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 Country Argentina Australia Canada Chile China Colombia Croatia Denmark Ethiopia Germany (-) Hong Kong India Korea Malaysia Mexico New Zealand Pakistan Panama Poland Saudi Arabia Spain Switzerland Thailand Turkey United Kingdom United States Zambia Benefits Data quality Operational efficiency Regulatory compliance (-) Traceability Standards GTIN 1D barcodes Services Verified by GS1 GDSN Type of organisation (-) Retailer Manufacturer Healthcare provider Solution provider Marketplace Logistics provider Small & Medium Enterprises (-) Traceability (-) Hong Kong (-) Retailer Clear all filters Showing 1 results Chow Tai Fook Jewellery Group: Keeping a Diamond Promise of Authenticity