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Old Sep 25, 2017 | 3:56 pm
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Scifience
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Originally Posted by Chinatrvl
You need to chose China Unicom, not China Mobile as (roaming) provider. Latter will only work with Edge, since they use TD-SCDMA standard for UMTS that your phone doesn't support.
All of this is highly dependent on your phone. Most recent iPhones have 'universal' baseband chipsets, and will happily roam onto TD-LTE and TD-SCDMA. Very few Android phones will do the same, however.
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