Samseongwon is an old Chinese restaurant on the basement first floor of the Jongno 5-ga underground shopping center, serving samseon jjamppong, jjajangmyeon, and shrimp dishes. The samseon jjamppong has plenty of seafood and vegetables with a spicy broth, and tray jjajang is also served as a meal. Tray jjajang can be ordered for one person, and a lunch course is available. At lunchtime, customers crowd in and a wait forms.