How about working the evening shift at the Postal Monitoring Center?

It is not good for the Postal Monitoring Center to work the night shift. Night shift supervisors are not easy to work, with low wages and poor benefits. Staying up late is tiring your eyes. People will feel drowsy late at night. This is caused by the human biological clock. Although they do not do physical work, they are mentally damaged. Staying up late for a long time is harmful to them. The physical damage was severe.