Why are there so many foreigners in Tianan, South Korea?

There are many reasons for foreigners in Tianan, South Korea. There are many cultural sites and leisure resorts in Tianan city. There are many explosive foods here, as well as the second largest New World Department Store in Korea. There are 34 institutions of higher learning (South Korea's Baishi University is located here) and more than 300 large enterprises/KLOC-0 (represented by Samsung and Hyundai). Cheonan City is located in the South Korean capital circle, only about 100 km away from Seoul, and there is a subway directly to Seoul. You can take the subway 1 line directly to Seoul. With convenient transportation, Tianan is a famous historical and cultural city in Korea. It is the representative of industrialized economic cities. It is an important transportation hub in Korea. It is also one of the top ten cities in Korea.