Sazemane Sanaye Defa called SASAD is one of the largest and the most important Industrial organization of the I. R. Of Iran, which is capable in production and export of multi - purpose defense and civil products & services. Export of finished, semi-finished & ready made items, cost-effective products, manufacturing of complicated parts and components, technical engineering services, overhaul and maintenance, setting up assembly lines, technology transfer are considered as major technological capabilities of SASAD. Civil construction & industrial potentials of the SASAD are provided for fulfillment of large volume of earthworks, tunnels and large scale concrete, road, bridge & prefabricated construction, materials residential & industrial complex, steel structures, dam construction & water sewage networks. Other major products & services are such as chemical products & materials (industrial, medical & food grades), alloy steel, brass & copper materials, machinery & industrial parts, cutting tools, mines explosive materials, marine structure & floating vessels, vehicles, parts and accessories, civil construction and industrial projects & plans. The relative Industries of SASAD have been awarded the Certificate of quality management System ISO 9001,9002 the certificates of Germanische Lloyds for the Scope, design & production of various kinds of goods. Invention, innovation, utilizing research & development centers, modern C. N. C machinery, qualified engineers & skill-full employees LED SASAD to be at a good level in worldwide civil activities. Best quality products as per international standards, competitive advantage & low prices, on time delivery and after sales services are valuable elements for our success in world market and the promotion of export activities in the last few years is excellent.