SEOJIN SYSTEM Co., Ltd. engages in the manufacturing and distributing of telecommunication equipment. It operates through the following divisions: Communication Equipment, Cell Phone, and Semiconductor Equipment. The Communication Equipment Division provides base radio station equipment. The Cell Phone Division offers smart phone metal case processing and smart phone assemble. The Semiconductor Equipment Division provides semiconductor etching and evaporation equipment. The company was founded on October 30, 2007 and is headquartered in Bucheon-si, South Korea.