smart cards include all kinds of PVC cards, IC cards, students cards, vIP cards, member cards, clinic cards, payment cards, access cards, meal cards, campus cards, transportation cards, magnetic cards, hotel cards, gym cards, food cards, attendance cards, value-stored cards, discount cards, etc. with various thicknesses, dimensions and shapes for different fields. cards with different shapes are designed for various fields. And they have been widely    used in fields such as finance, post and telecommunication, communication, school,restaurant, hotel, bathing, tea house and cartering.