Founded in August 1998, GL-COM is an verified national Hi-Tech enterprise with branches in HongKong, Shenzhen, Huizhou and United States. Member of XDK Group. We specialize in the manufacturing and selling of fiber optic products and accessories, and are industry leaders in research and development. Our active products, such as: GOPN, EOPN, EOC, Switch, which are equipped with multiple function capabilities and customized software technology, demonstrate superior technical expertise.