Quality Management

Quality Management

ISUTAMI technical center has a strong R&D team headed by experienced bearing experts and senior engineers. We launch 30+ new products annually, take a leading position in the research of bearing vibration, noise, sealing, lubrication, and life span of rolling and tapered bearings, and have obtained plenty of applicable achievements in bearing key technologies and key accessories. These achievements have been widely applied in heavy-duty, mid-size, compact and mini cars, as well as tractors, mining machines, construction machines, agricultural machines, textile machines, and other important areas. We possess a series of core technologies of bearing manufacturing and are in the leading position in bearing technology and quality in this industry.


Our warehouse in China covers an area of more than 40000 square meters, and the managerial personnel have been engaged in warehouse management for more than 5 years on average. Our management is strictly carried out by regulations and area divisions.

Test Center

ISUTAMI QC center is a strong guarantee for all stages of r&d, design, production and sales. The center has a number of professional technical and managerial personnel, and conducts quality management in strict accordance with the professional process. Colleagues, in the field of product development and quality control, and hangzhou bearing test research center, zhejiang bureau of quality and technical supervision established in-depth cooperation.

Our policy is that every bearing customer is able to operate without worry.Our quality management system has more than 20 experienced inspectors, more than 200 precision testing equipment and a well-organized calibration center.We also use computer quality control to better guarantee the quality of our products.



Engineering Capabilities

ISUTAMI owns the bearing products engineering capabilities:
  • Product design and development
  • Failure and durability analysis
  • Bearing thorough fatigue and life testing
  • Seal and inclusion testing for seals
  • High and low-temperature testing
  • Rotational torque and high-speed testing
  • Raceway profile and roundness measurements
  • Rotational vibration analysis
  • Grease and oil chemical analysis

  • TEL:+86-574-6399-8066
  • FAX:+86-574-6399 8025
  • EMAIL:
  • ADDRESS:No.500, North 3rd Ring Road West, Cixi, Ningbo, 315300, China