Whether you call it a shipping container, conex box, sea-can, or anything else make sure you know how to lift it because containers are a very common load.
This post by Container Technics is one of the best resources out there for lifting these containers safely. The summarized main takeaways are below.
NOT PERMITTED: Lifting a container using a sling on each corner run directly up to the hook.

PERMITTED: Use an approved spreader bar when lifting loaded conex boxes.

WHAT QUESTIONS DO YOU HAVE?