Ten years later, the urbanization rate of the mainland will reach more than 60%. Third-and fourth-tier cities will become the center of regional development. Take Shaoyang as an example. Industrial layout. With the completion of industrial gradient transfer, manufacturing, bio-intelligence, building materials, deep processing of agricultural products and cultural tourism will be the main industries. The first-and second-tier cities are mainly finance, internet, cultural creation and headquarters economy. City size. The population is 1 million, and the urban area is 100 square kilometers. A medium-sized scale of about 10 kilometers in vertical and horizontal direction. It&;s not as large as 5 million to 10 million in first-and second-tier cities, but it&;s very comfortable. Urban facilities. Land restriction and demolition are less difficult than those in first-and second-tier cities. Today, with more and more attention paid to the connotative expansion of cities, the layout of culture, education, health, public and leisure squares and parks will be more reasonable than those in big cities, and all aspects of life will be more convenient than those in big cities. Urban employment. A large number of high-quality skilled talents and managers are needed, and the threshold is lower than that of big cities, and the life pressure is less than that of big cities.