#2611 Daechung Tower, Gaepo-Dong Gangnam Gu, Seoul

Ground Co., Ltd. is a professional provider of grounding and lightning arresting equipment and services. Our PGS(Perfect Ground System) gives customers a 100% lightning protection guarantee program ev...

134-1, Oryu-dong,  Guro-gu, , Seoul

Our TRF Co., Ltd. has developed continuous technical development and research in wireless communication and ubiquitous era.We&＃39;ll do our best effort to grow into enterprise which is loved to cu...

Cheong Lim-dong 17-12 Sunkwang Building

Small but Strong company SUNKWANGSUNKWANG is dynamic company who has since its establishment in 2003.Our concern is the protection against the impacts of direct lightning strokes and surges and protec...