This ERP Computer-Aided-Design integration is basically useful for the Custom Manufactures as it reduces the time and the efforts being put under by the Engineered-To-Order production model. In the absence of CAD ERP, the transfer of the Bills of Materials may consume 20% of the overall engineering time. 1990, Rue Cyrille-Duquet, Parc industriel Jean-Talon (secteur Nord), Saint-Sauveur, Les Rivières, Québec (Agglomération), Capitale-Nationale, Québec, G1N 2E8, Canada