You will get a questionnaire after LISUN engineer finished the technical service for you. Please spend about 3mins to finish the questionnaire below. Thanks for your assistant!
What's your company name?
____________
Are you satisfied with LISUN engineer service?
Yes
No
Why you are not satisfied with LISUN engineer service:
The engineer reply our questions were over 48hours
The Users Manual is no useful
The Manual Video is no useful
The Software has BUGS or ERRORS
The problem still havent been solved(please list out the problem and senior engineer will contact you)