Require specialized ISDB groups for Microsoft Office 365 in China

Due to well-known reasons, Microsoft Office 365 services in China are operated in isolation. As a result, the Internet service groups Microsoft Office 365 in FortiGate are not fully applicable to China. So an ISDB group is required specifically for Microsoft Office 365 in China.

https://learn.microsoft.com/en-us/microsoft-365/enterprise/urls-and-ip-address-ranges-21vianet