Hi, here is an attempt of dump I made but I am not really confident it worked.
At a first glance, from an hex editor, I don’t see any meaningful information.
[code]
sudo grep ROM /proc/iomem
000f0000-000fffff : System ROM
sudo dd if=/dev/mem of=teclast.f6.plus.bios bs=64k skip=15 count=1
[/code]