Gholipour told Shana that overhauling of both onshore and offshore drilling rigs is on his Company's agenda.
He said overhauling of one offshore and five onshore drilling rigs is on agenda and since overhauling of the offshore rig is costly, tender will be held for the purpose to selected the foreign partner and financier of the project.
"Overhauling and maintenance of rigs is of high importance and related bodies can provide know-how and equipment for the purpose."