The Republic of Korea Navy decommissioned an Ulsan-class frigate and two Pohang-class corvettes.
ROKS Chungnam, ROKS Yeosu and ROKS Jinhae decommissioned on Dec 27.
ROKS Chungnam frigate spent 31 years in ROK Navy service after commissioning in 1986 as the third ship in the Ulsan-class of frigates.
The corvettes were decommissioned after 31 and 27 years of service, respectively.
The decommissioned ships are to be used for training .