Ulsan

Ulsan (Korean: 울산; pronounced [uɭ.s͈an]), officially the Ulsan Metropolitan City, is South Korea's seventh-largest metropolitan city and the eighth-largest city overall, with a population of over 1.1 million inhabitants. It is located in the south-east of the country, neighboring Busan to the south and facing Gyeongju to the north. Ulsan is the industrial powerhouse of South Korea, forming the heart of the Ulsan Industrial District. It has the world's largest automobile assembly plant, operated by the Hyundai Motor Company; the world's largest shipyard, operated by Hyundai Heavy Industries; and the world's third-largest oil refinery, owned by SK Energy. In 2020, Ulsan had a GDP per capita of $65,352, the highest of any region in South Korea. Ulsan is the city that built the first automobile hydrogen charging station in the country in 2009. In addition, the first hydrogen ship charging station in the country was installed in Jangsaengpo Port in 2021. Currently, the Ulsan Green Hydrogen Town project, a hydrogen city that supplies hydrogen by connecting the city and a hydrogen power plant, is in progress. In December 2016, 10 Hyundai ix35 FCEVs, the first hydrogen fuel cell taxis in the country, entered test operation.