Service system Reply to any questions within six hours;Measurement design realizes three stages of service;Free 800 and 400 telephone services are adopted throughout the country;Take customer satisfaction as the company's assessment standard for employee...

This is a title Within 60 days, you can have complete goods, original packaging, original shopping receipts or invoices (if issued), we will refund according to the payment method when you purchase, bank card refund please bring the original signature and bank c...

About the Warranty Period The custo...