| Firm | duyar vana makna |
| Founding Date | 2002 |
| Network | Fair Organization & Event |
| Contact | ferhat koku |
| Contact us | |
| Mobile Number | +90 212 444 82 62 |
| Business Number | +90 0212 668 18 08 |
| Fax Number | +90 0212 5947342 |
| Website | www.duyarvalve.com |
| Address | Sk.No:7/Sultangazi/34265/İstanbul |