: Tech groups like Hashmi Elecom or Softwarezone.ga often share .rar archives containing these specific eMMC files.
: A common source for the N.M338.801 USB Firmware and BIOS Bin files.
: Sometimes lists documentation or firmware links alongside their motherboard listings . Firmware Flashing Guide
Because these are generic Chinese-manufactured boards, official support sites do not host the files. You must use technician community forums or specialized repositories: