中文摘要：

信息化时代下物流网络效率的研究对物流行业的发展有着至关重要的作用.文章以邮政物流为研究对象,结合主成分分析法建立合理的评价指标体系,再利用数据包络分析法（DEA）对内蒙古地区的12个盟市的邮政物流网络利用进行效率评价,分析效率利用存在的问题并提出相关建议,以期为邮政物流的发展提供决策依据.

英文摘要：

The research of logistics network plays an important role in the development of the logistics industry in the information age. Based on the postal logistics as the research object, combined with principal component analysis method to establish a ratio- nal evaluation index system, using data envelopment analysis （DEA） to evaluate efficiency by using the postal logistics network of 12 cities of Inner Mongolia area, the efficiency of use are analyzed and put forward relevant suggestions, in order to provide de- cision basis for development for postal logistics.