国产激情综合五月久久-亚洲一区二区av在线观看-日本一卡精品视频免费-亚洲成av人片在线观看ww

Home>Customer Service>After-sales service
Comprehensive after-sales service7*24h service, special line is set to guarantee responding within 2h and arriving at the site within 24h for maintenance
  • 14
    14 provincial offices nationwide
  • 1000
    More than 1,000 deep distribution partners
  • 100
    More than 100 maintenance engineers
  • 95%
    95% maintenance engineers have obtained national qualifications
Whole-process cold chain logistics systemThe first company in our country which achieves whole-process and all-region cold chain management
Whole-process cold chain logistics systemThe first company in our country which achieves whole-process and all-region cold chain management
National Free Service Hotline
800 830 4288 / 400 830 4880
Nationwide marketing service network, which can satisfy the customers’ product consultation and demands as quickly as possible
Nationwide after-sales service system, which can respond to any problem within 24h
Nationwide intermediary marketing system