Cards are used as information carriers and are more likely to be securities. Of course, they must be properly kept to prevent loss and human damage. It is also necessary to avoid bending, scribbling, and pollution affecting the appearance and normal use of the image. For smart cards, more care should be taken.
Magnetic card-Avoid wear, avoid accessing to magnetic objects such as mobile phones or strong magnetic fields to prevent demagnetization.
ID card (RF card commonly used for attendance and food sales in the cafeteria)-Avoid bending, oil stains, closing to heat sources, punching and crushing.
Contact IC card
-Keep the card surface clean, flat, and do not fold; and do not touch its metal chip to prevent electrostatic breakdown; keep away from high temperature and water, do not make the chip fall off; insert the card in the correct direction, and do not insert it backwards.
Non-contact IC card
-Avoid scratching, breaking, bending, shearing, punching, soaking, approaching high temperature and do not use two cards overlapping.