Dunsan just isn't a gu, but will be the central business district and where you will find nearly all of the stores and restaurants. The region is served by 3 stops on the subway: Town Hall, Government Sophisticated and Galma stops 111, 112, 113 respectively. This can be carried out https://erickurokh.isblog.net/the-smart-trick-of-here-that-no-one-is-discussing-45745707