Paper punch card punch is not in the right position.

Open the body of the paper card punching machine and find the internal adjustment button.

1. Open the punch machine body and find the adjustment button inside the punch machine. These buttons are usually located on the side or bottom of the machine, and you need to use a screwdriver or other tools to open the fuselage.

2. Find the punch position adjustment button. This button is usually marked with words such as punching position or position adjustment. By rotating this button, you can fine-tune the punching position and align it with the employee card more accurately.