Agency for Defense Development
By the end of 2017, ROK Marine Corps forces are to deploy the Bigung (flying arrow) guided rocket system near the Northern Limit Line (NLL) along the western sea border to protect the islands of Baengnyeong and Yeonpyeong from assault by North Korean hovercraft. The Bigung is a truck-mounted launcher that uses the LOGIR guided rocket, which is in diameter, long and weighs with a range of . Each system is capable of engaging multiple craft, with target acquisition and designation sights (TADS) and an uncooled infrared detector that can independently detect and track multiple targets simultaneously. Compared to coastal artillery, the system is more mobile and versatile, and can fire up to 36-40 rockets at once. The Agency for Defense Development partnered with LIG Nex1 for development and production.