Some images of a potential GPD prototype device have been leaked onto Baidu, showing something that is not entirely dissimilar to the Nintendo Switch. GPD has become renowned for its innovation in the gaming device field, and it could be possible that the Chinese company wants to take a bigger bite out of the hybrid console market.
https://www.notebookcheck.net/GPD-channels-Nintendo-for-unnamed-console-that-borrows-heavily-from-the-Switch.434491.0.html
Switch is too heavy and too wide, gets really uncomfortable to hold after a while. This will only work it is lighter and narrower (maybe bezel less display) than Switch.
It is actually from a GPD fan and it rather looks like an android device with bluetooth controllers.