据中国物品编码中心天津分中心介绍,在商品上印刷条码的目的在于通过扫描设备对商品条码扫描识读,使商品条码的代码被输入到收款机或计算机中。收款机(计算机)再通过商品代码,即可在预先建立的数据库中查询该产品的各类信息(价格、数量、生产厂家等),并进行自动售货,也可以计算销售数量,控制库存,实现商品销售全过程的自动化管理。 According to the introduction of the China Sub-center, Tianjin Branch, the purpose of printing bar codes on the products is to read the bar codes of the products through the scanning equipment so that codes of the commodity bar codes are input into the cash registers or computers. Cash register (computer) and then through the product code, you can query the pre-built database of various types of information (price, quantity, manufacturer, etc.), and vending, you can also calculate the number of sales, inventory control , To achieve the automation of the entire process of product sales management.