Ryu Changhui Guksu Gangdong Station Branch is a noodle shop near Gangdong Station serving janchi guksu, yeolmu guksu, and barley rice. The noodles go well with kimchi, and the interior is kept clean. At lunchtime customers crowd in and may wait a short while, and orders are placed at a ticket machine. The space inside is small, and water and side dishes are self-service.