Sandong is a Chinese restaurant on the second floor along the Saemunan-ro roadside in Sajik-dong, Jongno-gu, Seoul, near Saemunan Church. Its signature dishes are tangsuyuk and samseon jjamppong, and it also serves special menus that change by day. The cooking uses less oil and does not rely on heavy seasoning, and the samseon jjamppong has chewy noodles with a spicy, refreshing broth. Orders are placed through a coated menu board, and there is a separate room.