Relevant materials for application: (1) Bar code application must have a relevant business license issued by the industrial and commercial administration department; (2) Bar code application must have its own registered trademark; (3) Bar code application The application must have a certain ability to pay and be able to pay the relevant membership fees; (4) All relevant enterprises that produce the following commodities must apply appropriately. For example: cigarettes, souvenirs, toothpaste, household paper, film, blank tapes, food, toys, cosmetics, watches, drinks, etc. In short, in principle, all retail goods with regulated packaging can be marked with barcodes.