SIP CO started its activity in the base of Bitumen & Oxidized Bitumen products since 2004 till now . presently our company with most experiences in the base of manufacturing and exporting the Bitumen & Oxidized Bitumen have a special place for export to whole of the world in Iran.we have ability to produce Bitumen & Oxidized Bitumen in all grades that is usefully for any industrial usages with very high purirtyOur purpose is to invest our marketing to entire of the world.