First place, Nanjing, sub-provincial, provincial capital, the ancient capital of the six dynasties, four cities in the urban built-up area is the largest, the national civilized city, four cities in the construction and visibility of the four cities in the first place, four cities in the four cities, the only city with a 4E airport, the only city with a subway, the tertiary industry is the most developed in the four cities, the country's four major science and education bases, the level of education and medical care is the most developed in four cities, and cultural and entertainment communication industry is also the best developed in four cities, the high-tech software industry is also the best developed in four cities. Education and medical level is the most developed among the four cities, and culture and entertainment communication industry is also the best developed among the four cities, high-tech software industry is also the best developed among the four cities, and most importantly, the political status and military status is also very high in terms of the whole country. Nanjing has also hosted the National Games as well as the upcoming Youth Olympic Games.
Second place, Suzhou, GDP production in the four cities is the highest, is also about to have a subway city, the secondary industry is extremely developed, a large number of foreign investment to attract Suzhou's economic model has gradually become a worthy of other prefecture-level cities to learn the model of the famous tourist city, the development of subordinate counties is also very excellent, really do the integration of the city and the countryside.
Third, Wuxi, the total GDP production is also very high, the economy is also very developed in the country, the same is the secondary industry developed, the gap between rural and urban is also very small, can be said to be with Suzhou is a twin city, but for Suzhou is slightly inferior.
Fourth, Changzhou, GDP and per capita GDP are the lowest of the four cities, but Changzhou's tourism industry is very developed, there are many theme parks, and the gap between urban and rural areas of Changzhou is also very small, but due to the place is too small the development of a lot of restrictions.