This part of GB/T 21001 specifies the terms and definitions of refrigerated display cabinets used for selling and displaying food. This section does not apply to refrigerated vending machines and refrigerated display cases intended for catering, not for retail use.
GB/T 21001.1-2015 Referenced Document
GB/T 21001.2-2015 Refrigerated display cabinets.Part 2:Classification,requirements and test conditions