This article analyzes the industrial policy implemented in Mexico as a result of the trade liberalization, highlighting its role in the configuration of an industrial specialization pattern that revolved around inbond assembly activities and whose main feature was manufactured goods with low value added and little local technological knowledge. By contrast, a synthesis of public measures whit broughr about the upgrading of manufacturing activities in Taiwan gives rise to a debate about the relevance of the State as a promoter of productive development adn questions the possibilities of developing countries to move up within international manufacturing linkages