Considering population mobility and general birth rate, the number of cities with a population of over 1 million have kept increasing. With rising population density in cities, population growth has exceeded the urban construction speed. Moreover, the proportion of urban population rose quickly to 57.4% in 2016 along with the acceleration of the process of urbanization. Chengdu gained the crown in the ranking of first-tier and second-tier cities that perform well. Its robust performance is largely attributed to its development and innovation of diverse and high value-added industries and encouragement and entrepreneurship. In addition, Chengdu has many universities and research institutions that can provide abundant talents to the local labor market. It is noteworthy that, Nantong has been ranked first in the list of third-tier cities with a robust performance for three consecutive years.