There are many ways to punch in:

1. The most rustic way is to sign the company's front desk roster and record the time.

2. Take your own paper card and insert it in the old clock. The machine will print the time on your paper card.

3, the company sends you a radio frequency card. Brush it on the company's machine, and "di" means that the punch is successful.

4. 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, long image recorded by equipment. When you come to the company every day, you should shake in front of this equipment. The green light is on It's a success to punch in.

6, DNA punching, using saliva (not yet used)

The tools used in the above punching methods are time cards.

For example, 2 paper cards and 3 radio frequency cards can all be called time cards.

for example, start work at 8 o'clock. . You have to punch in before 8 o'clock. I'm not late

generally, the time for punching in is within 2 hours before going to work normally. That is, between 6: and 8: .

if you go to the company to punch in at 3 o'clock in the middle of the night. You are still late.