Seoul is the capital of which country?
Seoul Capital Area Seoul Capital Area The Seoul Capital Area (SCA), Sudogwon (, ) or Gyeonggi region () is the metropolitan area of Seoul, Incheon, and Gyeonggi-do located in north-west South Korea. It has a population of 25 million (as of 2017) and is ranked as the fifth largest metropolitan area in the world. Its area is about . It forms the cultural, commercial, financial, industrial, and residential center of South Korea. The largest city is Seoul, with a population of approximately 10 million people, followed by Incheon, with 3 million inhabitants. The Capital Area occupies a plain in the Han River valley.
Seoul Capital Area Seoul Capital Area reached 25,620,000 people by 2015, bringing the chance of reaching a population of 26.31 Million in less than 5 years. In 2016, Seoul Capital Area's gross regional product was ₩810,287 billion(US$698.2 billion), generating 49.5% of the country's total gdp. It is the fourth largest urban economy in the world after Tokyo, New York City and Los Angeles, and the region hosts headquarters of 59 Forbes Global 2000 companies. As the economy of Seoul Capital Area transformed to knowledge economy from the manufacturing-based economy of the 20th century, there are a number of high-tech business parks in Seoul