Shandong Defa Bearing Co., Ltd.

Defa Bearing is a modern technology enterprise integrating R&D, production and trade. It is a member of China Automobile Industry Association and China Bearing Industry Association. Since its establishment, the company has been committed to manufacturing high-quality and high-precision bearings with quality grades of P0/P6/P5, (Z1V1) (Z2V2) (Z3V3), trademark: JDZ, IATF/16949:2016 system certification and dozens of invention patents. We have a complete production line, and we always strictly control every production process, from raw material manufacturing, turning to heat treatment, from grinding to assembly, from cleaning, lubrication to packaging, etc. Each process is performed with great care. During the production process, strict quality inspections such as self-inspection, follow-up inspection, sampling inspection, and comprehensive inspection are carried out to ensure that all performances meet international standards. At the same time, the company has created an advanced testing center and introduced the most advanced testing instruments: coordinate instrument, length measuring instrument, spectrometer, profile meter, rounding instrument, vibration meter, hardness tester, metallographic analyzer, bearing fatigue life testing machine and other measuring instruments to comprehensively test the comprehensive performance of the product to ensure that DEFA bearings reach the level of zero-defect products! Our products have been combined with many domestic and foreign OEM customers and exported to 30 countries including the European Union, South America, North America, Southeast Asia, the Middle East, and Africa. DEFA bearings have won the trust of customers with their long life, high precision and high performance. We will continue our efforts to create more value and wealth for our customers.