As early as 1700, Europe printed the first labels used for identification of medicines and cloth. So, the current label is used to mark your product goals and categories or content, like the keyword words you give your goals, tools that make it easy for you and others to find and target your goals. Most of the labels used in the printing industry are printed materials that are used to identify the relevant instructions for their products, and most of them are self-adhesive on the back. But there are also some that are printed without glue, and can also be called labels. Labels with glue are commonly known as "stickers". Label problem after instrument calibration, this is a nationally stipulated (or own provincial regulations) label, which can clearly specify the details of the instrument after calibration.