At the mouth of the Yangtze sits the busiest container port on Earth. In 2024 it became the first port in history to move more than 50 million containers in a year — the single largest doorway between China's workshop and the world.
The Port of Shanghai has been the world's number-one container port for over a decade, and in 2024 it crossed a line no port had reached before: 51.5 million TEU, the first ever past fifty million, roughly 130,000 containers moved every single day. If the world's factory has a front door, this is it.
There was a catch in the geography: the Yangtze silts, and its estuary is too shallow for the largest ships. So China built a port on the open water instead. Yangshan deep-water port sits on islands some thirty kilometres offshore in Hangzhou Bay, reached by the 32.5-kilometre Donghai Bridge, and its Phase IV is one of the largest fully automated container terminals in the world — driverless cranes and vehicles working the quay around the clock. The older Waigaoqiao terminals handle the rest on the estuary.
Behind Shanghai lies the Yangtze River Delta, the richest manufacturing region on the planet, and almost everything it makes leaves through here: electronics, machinery, chemicals, apparel — and, increasingly, cars. Tesla's Shanghai gigafactory and China's own EV makers have turned the port into a leading vehicle-export gateway. The boxes go mostly east across the Pacific to the Americas, and south through the South China Sea toward Europe.
Because so much passes through it, Shanghai's container count is read as a gauge of world trade itself — and that makes it sensitive. Tariff deadlines and trade tension show up here first, as surges of front-loaded cargo and bursts of congestion. The busiest gate is also the most watched.