Position > Maintain.

To serve you faster and better, and solve the problem quickly, please describe the phenomenon of the malfunction as you sent the board card for maintenance. That will enable us to check and mend it with pertinence, so that the time for maintenance will be reduced, and it will not happen that we sent the card back if nothing wrong is found out after basic checking. Thank you very much for your cooperation.

Please put in an online application for maintenance referring to the malfunction description table below. Fill the malfunction description seriously on maintenance card, so we can serve you in a shortest time. 　　By the way, please check your information you left at times after you put in the maintenance application, because we will respond the related questions and the time needed. According to the board cards that can’t be recovered, or a longer time will be needed, we shall give you the reasons.
We shall serve you seriously according to the maintenance procedure. Here you can see which steps are experienced before your card returns.
You can get common maintenance knowledge through some analysis of common problems. You can even do some mending yourself.。