How many months warranty do you provide ?

one year 

What should I do if the machine have question ?

For ensuring all the items are in good quality, we will test all products before the packages were sent out. Once the machine have some question, please don't worry.  kindly send us some images of the situation , Video and machine series, and explain the question in where . we will supply solution to you deal soon.

What should I do if the spare parts is broken in Warranty  ?

If in Warranty, some spare parts broken in the Use.  kindly supply picture or video , and machine series number .

We will send the spare parts by express to you soon.. and we bear express cost .