Donyaye Ring
| Business category 1 | Auto Engine |
| City ( of main office ) | Tehrān, IR, Iran |
| Address | Tehrantehranno. 8-Amirkabir Passage-Amirkabir Street-Imam Khomeyni Sq. |
| Phones | 98-21-33903245 |
| Fax | 98-21-33909864 |
| Date | 2011 Oct 29, 10:10 |
| Business category 1 | Auto Engine |
| City ( of main office ) | Tehrān, IR, Iran |
| Address | Tehrantehranno. 8-Amirkabir Passage-Amirkabir Street-Imam Khomeyni Sq. |
| Phones | 98-21-33903245 |
| Fax | 98-21-33909864 |
| Date | 2011 Oct 29, 10:10 |