USB Source is a unique factory direct promotional logo manufacturer of flash drives and digital picture frames. USB Source design and sell their promotional logo flash drives at factory direct pricing. USB Source imprints, lasers, screen prints, embosses, deboss's' or has a 4 color, full color process. The USB Source flash drive factory is in Shenzen China. USB Source provides the promotional and corporate logo buyer factory direct from China pricing. USB Source customer service operations are located in mainland USA and are staffed with English speaking promotional professionals