The purpose of this paper is to analyse the industrial structure and competitiveness of five large cities in Korea. say Pusan, Taegu, Inchon, Kwangju, and Taejon. These cities are performing more important roles in this borderless society. Industrial competitiveness may not fully represent the competitiveness of a city, rather is one of the major constituents of urban competitiveness. The selected indices representing industrial competitiveness of a city include regional industrial share, location quotient, growth potential. productivity. profitability. The analyses reveal that all the five large cities are required the tasks for industrial restructuring in facing with the rapid deindustrialization trend. Inchon shows relatively competitive position in a number of industries, while the others are revealed weak in most categories of industries.