Currently, the container capacity of 5 of the world’s major players in container transport is estimated at 16.4 million TEUs (Twenty Equivalent Units). More than 90% of global cargo is transported by multimodal containers.
Considering the number of containers that are in circulation around the world, to transport about 2 billion tons of cargo annually, how does one keep track of their whereabouts? How are containers identified, tracked, and accounted for?
Unique identifiers known as container...
https://www.marineinsight.com/maritime-law/shipping-container-numbers/