Durali system design and automation (DSDA) has provided mechanical technology in different fields since 1998. In 2010 this holding started developing a branch in entertainment technology and R&D in stage machinery systems, due to the vigorous connection between DSDA and SUT(Sharif University of Tech) and cultural capacity in this field, the Irsa team was formed earlier than expected. We offer products and services in the field of technical equipment for concert halls and theaters. We provide technical and design support at every stage of investment implementation related to the construction or renovation of cultural facilities. Our engineering staff develops initial concepts and executive designs of stage technology in the following industries: stage mechanics and electroacoustics. Our production includes stage platforms, curtains, battens, lighting bridges, stage traps, stage mechanics control systems, and non-standard customized devices designed on special customer orders. If you need help and support, you can contact us wby the links below.