The company will performance of customer service and technical support service promise.
The instrument appear quality problems, we will free repair or replacement of the new machine during the warranty periods.
we  provide  the necessary technical training , the contents are as follows:
1 Performance characteristics of the instrument. 
2 Instrument structure and related components of the introduction.
3 Instrument maintenance and equipment to explain the test.
4 General knowledge of calibration.
If there are special issues to consult, please call our after-sales service.