◆Base service
Normal service item after purchasing, including the remote technical support.
◆Upgrade service
Purchasing the first installation service from the original manufacturer, or upgrade the base service to golden service 5×9（Monday to Friday 9:00-18:00）、platinum service 7×24.
◆Professional service
Customized service for customers’ specific needs, including regular inspection,transforming and reconfiguring the existing system, equipment’s upgrading, removing and performance analysis, and so on.