ROKS Seoae Ryu Seong-ryong is the third ship of the Sejong the Great-class destroyers built for the Republic of Korean Navy. She was the third Aegis-built ship of the service and was named after a scholar-official of the Joseon Dynasty of Korea, Seoae Ryu Seong-ryong.[1]
The ship features the Aegis Combat System (Baseline 7 Phase 1) combined with AN/SPY-1D multi-function radar antennae.
The Sejong the Great class is the third phase of the South Korean navy's Korean Destroyer eXperimental (KDX) program, a substantial shipbuilding program, which is geared toward enhancing ROKN's ability to successfully defend the maritime areas around South Korea from various modes of threats as well as becoming a blue-water navy.[2]
At 8,500 tons standard displacement and 10,000 tons full load,[3] the KDX-III Sejong the Great destroyers are by far the largest destroyers in the South Korean Navy, and indeed are larger than most destroyers in the navies of other countries.[4] and built slightly bulkier and heavier than
ROKS Seoae Ryu Seong-ryong was launched on 14 November 2008 by Hyundai Heavy Industries. She was commissioned into service on 31 August 2010.
ROKS Seoae Ryu Seong-ryong, ROKS Wang Geon and submarine ROKS Lee Sunsin participated in RIMPAC 2014.[6]
On 17 August 2020, ROKS Seoae Ryu Seong-ryong sailed to Hawaii with ROKS Chungmugong Yi Sun-sin to participate in the scaled down, at-sea-only 2020 RIMPAC exercises.[7]