   asan is a city in south chungcheong province, south korea. it borders the seoul metropolitan area to the north. asan has a population of approximately 250,000. asan is known for its hot springs and is a city of spas. asan has grown into the neighboring village, onyang-dong, which is also known for its hot springs. asan should not be confused with ansan, in gyeonggi province. ==transportation== the city of asan shares a station for the ktx high speed trains with the neighbouring city of cheonan called cheonan-asan station. it takes about 30&nbsp;minutes to travel from asan to seoul by the ktx train. it can be reached within 2 hours from incheon international airport by car. seoul metropolitan subway extended one of its lines to service asan on december 15, 2008. two major highways, the seoul-busan and west coast expressways, also pass through asan city. ==industry and commerce== companies like hyundai motor, samsung lcd, and samsung electronic have factories in asan. a total of 14 industrial complexes are currently occupied by autoparts, electronic parts and other factories. the port of pyeongtaek, closest to the east china coast among korean ports, is nearby. ==education== asan is the home of five universities. * [[asan informa
Asan Cities_in_South_Chungcheong_Province