Quick response service for after-sales service personnel in 8 national offices;
· Guide users to install, debug and use by phone, video or on-site;
· Provide training for users' actual operators;
· Guide users to troubleshoot by phone or video or go to the site to troubleshoot;
· Respond to customer service needs within 1 hour, respond within 4 hours, and arrive at the site within 12 hours in the city if
necessary.
· Provide on-site service within 24 hours within the province and within 48 hours outside the province.