GNG Story 626 Youngdong-daero, Gangnam-gu, Seoul Established in 2011, GNG hospital is one of the most well-known ent-specialized hospital located in Seoul, South Korea. The main specialties of GNG hospital include not only its trust worthy medical system acknowledged by Korean local patients, but also its experienced surgeons who have excellent understanding of function and aesthetics of nose and other facial features. GNG hospital is specialized in revision rhinoplasty, blepharoplasty, and facial bone contouring, and their elevated medical services comes along with international in-house interpreters such as English, Japanese and Chinese.