After-sales service system
DE operation electric service is QQ phone "0755-81791155" and the enterprise "2212029435" for the service channels, provide for the customer specification, professional and thoughtful comprehensive service system. Service system to provide customers with technical advisory services, failure to accept the service, product maintenance services. Through the "first asking responsibility system" all-the-way tracking service for the customer's problem.
The right to make changes to the interpretation of the content, to DE electrical all operation