RHI AG is a globally active industry group based in Vienna, Austria, with over 7,700 employees operating more than 30 modern production sites and 50 sales and service offices located on four continents. RHI Refractories' world-renowned brands, top-quality products and innovative refractories systems are used in all industrial high-temperature production processes. RHI AG has just reached the fourth place in the ranking of "Best Employer 2007" in Austria.