Elham Saz Co established in 1989 is a private company in Tehran offering customers consultancy on high tech. testing instruments as well as reliable after sales service. The directors of the company are university professors and are familiar with the requirements of research institutes, universities and industry. The products offered are from well-known brands of well established manufacturers from Japan and Europe. The testing instruments include strain-stress measurement, servo-hydraulic material universal testing machines, resonant fatigue testing machines, various nondestructive testing of concrete and electrochemistry products.