GTC
| Business category 1 | Speaker |
| City ( of main office ) | Seoul, KR, South Korea |
| Address | 1005, # 440, Sunil Technopia, Sangdaewon-dong |
| Phones | 82-31-7773800 |
| Fax | 82-31-7773805 |
| Date | 2011 Oct 28, 23:10 |
| Business category 1 | Speaker |
| City ( of main office ) | Seoul, KR, South Korea |
| Address | 1005, # 440, Sunil Technopia, Sangdaewon-dong |
| Phones | 82-31-7773800 |
| Fax | 82-31-7773805 |
| Date | 2011 Oct 28, 23:10 |