Mem­ber­ship card is a media card for cus­tomer man­age­ment, it can be com­bined with the sys­tem. When cus­tomers con­sume, they can gen­er­ate points. After the points are accu­mu­lat­ed, they can be used to exchange gifts or con­vert­ed into cash deduc­tion. Mem­ber­ship cards often have mem­ber­ship pin codes, bar code, mag­net­ic stripe or chip to store cus­tomer infor­ma­tion. Mem­ber­ship cards help to improve cus­tomers’ repur­chase rate and loy­al­ty, and help busi­ness peo­ple increase sales. Always it con­tains VIP cards, loy­al­ty cards, dis­count cards.