Acknowledgements of South Pars Gas Complex

Acknowledgements of Milad Tower

Acknowledgements of Milad Tower

Acknowledgements of Tehran Oil Refining Company

Acknowledgements of municipality of Qom

Maintanance of Karun 4 Dam

Evidence of good work of Shahid Tondgooyan Petrochemical

Shahid Tondgooyan Petrochemical consent

consent of Transporting limestone

Evidence of good work of Razi Petrochemical

Evidence of good work of Shahid Rajaee & Lavarak Power Plants

Danieli& C. Officine Meccaniche S.P.A

durr