Zhangjiakou City is located in the northwest of Hebei Province, bordering Chengde City in the east, Beijing City in the southeast, Baoding City in Hebei Province in the south, Shanxi Province in the west and southwest, and Inner Mongolia Autonomous Region in the north and northwest. The city is 289.2 kilometers long from north to south and 2 16.2 kilometers wide from east to west, with a total area of 36,357 square kilometers.
1952165438+10, the organizational system of Chahar province was abolished, and after the merger of Chanan Special Zone and Chabei Special Zone, it was called Zhangjiakou Special Zone, which was transferred to Hebei Province, and Zhangjiakou City and Xuanhua City were transferred to Hebei Province. In June, 1983, 1 1, Zhangjiakou was changed to the municipality of Hebei Province. In July 1993, 1, the cities of Zhangjiakou merged, and it was called Zhangjiakou City, and the system of city governing county was implemented.
Geographical environment of Zhangjiakou city
Zhangjiakou city is high in the northwest and low in the southeast, and the yinshan mountains runs through the middle, which divides Zhangjiakou city into two parts: the upper dam and the lower dam. Bashang Plateau: including Taolizhuang in shangyi county, Langwogou in Zhangbei County, Guyuan, Kangbao, Shangyi and Zhangbei counties north of Dushikou Line in Chicheng County. Baisha low Zhongshan basin: the terrain is high in the northwest and low in the southeast, with undulating mountains and valleys.
Zhangjiakou has a temperate continental monsoon climate. Its climatic characteristics are: distinct seasons throughout the year, long cold winter; Spring is dry and windy; Summer is hot and short, and precipitation is concentrated; Autumn is sunny, the temperature is moderate, and it is warm and pleasant. Because of the high terrain on the dam, the warm and humid air is blocked by Jundushan and the dam head twice, and the water vapor source is not rich, and the precipitation is less, with an annual precipitation of 330 to 400 mm.
The above contents refer to Baidu Encyclopedia-Zhangjiakou City.