ABSTRACT
Beijing-Tianjin-Hebei region is the most developed economic zone and the largest industrial concentrated district in northern China. The region is also the material distribution hub of the northeast region and the hinterland of the Central Plains. In addition, it is the main access to the sea in Inner Mongolia, Shanxi, Shaanxi. The surrounding region makes full use of this favorable condition to vigorously promote and output its local products. On the other hand, it also introduces products needed by way of these hubs.
