Modern design hotel near coex convention centre and mall in gangnam district hotel the designers samseong is located in the gangnam commercial district of southern seoul to the south of the han river for other parts of the city youll be an 8 minute walk from both the seolleung and samseong metro stations and a 3 minute walk from the nearest bus stop 6 minutes to coex the hotel is a 6 minute walk from the coex convention centre and shopping mall one of the worlds largest shopping malls yo