(1) Establishing a technical customer service support hotline: 4008-500-576 Provides 7*24*4 all-time hotline technical consulting services during the service period.

(2) To provide users with rapid response services during the service period:

(3) For primary maintenance (failure that causes the system to stop operating), we can send an engineer to the site of the user within 2 hours and take action.

(4) For secondary maintenance (general failures will not affect the operation of the entire system), respond immediately after receiving the notification; if necessary, we can send engineers directly to the site of the user within 4 hours to deal with .

(5) Long-distance online support: During the service period, we will perform regular/unscheduled online monitoring and maintenance via the Internet or TELNET (subscription of user consent).

(6) Preventive/predictive services: During the service period, we provide regular/irregular, preventive/predictive maintenance to ensure the normal operation of the system and eliminate hidden troubles.

(7) Accessories and spare parts service: We have common accessories and spare parts, and we can quickly respond to user's maintenance requirements during the service period. If the offline maintenance period of the equipment/system is more than 24 hours, we will provide spare parts for users to replace.