There are many ways to punch in:

1, the most rustic, sign the company's front desk roster and record the time.

2. Insert your own paper card into the old clock. This machine will print the time on your paper card.

The company gives you a radio frequency card. Brush it on the company machine, and "di" means that the punch card is successful.

Record your fingerprint on the company machine, and press it with your finger when you arrive at the company. Using the wrong finger will fail.

5, face image punching, equipment to record long images. When you come to the company every day, you should shake it in front of this equipment. The green light is on, and the punch card is successful.

6, DNA punch cards, using saliva (not yet used)

The tool used in the above punching method is a time card.

For example, two paper cards and three radio frequency cards can all be called time cards.

Like starting work at 8 o'clock. . You must punch in before 8 o'clock. I'm not late

Generally, the punching time is within 2 hours before normal work. Between 6: 00 and 8: 00.

If you punch in at the company at three in the morning. You are still late.