LIG Defense&Aerospace (엘아이지디펜스앤에어로스페이스(주), formerly known as LIG Nex1 (엘아이지넥스원 주식회사)) is a company that produces precision electronic systems. It operates through five segments: Precision Guided Munition (PGM), Intelligence, Surveillance and Reconnaissance (ISR), Avionics, Electronic Warfare (AEW), Command, Control, Communication, Computer and Intelligence (C4I), and Others. The PGM segment provides guided weapon system equipment and seekers, such as anti-air, anti-ship/anti-submarine, and anti-ground products, etc. The ISR segment offers weapon systems for surveillance reconnaissance, including radars and electro-optic systems. The AEW sector develops and produces avionics and electronic weapon systems for ships, aircraft, and military needs. The C4I segment delivers communication and command systems. The Others sector develops robots, unmanned systems, weapon systems, cyber warfare, etc. The company also offers logistics, maintenance, repair, overhaul, and other services.