Kontak dan Alamat Lengkap : Gunawan Dianjaya Steel Tbk
| Gunawan Dianjaya Steel Tbk | ||
| Jl Margomulyo 29A Surabaya 60183 Jawa Timur | ||
| Kode | : | GDST |
| Telphone | : | (031) 7490598 |
| Fax | : | (031) 7490581, 7481939 |
| : | secretary@gunawansteel.com; gnwgroup@rad.net.id | |
| NPWP | : | NPWP : 01.481.535.1-092.000 |
| Website | : | www.gunawansteel.com |
| Broker | : | PT BSR Indonesia |
| Bidang 1 | : | Besi, Baja |
| Bidang 2 | : | Industri Besi dan Baja |
| Bidang 3 | : | BASIC INDUSTRY AND CHEMICALS |
| Sub Bidang | : | Sub METAL AND ALLIED PRODUCTS |