scratch the rest of this qr code, and check it on official site.
Glo use a QR code verification system called the GLOTRACK. Also users are able to scan the QR code located on the master and cig box, which will let you verify the authentication of your carts. You are able to scan the Master box once and the Cig box 10times, for each of the cartridge’s in the box.
Here is a tutorial from xDom420