Petrapars Engineering Group Owes its Trust and Good Reputation to the Trust of its Employers and the Efforts of its Caring Personnel in the Field of Providing and Supplying High Quality Equipment. it is Trying to Play an Effective Role in the Direction of Expanding its Activities and Reducing Dependence and Saving Currency and Economy. a Review of the History of the Oil, Gas, Petrochemical, Steelmaking and Various Industrial Projects of this Company Proves this Claim.