We’ve seen them traveling on trains and stacked high on ships, but where do shipping containers come from? How are they made? To answer that question, moving and storage company BigSteelBox filmed this HD promotional video, How to Make a Box, in their Shanghai, China container factory. How are shipping containers made? Lots and lots of welding.

Watch related videos: More welding, more steel, more factories, including United States Postal Service: Systems at Work, and more shipping containers, including researching the impact of sunken shipping containers.

via Doobybrain.

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