• <source id="hlubu"><menuitem id="hlubu"><option id="hlubu"></option></menuitem></source>
  • <tt id="hlubu"><tbody id="hlubu"></tbody></tt>
  • <tt id="hlubu"></tt>


      Pre-sale service

      Before sales service:

      Receive inquiry - Listen to customer needs - Provide initial solution - On-site measurement available - Design - Project budget - Adjust and confirm order


      Sale service
      On-sales service

      Confirm shipping information - send product - acceptance product - guide installation / domestic installation service available - fill customer satisfaction questionnaire

      After-sales service
      After sales service

      Quality issues are included in the validity period
      L provide replenishment services
      L Regularly review customer usage

      L Feedback on customer feedback within 24 hours



      欧美性潮喷XXXXX_香蕉国产精品偷在看视频_欧美国产日韩中文字幕国亚_精品亚洲成a人在线观看