Envelope for postal express mail service

邮政特快专递封套

The letter has been mailed through express mail service.

信件已经以邮政特快专递的方式寄出去了.

Key services refer to the services such AS postal savings, express mail service and so on.

重点业务指的是邮政储蓄、特快专递等业务。

Key services refer to the services such as postal savings, express mail service and so on.

重点业务指的是邮政储蓄 、 特快专递等业务.