1. All Original product can update online , and directly aftersale service , if you have any questions,
please write product Serial number to us , we can check for you by factory .
2. if you are Trader in your country , please contact us ,and get the competive Price .
we will give best price for you .
3.If you are from Russia , please write your full name to us .
4 .After you got products , if have any question or problem, please write to us , we try our best to slove it for you as soon as possible.
Thank you very much again !