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 Consumer packaged goods (CPG) Apparel Fresh foods General merchandise Marketplaces Healthcare Transport & Logistics Technical Industries Foodservice Public sector Region Asia Pacific Latin America Country (-) Australia (-) Brazil China Colombia Germany Guatemala Hong Kong Italy Switzerland Turkey United Kingdom United States Benefits Consumer engagement (-) Data quality Operational efficiency Regulatory compliance Safety Traceability Standards GTIN (-) 1D barcodes 2D barcodes GS1 DataMatrix GS1 Digital Link RFID EDI Services Verified by GS1 GDSN Type of organisation Retailer Government Logistics provider (-) Data quality (-) Australia (-) Brazil (-) 1D barcodes Clear all filters Showing 3 results Public sector Brazil’s Tax Administration knows the importance of valid product identification Using Verified by GS1 to authenticate the GS1 GTINs used to identify products on e-invoices, SEFAZ h... Toll Group: GS1 standards deliver supply chain traceability and visibility for customers Electronic messaging increases efficiency