Field work is to canvass votes. Commonly known as the courier master. Think for yourself whether you are tired or not. Go out for half a day in this weather. And they go out for a run every day, and they have time to go to work without leaving work.

Backstage don't need to go out to send mail, do some things needed in daily work.

The hardware is basically handed in. It won't be paid off until the holiday Express delivery is uninterrupted 365 days a year.

Take a day off in a normal week.

At present, postal EMS is the most tiring department. Of course, you just have to work hard. Can do it. Money is also the richest department.