Barcode labels indicate the identity of various foods, grouped by label shopping centre management, discover the food is out of date, food safety is essential, the overall information is completely transparent to allow consumers more confidence.
Supermarkets in the chilled Cabinet, already divided city square block beef hash. If found after consumers buy beef has problems, as long as the paste with the bar code label on the packaging, you can not only find what else the same problem of beef in the supermarket, but can be traced back to the beef from the ranch, who was raising and breeding process of vaccine should be injected, eaten his feed, which slaughtered in slaughterhouses, which separated meat processing factory, and so on.
Ever since mad cow disease. EU countries first introduced the concept of food traceability. In 2002, the EU regulations on livestock for food, feed, food manufacturing, and food and feed manufacturing-related articles in various stages of production, processing, circulation and other compulsory traceability system. The same year, the United States also issued a "public safety and bio-terrorism preparedness and response Act" and called for food production, processing, packaging, transportation, distribution, receipt, and other supply chain to establish record-keeping system. Japan since 2001 introduced a food traceability system, and introduce relevant laws and regulations, requires the establishment of Center for food production curriculum vitae for food traceability.2