The latest news and top stories on Hanwha Ocean. A leading South Korean company in the maritime sector, Hanwha Ocean, headquartered in Geoje-si, specialises in shipbuilding, offshore plants, and naval vessels. They produce commercial ships like LNG carriers and container ships, offshore facilities including FPSOs, and specialty ships such as submarines and destroyers. Serving a global market, Hanwha Ocean is one of South Korea’s "Big Three" shipbuilders, noted for its advanced technology and market leadership in Very Large Crude Oil Carriers (VLCCs).