7*24 hours service hotline:

Professional engineers will answer the call within 1 hour, respond within 2 hours after receiving reports of user problems, and arrive at the scene within 24 hours after an emergency fault is reported.

On-site service / telephone support service / remote network service:

After completing on-site support services, we implement on-site training services and emergency response services to maintain regular contact with customers.

Pre-sales: reasonable solutions, for your sake

In-sales: comprehensive protection, steady promotion

After-sales service: attentive return visit, rapid response