The contract for the supply of 100 turbochargers for the national gas transmission lines includes all stages of design, supply, construction, delivery and supervision of installation and commissioning, which is done in three main phases with the process of increasing the percentage of domestic construction. The location of turbochargers is based on the geographical location of the main gas transmission line stations (IGAT 8 & 4) and will be the responsibility of the employer. The employer of this project is Iran Gas Engineering and Development Company and the consultant of this project is Energy Design and Engineering Company. The management of this project has been assigned to Nirpars Company since December 2009, one of the companies in the oil and gas sector of Mapna Group.