Knorr Brake Company is the innovative leader in the manufacture and supply of braking systems, passenger doors and climate-control equipment for all types of Mass Transit customers such as: METRO, Light Rail Vehicles, High-Speed Trains, Commuter Rail and Monorail Vehicles for the North America market. To support this objective, data in several system modules, including capacity requirements plan, data integrity of work orders, work order maintenance, work center maintenance, dispatch control, lead times, lot sizes, etc., must be managed daily.