是一種用來識別商品的一種標記，一般用來標記您的內容的分類和詳細屬性，條碼標簽，大部分用來標識自己產品的相關屬性說明，如產品的產地，產品的銷售地址等。并且基本上所有的條碼標簽在背面都有自帶膠的，但有些印刷時不帶膠的也可稱為標簽，例如:啤酒標簽，在印刷時大部分都不帶膠的。通常我們也把帶膠的標簽叫做：“不干膠標簽”。
A tag is a kind of used to identify the goods and are commonly used to mark the classification of your content and properties in detail, barcode labels, most used to identify their products related properties, such as the origin of a product, product sales address etc. And basically has shipped all the barcode label on the back of glue, but some printing without glue can also be called tag, such as: beer label, mostly without glue in printing. Usually we also call adhesive label: "sticker".

1、底紙:
普通底紙和格拉辛底紙,表面涂布有硅油層,對膠粘劑有阻隔作用；
2、面紙:
按材質分為銅版紙/PET/PVC等,面紙背部涂有膠粘劑