UBook Pro 12.3 - USB 2.0 and keyboard do not work

I am search USB Driver or Chipset Driver
Or New BIOS for my CHUWI CWI535

(USB 2.0 and keyboard do not work)

Serial Number
GLK Ubook PQ256G19110715

Hello, there are tutorials and drivers in it, you download and try to install, thank you

Drivers didn’t help.
Please send new bios