"Parto Negar Shahab" company, benefiting from the valuable experiences and managerial and executive records of its founders, which includes prominent university professors and a set of university faculty members, with the aim of providing all services in the field of design, construction, repair, training, consulting and all technical services. It was established in 1379 in the field of measuring equipment and devices, inspection, safety, radiation monitoring and precision instruments, and providing specialized equipment related to the application and safety of radiation physics.