Our tools:

Tool Description
eRecovery Method Use eRecovery to install a firmware or unbrick your phone.
HiSuite Method This method is unsupported, but works without changing DNS. Also works with EMUI9 devices like Mate 20 Pro.
FHRebrandTool Change the region of most recent Huawei phones.
FHP20Tool/FHP20SingleToDual Change the region of a P20, P20 Pro, or Mate RS. Or convert single to dual sim. Bootloader unlock required.
Bootloader Unlock Codes Bootloader unlock codes can be ordered here.

Note: Bootloader unlock code required for rebranding.