skills:

Will need to cut the phone card into the correct direction of the card slot (chip out), and to put in the end. Chip adjustment to the center for the location, pay attention to the handle of the card holder under a little pressure, so the card on the fixed note. And then quickly quasi-hard knife cut down, by the intensity and speed squeeze down, cut card to complete.

Precautions:

Cut the card when the decisive - "fast" "ruthless", do not hesitate, so cut out the edge of the card neatly. As the phone card material is different, such as cut out there is a need to polish the edge of the edge can be, mind who carefully shot. If the force is light, slow, will make the SIM card first pressure deformation, rather than cut, so pay attention to this point。