Tao Xiangli a young man from Beijing with an unusual hobby and a keen interest in nautical salvage. has built his own submarine!
Here’s more:
The Chinese man has built himself his very own sub all on his own, spending two years and 30,000 yuan ($4,385) on the project. It’s driven by electric motors and propellers, and even has some extra fixings, including a periscope and a depth control tank.