| Address | : | Mevlana Mah. Issikgol cad Gokdemir Plaza No.90 Kat: 5 Daire: 77 |
| Gebze – 41420 Kocaeli/TURKEY | ||
| Phone | : | 0262 721 34 12 |
| Fax | : | 0262 721 34 12 |
| : | gkcelik@gkcelik.com |
| Address | : | Mevlana Mah. Issikgol cad Gokdemir Plaza No.90 Kat: 5 Daire: 77 |
| Gebze – 41420 Kocaeli/TURKEY | ||
| Phone | : | 0262 721 34 12 |
| Fax | : | 0262 721 34 12 |
| : | gkcelik@gkcelik.com |