Yungsun is a Chinese restaurant in the Sadang food alley that serves jjajangmyeon and tangsuyuk alongside jjambbong as its main dish. There are several kinds of jjambbong, and you can choose the level of spiciness. The chamssal tangsuyuk comes with a clear sauce and lemon juice. The samseon haemul jjambbong has plenty of seafood and moderately chewy noodles, while the chadol jjambbong has a clean, refreshing broth.