Nortonline is member of GS1 Association in Greece, an association authorized to manage the GS1 system and GS1 barcodes (prefixes 520 and 521).

GS1 standards are the most recognized standards worldwide, used by million companies in many industry sectors.

Nortonline and every Greek members of GS1 Association-Greece are represented as equal members in GS1 global user community and their barcode numbers are registered in the global GS1 registry.

Nortonline as a member of GS1 Association Greece has the right to assigned unique GS1 barcode numbers (520) for Nortonline products.