Ulsan, South Korea

Ulsan is a metropolitan city in the south-east of South Korea, facing the Sea of Japan (East Sea). It is located 70km north of Busan. Ulsan is the industrial powerhouse of South Korea, forming the heart of the Ulsan Industrial District, which is home to the world's largest automobile assembly plant operated by Hyundai Motor Company, the world's largest shipyard operated by Hyundai Heavy Industries and the world's second largest oil refinery owned by SK Energy. In 2007, Ulsan had a GDP per capita of $58,665, the highest by far in South Korea. It would have been the world's third wealthiest economy if ranked, being richer than Norway, Singapore, United States, Hong Kong and Switzerland. Ulsan is currently the home of Hyundai Heavy Industries, the world's largest shipyard; the world's largest automobile assembly plant, which produces 1.7 million cars annually, owned by Hyundai Motors;
and the world's second largest oil refinery, operated by SK Group.
The city transport department plans to build a light-rail line and the public transportation system is as good as any other major Korean city. The bus system shows a particular ETA at most bus stops. Ulsan Airport, constructed in 1970 and expanded in 1997, has more than 20 flights per day to and from Seoul's Gimpo International Airport and 4 flights per week to and from Jeju International