Junghwa Gajung is a Chinese restaurant near Yongsan Station in Seoul that serves jjajangmyeon and tangsuyuk. The basic jjajangmyeon has good flavor, and the jjamppong set comes with mandu and yuringi. The jjamppong broth is rich and spicy, and gunmandu, kkanpunggi, and menbosha can also be ordered. The jjamppong is lightly seasoned and arrives cold.