How are control the Quality :
1: All the housing of gearbox proudcts are processed by CNC machine
and testing .
2: All the gears should be groud by grinding machine which imported
from German and tested before stock :
3: Before assembly , we will check the status of each
4: After assembly , will make the Air pressure test (Leaking test)
、running test and torque test (with load) .
5: Finishing check before delivery :