Metropolitan division of industry layout and rationalization—Take Beijing, Tianjin and Hebei metropolis circle for example

With the background of global economic integration, deepen of industrial cooperation, promoting the development of economy by cooperation within regions gradually has become the hot focus of research. Globally, Tokyo urban circle and New York city circle have became the most developed and the most active economic center in the world, with its connection and development have already arrived at the most advanced level. Its ability of impetus has also radiated beyond borders, promoted the progress and development of global economy. In China, Beijing-Tianjin-Hebei metropolis circle plays a crucial role for economic development, but judging from the current situation, the basic characteristics of the industrial development pattern can be summed up as the identical industrial structure, low-level repetitive construction and malignant competition, which are the constraints for growth of metropolis circle. The key to solve the problem is the industrial layout and the rationalization division.