(12774) JNG, 24-11, Opo-ro 520beon-gil, Gwangju-si, Gyeonggi-do, Republic of Korea.
jng@jngss.co.kr
+82-31-767-8891
+82-31-767-8893
(12774) 24-11, Opo-ro 520beon-gil, Gwangju-si, Gyeonggi-do, Republic of Korea
TEL: +82-31-767-8891 ㅣ FAX: +82-31-767-8893
E-MAIL: jng@jngss.co.kr
