Buying Guide
How to Spec Barcode Grade on Export Packaging Labels
Buyer guide to barcode grade specs on export packaging labels: symbology, quiet zone, contrast, substrate, print process, verification, and RFQ fields for China label suppliers.
Quick answer
Specify barcode grade by symbology, size, quiet zone, contrast, substrate/finish, and the verification standard you will use—not by pasting a barcode into artwork alone. Export labels fail when scanners reject codes that look fine on a screen proof.
Lock the code requirements
State GTIN/other data, symbology (for example EAN-13, Code 128, QR), X-dimension/size, and required ISO/ANSI grade if your retailers mandate one. Include human-readable text rules.
Match substrate and finish
Face stock, varnish, laminate, and soft-touch coatings change contrast and reflectance. Approve barcodes on the production label stock after finishing, not only on digital proofs.
Control placement
Define quiet zones, curve/edge keep-outs, and whether codes sit on bottles, cartons, or hang tags. Distortion on shrink or round containers needs a shrunk/applied sample.
Require verification evidence
Ask for graded reports from production lots and retain samples. A one-time lab printout is not enough for ongoing export SKUs.
RFQ
Symbology; size; quiet zone; target grade
Face stock/finish; applicator surface
Verification method; sample reports
Artwork revision; monthly volume; Incoterms
Related PackTrades Knowledge
What Is Barcode Quiet Zone on a Packaging Label?, Hang Tags and Barcode Labels Sourcing Guide, Custom Label Printing from China: Buyer Checklist, How to Align Label, Carton, and Insert Artwork Revisions Before PO.
Buyer Checklist
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