Shenzhen Nanbeitong Electronic CO.LTD

Ref.provide double card(one mobile with two phone number)Shenzhen NanBeiTong Electronics Co.Ltd. is a high-tech enterprise combining R&D,production and sales in one body.We offer a range of products such as mobile Double card, card reader,MMC mobile extension card. Our key product Double card ranks No.1 in the export of similar products,also sells well throughout China. It has been widely recognized by consumers for its vogue,practicality,cost-effectiveness and reliability, with absolute strength in sales in the industry.The double card is the newly item in telecommunication.With it,You can have two phone number in one mobile.It is very convenient in your business trip. You can choose the local card to communicate with your customer.It is very economical for you to call out with cheaper phone number and answer the call with free chargephone number.Double card in one mobile to avoid frequently change cards and loss the card.For the moment, we have two kinds of double card.One kind to... [详细介绍]