Ulsan is currently the home of the world's largest automobile assembly plant operated by Hyundai Motor; the world's largest shipyard, operated by Hyundai Heavy Industries; and the world's second largest oil refinery, owned by SK Energy.
Ulsan is currently the home of the world's largest automobile assembly plant operated by Hyundai Motor. Ulsan is currently the home of the world's largest shipyard. Ulsan is currently the home of the world's second largest oil refinery. The world's largest automobile assembly plant operated by Hyundai Motor; the world's largest shipyard; and the world's second largest oil refinery are owned by SK Energy. The world's largest shipyard is operated by Hyundai Heavy Industries.