| 1 | Azerbaijan Chidand Materials Company | Mr. Hosseinzadeh | East Azerbaijan | 09148481700 | Sahand 1st Alley, Imam Hossein St., Arpa Darasi Industrial Area, Old Ahar Road, Tabriz, Iran |
| 2 | Kaveh Building Materials Cooperative | Mr. Qotbzadeh | Guilan | 013-34775045-6 | Kaveh Concrete Factory, Before reaching the Rud Pish intersection, Fouman Road, Rasht, Iran |
| 3 | Saina Mehr Engineering Company | Mr. Khosravi | Tehran-Mazandaran | 021-26453765 | Unit 1, First Floor, No. 30, Shahid Rafiei St., Shahid Dr. Bahonar St., Tajrish, Tehran Province, Iran |
