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 Industry (-) Retail Fresh foods Marketplaces Healthcare Transport & Logistics Technical Industries Foodservice Public sector Region Latin America Country Argentina Australia Belgium (-) Brazil China France Germany Greece Hungary Ireland Japan Malaysia Mexico Norway Peru Portugal Slovakia Spain United Kingdom United States Vietnam Benefits Operational efficiency Traceability Standards GTIN SSCC 1D barcodes Services Verified by GS1 GDSN Type of organisation Retailer (-) Manufacturer Logistics provider Small & Medium Enterprises (-) Brazil (-) Retail (-) Manufacturer Clear all filters Showing 1 results Carrefour Brazil improves food quality through implementing traceability