Notify AIS verification confirmation
N
End
Y
Has the second-line been resolved?
CU upgraded to the company's management level: Coordinate with technical experts for handling
Event review: Submit the event analysis report within 48 hours
CU first-line support: Confirm whether the upgrade is triggered
CU technical expert team has completed the handling
CU upgraded to the department's management level: coordinating second-line handling
Incident handling
Via Internet phone and emails，or meeting through teams
Exceeded the SLA time limit
