Office365 by 21vianet in China Server Settings

IMAP Settings

Server address:
partner.outlook.cn
Port:
993
Encryption:
SSL
User name:
Enter the sign in credentials of the hosted mailbox being used
Password:
Your password

SMTP Settings

Server address:
smtp.partner.outlook.cn
Port:
587
Authenticate:
Yes
Encryption:
TLS
User name:
Enter the sign in credentials of the hosted mailbox being used
Password:
Your password

POP3 Settings

Server address:
partner.outlook.cn
Port:
995
Encryption:
SSL
User name:
Enter the sign in credentials of the hosted mailbox being used
Password:
Your password