Is Shanghai a big first-tier city? Is Shanghai the only city that belongs to the free trade zone?

1. Shanghai is a megacity with excellent traffic conditions such as seaport, airport, railway, highway and inland river, and has a long history of finance, commerce, science and technology and manufacturing.

Shanghai is an immigrant city, and most people have gathered from all over the world for a hundred years.

3. Shanghai is also the only pilot city in the mainland to set up a free trade zone, and it must be a pilot. It will be gradually promoted in other cities in China in the future. Just like municipalities, development zones and so on.