According to Navy Recognition, South Korea held a ceremony launching a new frigate ROKS Cheonan (FFG-826) named after a warship torpedoed by North Korea in 2010, the Navy and state arms procurement agency said, Cheonan, took place at the shipyard of Hyundai Heavy Industries Co. in Ulsan.

The Daegu-class frigate is a class of guided-missile frigates of the Republic of Korea Navy (ROKN). The Daegu-class is based on the preceding Incheon-class frigate and has otherwise been referred to as an Incheon-class batch II, or FFG-II.
Eight Daegu-class ships are planned, with the final goal of 20-22 frigates (of all types) in the ROKN. The Daegu-class frigates are to be built by Daewoo Shipbuilding & Marine Engineering (DSME) and Hyundai Heavy Industries.
The Daegu-class is the first Korean warship to be equipped with a combined diesel-electric or gas (CODLOG) propulsion system. The propulsion system of the ROKN ships has a gas turbine direct drive and four high-speed diesel generators driving two Leonardo DRS permanent magnet electric motors.
The Daegu-class frigate is armed with one 5-inch (127-mm)/L62 caliber Mk-45 Mod 4 naval gun, one 20-mm Phalanx CIWS (Close-In Weapon System), two triple torpedo tubes for K745 Blue Shark torpedo, eight SSM-700K Haeseong Anti-ship Missile and 16-cell K-VLS (Vertical Launching System) able to launch Haegung K-SAAM surface-to-air missile, Haeryong VL-Tactical anti-ship cruise Missiles and K-ASROC Red Shark anti-submarine missile.