USource has been concentrating on fiber optics industry since its foundation in 2006 year. for 12 years and is committed to full line of fiber optical products from optical sub-assmeblies to transceivers, and to sub-system; vertical integration from active components to passive modules that cover all of networking demands. USource owns two factory total area of 4,000 square meter and more than 200 employees, 4 marketing offices, forming a sales network covering more than 60 overseas countries and regions. Main factory specializes in optical active products, including optical components, modules and sub-system.