MPDS4: The Powerful MEDUSA4 PLANT DESIGN SYSTEM - Now with Factory Layout! Accelerating schedules... rising costs ... increasing competitive pressures. Today's plant designers face a growing number of challenges at a time when industrial engineering solutions are becoming more complex. Within such a rigorous environment, success demands that you seize every opportunity to improve the efficiency, productivity and cost control of the plant design process-without compromising quality. The MEDUSA4 PLANT DESIGN SYSTEM (MPDS4) addresses these challenges by combining the speed and precision of interactive 3D computer-aided design with the information management capabilities of relational database technology. MPDS4 is a suite of powerful, multi-user plant engineering applications. To find out more about each add-on design application, use the links in the left navigation bar. For an overview of the base product, click on the link below.