OVERVIEW: The Gumdoksuri class patrol vessel also known as PKG class patrol vessel is a class of patrol ship of the Republic of Korea Navy.

DETAILS:The Republic of Korea Navy began development of the PKG class in 2003 after a Chamsuri class (PKM class) patrol boat was sunk during a naval clash with North Korean patrol boats on June 29, 2002. The codenamed PKX (Patrol Killer eXperimental) program is the patrol boat modernization project of the ROK Navy.

SOURCES:Wikipedia, the Free Encyclopedia. "Gumdoksuri-class Patrol Vessel - Wikipedia." n.d. Accessed September 8, 2017. https://en.wikipedia.org/wiki/Gumdoksuri-class_patrol_vessel. 