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About product and suppliers:
        Alibaba.com offers 3,801 memory usb 20 products. About 11% of these are usb flash drives, 1% are memory card, and 1% are charger. 

A wide variety of memory usb 20 options are available to you, such as 32gb, 16gb, and 4gb. You can also choose from free samples, paid samples. 

There are 3,801 memory usb 20 suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of memory usb 20 respectively. 

Memory usb 20 products are most popular in Western Europe, North America, and Southern Europe. 

You can ensure product safety by selecting from certified suppliers, including 307 with ISO9001, 295 with Other, and 55 with ISO14001 certification.