What are Barcodes
All bar codes represent data in a machine readable form. The different widths of
bars and spaces in a bar code symbol represent different numbers and letters which
can be decoded or "scanned" by a bar code scanner. The scanned data is then sent
to a computer system where it is recorded and processed.
The numbers of bar code are the keys to access databases and to identify unambiguously
items handled, in all messages of a transaction. The numbers are represented in
bar codes to allow automatic data capture at each point where an item leaves or
enter premises. They are communicated from a supplier to a user once, before the
first transaction either by using standard messages or by consultation of electronic
Why use Barcodes
Barcode enable the rapid and un-ambiguous identification of products, assets, documents
and people. Using bar code can greatly reduce human errors in data entry and processing,
eliminate ambiguities caused by inconsistent approaches to product labeling and
mistakes in reading handwriting.
How do I apply for an International Barcode
GS1 China is in charge of organizing, coordinating and administrating article numbering
and Auto-ID work throughout China. When you need a barcode number in China, you
must contact GS1 China or its branches. We will provide you with a GS1 Company Prefix
and the specifications.