Case studies Welcome to the central library for all GS1 case studies. Use search or filters to discover case studies related to specific topics such as benefit, industry, service, standard or location. Search Country Argentina Australia Belgium Brazil China Colombia France Guatemala Hong Kong Hungary Ireland Japan Mexico Netherlands Peru Poland Portugal Slovakia Spain Switzerland United Kingdom United States Vietnam Standards GTIN 1D barcodes 2D barcodes Services Verified by GS1 GDSN Clear all filters Sorry, no results found for your search criteria.