Hongkong Banjeom 0410 Sadang Station Branch is a Chinese restaurant in Namhyeon-dong, Gwanak-gu, Seoul, in front of Exit 4 of Sadang Station. The jjamppong has a smoky wok flavor, and the jjamppong bap comes with a small amount of noodles. The dining area is on the basement level, where each table has a partition, and ordered food comes out quickly. In summer the air conditioning is weak, so the dining area can be humid.