Increment of medical electrical manufacturing industries has followed the wide attention on healthy issues .Most firms in Taiwan's medical electrical manufacturing industry are small and medium enterprises, with relatively limited resources that lead to poor performance on sales, strategy or process. Low profitability in this industry is also to owing lacking of a complete medical electrical manufacturing industry appraisal model. The aim of this study is to construct a set of core competition model, based upon the analytic network process (ANP), and provide practitioners with a complete measurement process.