2. Shanghai (Shanghai and Shenzhen for short) is the national central city of China, the core city of Shanghai, Hangzhou, Ningbo and Greater Bay Area, the international economic, financial, trade, shipping and scientific and technological innovation center, and the first batch of coastal open cities. Located at the mouth of the Yangtze River, Shanghai is the leading city in the Yangtze River Economic Belt, facing Kyushu Island across the sea, Hangzhou Bay in the south and Jiangsu and Zhejiang provinces in the northwest.
3. The cargo throughput and container throughput of Shanghai Port rank first in the world. It is an international river and sea port, and has established China (Shanghai) Pilot Free Trade Zone, which is the first free trade zone in Chinese mainland. Shanghai, Anhui, Jiangsu and Zhejiang are isomorphic to form the Yangtze River Delta urban agglomeration.