According to public information, the Yangtze River Delta urban agglomeration only accounts for 2.3% of the country's total area, with a population of 225 million, contributing about 1/4 of the country's GDP. The national "double first-class" colleges and universities account for about 1/4, and the annual R&D expenditure and the number of effective invention patents account for about 1/3? .
The Yangtze River Delta urban agglomeration is an important intersection of the Belt and Road Initiative and the Yangtze River Economic Belt. It has an important strategic position in the overall situation of China's national modernization and opening up. It is an important platform for China to participate in international competition, an important engine for economic and social development, a leader of the Yangtze River Economic Belt and one of the regions with the best urbanization foundation in China.
The Yangtze River Delta urban agglomeration has a vast economic hinterland, modern jianghai ports and airports, a relatively complete expressway network, and the density of public and railway trunk lines leads the country, basically forming a three-dimensional comprehensive transportation network.
Characteristics of the Yangtze River Delta
The Yangtze River Delta has a long cultural history. Coupled with the developed water system and abundant land, it was superior to China's agriculture and handicraft industry, which initially formed a considerable urban agglomeration in the middle and late feudal society of China.
From the Ming Dynasty to the Qing Dynasty, nine commercial and handicraft cities and their trading centers appeared in the Yangtze River Delta. Yangzhou, Wuxi and Changzhou grain distribution centers, Huzhou printing and stationery production and trading center. Shanghai (the county established in Yuan Dynasty) has developed into an important commercial center of coastal north-south trade at this time.
Refer to the above content: Baidu Encyclopedia-Yangtze River Delta Urban Agglomeration