Jungchai is a Chinese restaurant in Seoul that serves chadol jjambbong, jjajangmyeon, and tangsuyuk. It sits near Seoul National University Hospital and Yeongang Hall in Jongno-gu. The chadol jjambbong, made with stir-fried chadol and onion, comes with noodles or rice and includes squid topping. The chadol jjambbong arrives about a minute after ordering, and the tangsuyuk keeps its fried texture even when served with sauce poured over it.