Based on the current scale and total population, the largest urban agglomeration in my country is the Yangtze River Delta urban agglomeration.
The Yangtze River Delta Urban Agglomeration (referred to as: Yangtze River Delta Urban Agglomeration) is located in the alluvial plain before the Yangtze River enters the sea. According to the "Yangtze River Delta Urban Agglomeration Development Plan" approved by the State Council, the Yangtze River Delta Urban Agglomeration includes: Shanghai, Nanjing, Wuxi, Changzhou, Suzhou, Nantong, Yancheng, Yangzhou, Zhenjiang and Taizhou in Jiangsu Province; Hangzhou, Ningbo, Jiaxing, Huzhou, Shaoxing, Jinhua, Zhoushan and Taizhou in Zhejiang Province; Hefei, Wuhu, Ma'anshan and Tongling in Anhui Province , Anqing, Chuzhou, Chizhou, Xuancheng and other 26 cities. Public information shows that the Yangtze River Delta urban agglomeration has about a quarter of the country's "double first-class" universities, and its annual R&D expenditures and the number of valid invention patents both account for about one-third of the country.
The Yangtze River Delta urban agglomeration is an important intersection area between the "One Belt and One Road" and the Yangtze River Economic Belt. It plays a decisive strategic role in China's national modernization construction and opening up pattern. It is an important platform for China to participate in international competition. An important engine of economic and social development and the leader of the Yangtze River Economic Belt, it is one of the regions with the best urbanization foundation in China. The Yangtze River Delta urban agglomeration has a vast economic hinterland, a modern river-sea port cluster and an airport cluster, a relatively complete highway network, leading the country in the density of highway and rail transportation trunk lines, and a three-dimensional comprehensive transportation network has basically been formed.
The "Yangtze River Delta Urban Agglomeration Development Plan" states that the Yangtze River Delta urban agglomeration should build a world-class urban agglomeration that is oriented to the world, radiates to the Asia-Pacific, and leads the country. Build the most economically dynamic resource allocation center, a scientific and technological innovation highland with global influence, a globally important modern service industry and advanced manufacturing center, an important international gateway in the Asia-Pacific region, a vanguard for a new round of reform and opening up in the country, and a demonstration zone for the construction of Beautiful China. .