1. Requirements for DM two-dimensional code on material box
1) Material:
a) Surface: matte transparent PVC film (anti-specular reflection)
b) Intermediate layer: PVC
c) Back glue: 3M glue
2) Printing accuracy: ≥500 DPI (mandatory)
3) PCS1: ≥0.9
4) Thickness: 0.3mm (optional, but recommended not to exceed 0.5mm)
5) DM QR code pattern:

6) Decoded information:
a) Left: 2000000000, Data Matrix 12x12
b) In: 2000000010, Data Matrix 12x12
c) Right: 2000000020, Data Matrix 12x12
7) Size (Unit: mm) (used by A42)

8) Accuracy of installation position: ±1mm
2. Requirements for DM QR code on shelf
1) Material:
a) Surface: matte transparent PVC film (anti-specular reflection)
b) Intermediate layer: PVC
c) Back glue: 3M glue
2) Printing accuracy: ≥500 DPI (mandatory)
3) PCS1: ≥0.9
4) Thickness: 0.3mm (optional, but recommended not to exceed 0.5mm)
5) DM QR code pattern:

6) Decoded information:
a) Left: 1200000000, Data Matrix 12x12
b) In: 1200000010, Data Matrix 12x12
c) Right: 1200000020, Data Matrix 12x12
7) Smaller size (Unit: mm) (used by A42)

8) Accuracy of installation position: ±1mm