The most important necessity of holding a specialized exhibition: Since the production of steel structures in the country, considering Iran's position among the top 10 steel producing countries in the world, requires valuing and giving meaning to the concept of final product production as an indicator of superiority over the raw sales of steel sections, as well as the concept of modern industrial and urban development. Entering regional and global markets in order to develop a sales network and create added value, create jobs, develop technology and construction engineering, will fully guarantee the progress of steel structure manufacturers and economic growth.