Dongguan Chengxinxing Smart Card Co.,Ltd is one of the best China composite card manufacturers and suppliers with one of the famous brands, as a professional company, we have our own productive factory, which is able to produce CE certification composite card, dual-interface card at both low price and high quality. Welcome to buy discount or wholesale cheap products from us. Composite Card Specification: It is simple combination of smart card and magnetic strip card,or the simple combination for any two of LF Card/HF Card/UHF Card, and Combination of two protocols HF Card.Some people called it as Dual Interface Card,but for us,we only call it Composite Card. As it does not share chipsets or COS. Composite card is only sample combination. www.dgcxcard.com