The development gap measured by per capita income implies a difference in the structure of resource endowment, that is, developed regions have relatively rich capital factors
they have a comparative advantage in capital-intensive industries. The relatively undeveloped regions have the comparative advantages of abundant labor and low production cost. The difference of resource endowment structure between the eastern and western regions can undoubtedly become the opportunity for the economic development of the central and western regions to catch up.
Capital intensive industries are concentrated in the east