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About product and suppliers:
        Alibaba.com offers 594 4.5inch smartphone products. About 1% of these are mobile phones, 1% are mobile phone bags & cases. 

A wide variety of 4.5inch smartphone options are available to you, such as paid samples. 

There are 594 4.5inch smartphone suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of 4.5inch smartphone respectively. 

.5inch smartphone products are most popular in South America, North America, and Central America. 

You can ensure product safety by selecting from certified suppliers, including 81 with Other, 62 with ISO9001, and 1 with ISO14001 certification.