Dear Sir/MadamHiOur company activities about Bitumen , Mazot and Base oil . we are one of exporters in Iran .If you need our products , you can send your LOI and we'll send you best offer asap.We're waiting for your eamil.Best regardsRahtaz co.commercial managerMohammad Talebi*****QQ: 1478586691Skype: pancoparsTel : 009821- 88944612-3Mobile : 0098912 2899030