Our basic warranty process is as following:

1.Your customer find something wrong,they should take clear pictures and accordingly descriptions on that,feedback to you

2.You kindly transfer these to us promptly(somettimes you are very busy,you could let your customer to directly feedback this information to us,but needing your autherized )

3.We check where the problem is

4.if it is our side make something wrong or our things are abnormal

a.we will instruct to correct them to normal working through internet for your customer

b.if it needs spare parts to mend them,we will send them to you promptly(normally ,we could solve all problems untill this step)

c.if they aren‘t still ok or serious problems,we could consider to send our engineers to your country to handle this matter.