Ranquaifeng Noodles in Seoul serves Hong Kong-style beef brisket noodle soup and fried dumplings. The beef brisket noodle soup and the beef knee bone noodle soup use the same broth and differ only in the toppings, and the set comes with dumplings. Noodles, rice, and broth can be refilled, and cilantro and tangpa can be replenished as well. The bibim beef noodles are on the spicy side.