In this paper, the conflict between individual needs of market and the efficient mass production requirement of manufacture under the background of market globalization is discussed, a trend that the main production mode for domestic steel industry should be the “mass customization” is pointed out. Summarizing the practice of Baosteel Co .Ltd. on production mode since 1980s,the need and the favorable conditions of putting the new production mode into practice in Baosteel are illustrated and the problems to be settled are remarked.