客户拨打我司400电话或联系当地经销商反馈使用问题，客服将耐心与客户沟通，确认是产品问题还是使用问题、安装问题。不能电话沟通处理，可快递到我司，我司售后人员将进行测试分析。如是我司产品问题，我司免费维修或换新。并寄给客户。

    Customers call me 400 phone or contact the local dealer feedback using the problem, customer service will be patient and customer communication, confirm that the product is still the use of product problems, installation problems. Can not handle telephone communication, can express to our company, I Division after sales staff will be tested and analyzed. If our products, our company free repair or replacement. And sent to the customer.