A: Generally, we have 12 months warranty,if there's any quality problems within 12 months,please let us know timely,we will deal with it according to your situation(please send us email for more details).
A: Yes, of course we can.
A: Yes, glad to serve for you.
A: We can send engineer to take measurement for you. It is ok~
A: We have our own technical team, in this field, we are more professional than them. The quality will be better than them,but price is cheaper.