> So when you lift up the seat, there's a toilet bowl you can flush. Here, I'll show you how it works.
His fans call him China's useless Edison.>>
There's also this cutting edge back scratcher. Geng has more than three million followers online in China, and although he sometimes sells his creations, most of his income comes from Internet ads or donations from admirers who watch his live stream. Geng's viral videos include this one, introducing a solution for commuters sick of dirty public toilets.
Thanks to his online success, his income has tripled from the days he was fixing pipes. But like all Internet stars, the future is still a question mark.
In fact, some of his followers have warned that they'll ditch him if he ever creates anything that's actually useful. But not to worry, Geng isn't out of ideas just yet. Portable disco, anyone?