近几年，“我国大都市中的“超市”迅速崛起，各类连锁店更是层出不穷，由此，商业企业对计算机的应用与需求与日俱增。其中，居于需求首位的ECR（电子收款机）与POS系统在流通领域的推广与应用就显得更为引人注目，成为商界的热门话题。当今，企业家们看到现代化与电子化的这 In recent years, “supermarkets” in the metropolis of China have rapidly emerged, and various types of chain stores have emerged one after another. As a result, the use and demand of computers for commercial enterprises is increasing day by day. Among them, the ECR (Electronic Cash Register), which ranks first in demand, is The promotion and application of POS systems in circulation has become even more compelling and has become a hot topic in the business world. Today, entrepreneurs see modernization and electronicity.