Thanks to Amir Homayoun Sharifi's continuous efforts, Hamid Chaychi Moghadam's intelligence, and Hassan Khakbaz's perseverance.

TETA was established in 1990 mainly targeted at designing & manufacturing various types of monitoring screens and scoreboards. It was registered in 1992 in Tehran among several achievements . over past 16 years we can point out equipping more than 900 gymnasiums of the country with different display screens. Regarding the great need of commercial & publicizing centers in the cities for beautification,TETA achieved the technology of designing and manufacturing full color LED Mega TV screens along side European and American large companies in 2002.

Today, it took another step toward developing modern industrial products by equipping the main Sq. of Tehran with full color LED display screens. TETA has built a plant in 2600 sq.m large at its own premises, and 3000 sq.m built-up area in Baharestan industrial town near Tehran , with 85 skilled and elite personnel, which is considered as the first and biggest one in producing sport & public display screens in the country.

Successful exports to neighboring countries, wide range of sales and after sales services and technical support of the company's employees in Iran & abroad have attracted TETA's customers' satisfaction more and more and placed its name among lasting companies. Special considerations for customer relations, recruiting and training skilled manpower & respecting its employees are among the basic principals of TETA.