英语介绍张家口地理位置如下：
Zhangjiakou is a prefecture-level city in northwestern Hebei province in Northern China, bordering Beijing to the southeast, Inner Mongolia to the north and west, and Shanxi to the southwest.
Zhangjiakou is divided into 17 Counties and Districts with 36,861.56 square kilometres. The built-up (or metro) area made of Qiaoxi, Qiaodong Districts and Wanquan County largely being conurbated had 838,978 inhabitants in 2010 on 1412.7 km2. Due to its position on several important transport arteries, it is a critical transport node for travel between Hebei and Inner Mongolia and connecting northwest China, Mongolia, and Beijing.
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