The main content of this article is about the importance of importance of a tag to increase anti-counterfeiting and how to add anti-counterfeiting functions to tags.

The main content of this article is about the meaning, role and design of the tag.

The main content of this article is about taking the art literacy card as an example to explain why the text and patterns on the card should bring the audience into the atmosphere and how to bring the audience into the atmosphere.

This is a passage mainly introduce the application of four kinds of paper in printing.