sentences:  Refitted at Namp'o, the outdated anti-ship missiles, aft 57mm dual cannon, Drum Tilt fire-control radar and surface search radar were removed, and several new systems were installed.Most clearly identifiable are two 30mm automated turrets at the aft, likely based on the Soviet AK-630 CIWS, and two Kh-35 missile racks with the capacity for about 8 missiles in place of the older Styx/HY-2 launchers.The modernization program appears to be continuing as of December 2014.