AEstablish a standardized marketing service network and mature technical service management system nationwide to provide high-quality pre-sales, in-sales and after-sales services for dealers and users. A one-year free warranty commitment will be implemented for the products sold. During the warranty period, users will be provided with fast, timely and efficient free maintenance services. Beyond the warranty period, users will still receive our warm and thoughtful paid technical services. We are always pursuing "zero defect products and 100% customer service satisfaction".
