This part of GB/T 21001 specifies the terms and definitions for refrigerated display cabinets used for the sale and display of food. This section does not apply to refrigerated vending machines and non-retail refrigerated display cabinets intended for catering.
ISO 23953-1:2005 Referenced Document
GB/T 21001.2-2007 Refrigerated display cabinets- Part 2: Classification, requirements and test conditions*, 2007-07-27 Update