The Custom QR Code Shop is open. And Ch'ing-Wa Sheng welcomes you.
If builders built buildings the way most people use QR codes today, the first woodpecker to come along would destroy civilization.
QR codes - It's not what you do, it's the way that you do it. That's what gets results.
Gallery of QR codes
QR4 is maintained by Jeroen Steeman - Geleenhof 42, 5655 AH Eindhoven - Tel: +31 (0)6 130 33 743