Gyeonggyeong Sundaeguk Gwangjin-gu Office Branch is a Korean restaurant serving sundaeguk, located near the Gwangjin-gu Office in Seoul. The sundaeguk, its signature dish, is served with hot broth. At the self-service corner, diners take kimchi, onion, hot pepper, salt, and salted shrimp to adjust the seasoning themselves. A meal is built around kimchi and the hot broth.