Articles ROK Navy’s Seventh Class 214 Submarine Launched By ANI - April 9, 2016 0 878 Hyundai Heavy Industries (HHI), the world’s biggest shipbuilder, announced it launched South Korea’s seventh KSS-II 1,800-ton submarine, HONG BEOM-DO, (pictured) at its Special & Naval Shipbuilding Division in Ulsan, South Korea.Please Login to view this content. (Not a member? Join Today!)