Alborz Province
- Sale of traffic equipment to Hashtgerd Municipality of Karaj in 2017
- Implementation of cold drawing in Alborz province in 2015
- Installation of guardrail and railway information board for Golsar Municipality in 2015
Diba Omran Tahtar company aims to build and develop our beloved Iran by presenting new designs and with a new look at the process of detecting danger in urban and intercity communication axes, marking roads, lighting tunnels and roads, production and implementation of all traffic signs and construction Traffic control and road safety machines, which help to reduce injuries and damages and traffic, started their activity