Michael Porter introduced the diamond model in his book "the competitive advantage nations", he make a research in ten leading trading nation. It also referred to the Theory of National Advantage. It's designed to help government to understand the competitive advantage. It suggests that the national home base of any organizations are playing a supportive role in shaping the size or scoop to which it is likely to achieve advantage on a global scale. This home base provides basic factors, which support
competitiveness under the economic globalization, its core is to train others don ' t have or they are capable of but what force is less than, is the enterprise' s core competitiveness. with the scope of current international competition of multinational corporations are around the core competitiveness.