Shenzhen Nanbeitong Electronics Co., Ltd.  

We avail ourselves of this opportunity to approach you for the establishment of trade relations with you .

We are a manufacturer specialized in mobile Twin card. http://www.sznbt.com.cn welcome to look through our website. With it, you can have two different phone number in one mobile. They can used together to answer every income call. Accompany the development of telecommunication, Our twin card have shown the advantage and get a great welcome from our customers. With it, 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 charge phone number. With the function of ‘Phone number diversion� The two phone numbers are on call and ready to receive incoming calls. It take full of the advantage of different net and make up the net’s blind area make the signal more stable. Twin card in one mobile to avoid frequently change cards and loss the card.


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