According to the existing forms of labels, what kinds can they be divided into?

Physical labels are simple signs used to indicate the name, weight, volume, use and other information of articles, including traditional printed labels and modern bar code printed labels.

Scope of application: packaging, electrical appliances, management, production, chemicals, jewelry, clothing, tickets, etc.

2. Network label:

Internet tag is a way of organizing Internet content and a keyword with strong correlation. It helps people to describe and classify content conveniently, so as to facilitate retrieval and sharing. The "open classification" used by Baidu Encyclopedia is also a manifestation of labels.

3. Electronic label:

Electronic tags are also called radio frequency tags, transponders and data carriers. Electronic tag is a tool to improve the efficiency and accuracy of identification, and this technology will completely replace bar code.