SD GLOBAL CORPORATION was established in 2007.We are a trading company in Korea.We are mainly importing optical communication parts from China.The items are ferrule, sleeve, apator, connector housing kits and patch-cord etc.We have been continually growing and expending our new products to Japan.It's still very small but we are offering UV lamp and stemping moter to Japan.We help you keep to raise your competitiveness with our good products.Our mission is to provide customers with high quality products and satisfying survices.If you have any questions, feel free to contact us anytime.