HISSIS business partners ranges from domestic to international market. Therefore, solid quality, short delivery time and competitive prices are the essential factors for our success in the worldwide market today and in the future, we will make persistent efforts to this goal. HISSIS is always keeping quality leadership position in bearings field. We do this by consistently pursuing the zero-defect principle. Quality control not only lies in the professional competence and attitude of all our employees, but also based on solid design, error-free parts and perfect whole process control. We constantly check, evaluate and improve the quality of our services.

Bearing dimensional accuracy, rotation accuracy, clearance, vibration, residual magnetic, contact angle, friction torque, appearance quality and other inspection items. Bearing parts working surface roughness, roundness, rolling surface bus crown, shape tolerance testing.
◊ Test Facilities: bearing axial and radial clearance measuring instrument, bearing preload testing instrument, bearing multi-function vibration tester, bearing contact angle measuring instrument, bearing dynamic performance testing machine, bearing dynamic stiffness tester, shafting friction torque tester.
◊ Test Items：life test, high and low temperature test, ultra-high speed test, load test, vibration and impact test, special medium test, strengthening test, skid test, fault reproduction test. 。
◊ Material Testing Equipment: metallographic structure analyzer, hardness tester, energy spectrum analysis, oxygen and nitrogen analyzer
◊Failure Detection: burn, steel ball crushing load, needle rolling bending strength, crack and other items of inspection and testing