WUS is a Sole Distributor for PTV Group of Germany, a world leader in transportation planning and traffic engineering software developer. There are more than 2,500 cities from 130 countries make smart decisions based on PTV software around the globe.  PTV offers PTV Software, ranging from the macroscopic transportation planning software Visum, to microscopic simulation software Vissim and Viswalk, to traffic engineering and signal optimisation software Vistro.