mariat of the castles of national economic established to deploy and support economic thought based on maximizing the interest of businessmen and investors in many industrial sectors and productivity, and provide engineering solutions and technological sectors promising in Saudi Arabia and the Gulf region, where its strong presence. mariat. national company offering all modern innovative techniques for the sons of the homeland, to achieve a difficult equation which lies in the quality of the product, competitive price, and then break into the export prospects for the various parts of the world.mariat. to have the certainty that the sons of Saudi Pflm and their minds and their innovations, and the strength of their resolve to have the ability to strong presence among the industrially advanced countries of the world and technology.