Picture this: you’re part of a large convoy driving through a remote area when you realize your newbie navigator thought you said west instead of east. Now you need to find a way to point all those vehicles in the opposite direction as quickly as possible. We’ve all been there, right?

Fortunately the Chinese military has a fascinating solution as demonstrated in this mesmerizing display. We’ve seriously been gawking over this clip all weekend. But I can’t help but notice that the flashers aren’t in sync. 0/10.

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