SDUSB.NET belong to Color Group LTD was established in 2008. After several years unremitting efforts, we have become a internet trading company which can research, develop, produce and memory card manufacturer, flash drive supplier and other accessories products of mobile phone and PC.
SDUSB.NET price advantage, quality assurance and intact service system make us excellent in our field. Our 80% customers come from the Internet, comes from value of the system of mutual trust, respect and understand. We can also provide OEM and ODM services for many well-known international and domestic brands, Moreover, we win favor and praises from many foreign markets for instance Western Europe, America and Mid East.