Room 909-2, 9th floor, D-dong, Songdo BRC Smart Valley, 30,
Songdo Mirae-ro, Yeonsu-gu, Incheon Metropolitan-city 21990 Korea

E-mail : sgkang@sngtec.co.kr


TEL : +82-32-837-7335 | FAX : +82-32-837-7336