1- All civil works, housing, road making and bridge building, tunnels, mall building, establishment of fluid transfer lines in land and sea, performance of power transfer line projects, construction and installation of industrial plants, generating plant and refinery, and construction of quay, ports, aquatic structures and construction of dam.2- Participation in personal and juridical low tenders and auctions, and every related matter to subject of the company.3- Export and import of all permitted goods, establishment of branches, concession and receiving agencies inside and outside the country, and conclusion of contract with real and virtual persons.