Zhangjiakou covers an area of 36,829 square kilometers and has a population of 4.49 million. Qiaoxi district, where the Municipal People's Government is located, with postal code of 07506 1. Area code 03 13. In 2005, Zhangjiakou City governed four municipal districts and 13 counties. Qiaoxi district has an area of 1, 4 1 km2 and a population of 230,000. Postal code 07506 1. Qiaodong District covers an area of 1 13 square kilometers with a population of 260,000. Postal code 075000. Xuanhua District covers an area of 276 square kilometers and has a population of 290,000. Postal code 075 100. Xiahuayuan District covers an area of 3 15 square kilometers and has a population of 70,000. Postal code 075300. Xuanhua county covers an area of 2,095 square kilometers and has a population of 300,000. Postal code 075 100. Xuanhua District and County People's Government of Zhangjiakou City. Zhangbei County covers an area of 4,232 square kilometers and has a population of 370,000. Postal code 076450. County People's Government in Zhangbei Town. Kangbao county covers an area of 3,365 square kilometers and has a population of 280,000. Postal code 076650. County People's Government in Kangbao Town. Guyuan county covers an area of 360 1 km2 and has a population of 230,000. Postal code 076550. County People's Government is stationed in Pingdingbao Town. Shangyi county has an area of 262 1 km2 and a population of 1.9 million. Postal code 076750. The county people's government is located in Nanhaoqian Town. Yuxian county covers an area of 32 16 square kilometers and has a population of 460,000. Postal code 075700. County People's Government in Yuzhou Town. Yangyuan county covers an area of 1834 square kilometers with a population of 280,000. Postal code 075800. County People's Government in Xicheng Town. Huai 'an County covers an area of 1706 square kilometers with a population of 250,000. Postal code 076 150. County People's Government in Chaigoubao Town. Wanquan county covers an area of 1 158 square kilometers with a population of 220,000. Postal code 076250. County People's Government in Kongjiazhuang Town. Huailai County covers an area of 1793 square kilometers with a population of 340,000. Postal code 075400. County People's Government in Shacheng Town. Zhuolu County covers an area of 2,799 square kilometers and has a population of 330,000. Postal code 075600. Zhuolu town and county people's government. Chicheng county covers an area of 5,238 square kilometers and has a population of 280,000. Postal code 075500. County People's Government in Chicheng Town. Chongli covers an area of 2326 square kilometers and has a population of 654.38+200,000. Postal code 076350. County People's Government in Xiwanzi Town. Others: Zhangjiakou City is located in the northwest of Hebei Province, spanning east longitude 1 13 degrees 50 minutes to north latitude 16 degrees 30 minutes to 42 degrees 10 minutes, with a maximum distance of nearly 300 kilometers from north to south and 228 kilometers from east to west, with a total area of 36,873 square kilometers. Zhangjiakou is an ancient city beyond the Great Wall with a long history and has always been a place where all ethnic groups in the north live together. During the Spring and Autumn Period, the north was the residence of Xiongnu and East Lake, and the south belonged to Yan State and Dai State. During the Qin Dynasty, the south was changed to Dai Jun and Shanggu County. During the Han Dynasty, it belonged to Wuhuan, Xiongnu and Xianbei. In the Sui Dynasty, Zhuo Jun was in the east and Yanmen was in the west. In the Tang Dynasty, Hebei Road was mostly Guizhou and Xinzhou, while Hedong Road was less Yuzhou. In the Northern Song Dynasty, it was Wuzhou, Yuzhou, Osmanthus fragrans, Confucianism and Guangxi. Both of them belonged to Liao State in Southern Song Dynasty. Yuan belongs to Xuande House, Shangdu Road in Zhongshu Province, and Xinghe Road is located in the northwest (today's Zhangbei). Ming is the residence of Yanqing, Baoan, Yunzhou, Yuzhou and Wanquan Twelve Guards. In the Qing Dynasty, it belonged to the three halls in the north of Koubei (Duolun Nuoer Hall, Dushikou Hall and Zhangjiakou Hall) and Xuanhua House in the south (governing Xuanhua today). In the second year of the Republic of China (19 13), it belonged to Koubei Road, Chahar Special Zone, Zhili. In the 17th year of the Republic of China (1928), Chahar province was established, with Zhangjiakou as its capital. In the 28th year of the Republic of China (19 39), Zhangjiakou Special City was established. 1952 12 In February, the organizational system of Chahar Province was abolished, and after the merger of Chanan and Chabei, it was called Zhangjiakou Zone, which was under the jurisdiction of Hebei Province, and Zhangjiakou City was under the jurisdiction of the Zone. 1958 In May, Zhangjiakou City was changed to Zhangjiakou Special Zone. 1959 In May, the Zhangjiakou area was abolished, and the counties under its jurisdiction were transferred to Zhangjiakou City. 196 1 May, the Zhangjiakou area, Zhangjiakou city and its subordinate counties were restored. 1967 65438+February, Zhangjiakou area was renamed Zhangjiakou area, which governs Zhangjiakou city, and the county remains unchanged. In June, 1983, 1 1, Zhangjiakou was changed to a municipality directly under the Central Government of Hebei Province. In July 1993, 1, Zhangjiakou city merged and became Zhangjiakou city. Zhangjiakou is a famous northern city with a long history and glorious tradition. Since ancient times, it has been a military defense center and a land commercial port that entered the markets of Mongolia, Russia and Eastern Europe. With the development of the Republic towards civilization, prosperity and prosperity, great historical changes have taken place in this ancient land of Bird. The industrious people of Zhangjiakou, under the leadership of China, worked hard to build a beautiful home and overcame all difficulties and obstacles on the road ahead. After hard work, Zhangjiakou, which was weak in economic foundation, low in industrial and agricultural production level and poor and backward in the past, was finally built into a new Zhangjiakou with a certain scale of national economy, political stability and social progress. Especially after the Third Plenary Session of the Eleventh Central Committee of the Communist Party of China, the people of the whole city conscientiously implemented the reform and opening-up policy of the CPC Central Committee and unswervingly shifted their focus to the track centered on economic construction, which made the national economy and social undertakings glow with vitality, developed at an unprecedented speed and made remarkable achievements. Zhangjiakou has a superior geographical position and location advantages. Zhangjiakou is located at the junction of Beijing, Shanxi and Mongolia, bordering Beijing in the east, Datong in the west, Inner Mongolia grassland in the north, the hinterland of North China in the south, facing the coast and backing inland. It is an important link connecting the central plains and northern Xinjiang, connecting the central and western resource-producing areas and the eastern economic belt. -It has a strong and solid industrial foundation. Zhangjiakou is an early industrial city in northern China, with a good industrial base and technological advantages. There are nearly 10,000 industrial enterprises in the city, including 89 large and medium-sized enterprises, forming a complete industrial system and being an important industrial city in Hebei Province. -Rich in resources and great potential. At present, more than 200 mineral deposits and mineralization points 1200 have been discovered in the city, and there are nearly 60 kinds of minerals, among which 10 ranks first in the province. Zhangjiakou is also the four bases of grain, vegetable, fruit and animal husbandry that are developing in the north, and is listed as the production base of foreign trade commodities. -There are very convenient transportation and communication facilities. Beijing-baotou railway runs from the south of the city through the urban area and the Daqin Railway. Roads extend in all directions. Badaling Expressway, Xuanda Expressway, Danla Expressway Branch Line, 1 10,12, and 207 national highway pass through the urban area. The program-controlled telephones in urban and county towns have been connected with the whole country, and can directly dial 232 countries and regions and all connected cities in China. -There are unique historical sites and tourist attractions. The Yellow Emperor's battle against Chiyou, the Paleolithic site in Xiwan, the Great Wall Gate of Dajingmen and the Qingyuan Pavilion in Ming Dynasty are famous at home and abroad. Guanting lake, Pearl of the Great Wall, Bashang Grassland Resort and Cuiyun Mountain Ski Resort are all beautiful scenery in the north. -Zhangjiakou has four distinct seasons and a pleasant climate. Moderate dry and wet in midsummer, cool breeze to send cool; In the severe winter, the snow is frozen and floating, and the powder is finely carved. 1On May 9, 1995, with the approval of the State Council, Zhangjiakou officially opened to the outside world, and the city's economic construction and reform and opening up entered a new stage. At present, the people of the whole city are working hard to build an open, prosperous and civilized new century in accordance with the guiding ideology of "relying on Beijing and Tianjin, going out, introducing foreign materials from inside, connecting advantages, starting from a high starting point and developing by leaps and bounds" put forward by the municipal party Committee and the municipal government. Zhangjiakou city is located at east longitude 1 13 degrees 50 minutes to north latitude 1 16 degrees 30 minutes to 42 degrees 10 minutes. The total area of the city is 3686 155 hectares, the existing cultivated land area is 89875 1 hectare, the grassland area is 475873 hectares, the woodland area is 679060 hectares and the water area is 78955 hectares. The topography of the city is high in the northwest and low in the southeast, and the yinshan mountains runs through the middle, which divides the city into two natural geographical areas: Bashang and Basha. Bashang Plateau, from Taolizhuang in shangyi county and Langwogou in Zhangbei County to Guyuan, Kangbao, Zhangbei and Shangyi counties north of Dushikou Line in Chicheng County, is Bashang Zhangbei Plateau, which belongs to the southern edge of Inner Mongolia Plateau. The area is 12480 square kilometers, and the altitude is 1300- 1600 meters. High in the south and low in the north, the terrain is relatively flat, the grassland is vast, there are many inland lakes (lakes), and hills, lakes, beaches, grass slopes and grass beaches are alternately distributed, which is a typical undulating plateau landform. Located in the transition zone between North China Plain and Inner Mongolia Plateau, Nanba has 4 districts and 9 counties with an altitude of 500 ~ 1200m. The terrain in this area is complex, with hills and valley basins alternately distributed, covering an area of 24,467 square kilometers, with rivers accounting for 24.5%, hills accounting for 18.7% and mountains accounting for 56.8%. Most of the rivers on Bashang are inland seasonal rivers with short flow, wide riverbed and shallow channel, which flow into inland lakes from south to north. The larger inland rivers are Anguli River, Daqing River and Wutai River. The rivers under the dam belong to Yongding River system, mainly Yanghe River, Qingshui River and Sanggan River.