was established in 1995/1996,The factory has been able in a short time to be at the forefront of leading companies of Expanded polystyrene manufacturer, through successful development of management and customer services; as the factory with was prepared the latest equipment and hardware to cope with the requirements of valued customers In this era Riyadh factory for thermal insulation and packaging materials (STYROTECH ) strides in the development of production as the quantitative and qualitative production lines has been developed and updated and there is an electronic system to modify the density, and also provides flexibility in densities. As well as factory manager focused on developing products and research and experience to benefit from the advantages of polystyrene in different structural beneficial flexibility in construction and the reduction in the cost of housing