK test center has measuring room, physical and chemical test room and bearing life test room, owning dozens of professional testing equipment, including length measuring instrument, metallographic test machine, metallurgical microscope, projector, roughness Instrument, hardness tester, salt spray test machine, bearing life test machine, etc.

Measuring room

Physical and Chemical Test Room

Bearing Life Test Room


  • TEL:+1 630 671 9515
  • FAX:+1 630 671 9516
  • EMAIL:
  • ADDRESS:801 Dave Pate Drive, Roselle, IL 60172