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About product and suppliers:
        Alibaba.com offers 2,194 promotion usb 1g products. About 65% of these are usb flash drives, 7% are mobile phone cables, and 6% are mp3 / mp4 player cable. 

A wide variety of promotion usb 1g options are available to you, such as free samples, paid samples. 

There are 2,194 promotion usb 1g suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of promotion usb 1g respectively. 

Promotion usb 1g products are most popular in North America, Western Europe, and Central America. 

You can ensure product safety by selecting from certified suppliers, including 147 with Other, 129 with ISO9001, and 23 with BSCI certification.