① If you have any questions please contact us free time, we will reply within 12 hours.
② Please give us a chance to serve you, do not open the dispute, Dispute is handled by the platform, the platform is not professional, it can not solve your fundamental problems, trust us, when you have problems, please contact us as soon as possible, we have a professional team to solve the problem for you.
③ After-sale warranty:
NO 1: 1 year warranty period
NO 2: Received 2 years can be extended warranty (paid optional)