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                Current location:
                After-sale Service
                Release date:2017-12-19 Source:

                Hotline support: 24/7 technical support over the phone.

                Remote diagnosis: Providing remote technical services for troubleshooting.

                On-site repairing: Our technicians available for on-site troubleshooting.

                Free updates: Providing users new version update for free to make sure the system functioning efficiently.

                Regular inspection: Engineers inspect system monthly to assure the system function at its best.

                Professional follow-ups: Customer service staffs follow up with users via the phone or at the door.

                Online support: Users can contact for support through Tiancheng official website or Wechat channel.