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About product and suppliers:
        Alibaba.com offers 37,823 smart phone 3g products. About 9% of these are mobile phones, 1% are power banks, and 1% are mobile phone bags & cases. 

A wide variety of smart phone 3g options are available to you, such as paid samples, free samples. 

There are 37,803 smart phone 3g suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Hong Kong, and United States, which supply 99%, 1%, and 1% of smart phone 3g respectively. 

Smart phone 3g products are most popular in North America, South America, and Western Europe. 

You can ensure product safety by selecting from certified suppliers, including 2,634 with Other, 2,084 with ISO9001, and 315 with ISO14001 certification.