Firstly the paper introduces technology characteristic of EAN-13 and the basic components of the bar code image identification system. Then some problems are analyzed in the print of paper ark bar code.

• 本文首先介绍了EAN-13条码的技术特点以及条码图像辨识系统的基本组成,分析了瓦楞纸箱条码在印刷中存在的问题。