Se Gyung Hi Tech Co., Ltd. is a film specialist company, which engages in the manufactures and sells functional films mounted on displays and fixtures of small and medium-sized IT devices. It operates through the following business divisions: Deco Film, Optical Film, Protect and Injection Film, and Other. The Deco Film business division manufactured text or color to glass or plastic surfaces. The Optical Film business division includes an adhesive film used in displays that require optically transparent adhesion. The Protect and Injection Film business division functional tape attached to the inside of a smartphone. The Other business division consists of deco, OCA, protect and injection film. The company was founded on January 16, 2006 and is headquartered in Suwon-si, South Korea.