Shiyan City is located in the northwest of Hubei Province, in the hinterland of Qinba Mountain area, in the middle and upper reaches of the Han River, spanning from10929 ′ to1116 ′ and 3130 ′ north latitude. It is connected to Xiangfan in Hubei in the east, Ankang in Shaanxi in the west, Shennongjia in Hubei and Wanzhou in Chongqing in the south, Shangluo in Shaanxi and Nanyang in Henan in the north. It is a political, economic, military and cultural center in the adjacent areas of Hubei, Henan, Shaanxi and Chongqing, and it is the junction of the three economic plates of Central China, Southwest China and Northwest China.
The city has jurisdiction over five counties, one city, two districts and one economic and technological development zone in Yunxian, Yunxi, Zhushan, Zhuxi, Fangxian, danjiangkou city, zhangwan district, Maojian and Bailang. The total land area is 23,600 square kilometers and the total population is 3.46 million.
administrative division
As of June 65438+February 3, 2005 1, Shiyan administered 2 municipal districts and 5 counties, and managed1county-level cities. That is, it governs Maojian, zhang wan District II, Yunxian, Zhushan, Yunxi, Fangxian and Zhuxi counties, and danjiangkou city. There are 1 17 township units in the city (13 streets, 6 1 town, 43 townships).
Shiyan covers an area of 23,698 square kilometers and has a population of 3.42 million (2004).
Zhangwan district covers an area of 652 square kilometers and has a population of 260,000. Postal code 44200 1.
Maojian District covers an area of 578 square kilometers and has a population of 240,000. Postal code 4420 12. Gujiagang District People's Government.
Yunxian county covers an area of 3,863 square kilometers and has a population of 620,000. The postal code is 442500. County People's Government in Chengguan Town.
Zhushan County covers an area of 3,586 square kilometers and has a population of 450,000. The postal code is 442200. County People's Government in Chengguan Town.
Fangxian county covers an area of 5 1 10 square kilometers and has a population of 490,000. The postal code is 442 100. County People's Government in Chengguan Town.
Yunxi County covers an area of 3,509 square kilometers with a population of 5 1 10,000. The postal code is 442600. County People's Government in Chengguan Town.
Zhuxi County covers an area of 3,279 square kilometers and has a population of 360,000. The postal code is 442300. County People's Government in Chengguan Town.
Danjiangkou city has an area of 3 1, 2 1 km2 and a population of 490,000. The postal code is 442700. Municipal People's Government in Zhou Jun Road Street.
Shiyan climate
It belongs to subtropical monsoon climate, with annual average precipitation of 834㎜, average temperature of 15.2℃, total sunshine hours of 1655 to 1958 hours, and frost-free period of 244-255 days. The air quality and water quality have reached the national secondary standard.
Shiyan city is slightly warmer in winter and hotter in summer than other areas at the same latitude. Shiyan city belongs to the northern subtropical continental monsoon climate. Rich in light and heat resources. Annual average sunshine hours 1655- 1958 hours, frost-free period 224-255 days. The average annual precipitation is more than 800 mm, and June-August is the season with the richest rain and heat energy in this city. The average temperature in summer is mostly higher than 25℃, and the average temperature in July is around 27℃, with more accumulated temperatures. The precipitation in July and August is generally above 100 mm, and the climate in this city is complex and diverse due to the influence of topographic factors such as altitude and slope direction. Known as "a foot high, a thousand miles away" and "a slope of yin and yang, a thousand miles away." The diversity of mountain microclimate in this city provides good conditions for the development of diversified economy. Another manifestation of the complex climate is that there are more disastrous weather. Drought is the first of all kinds of disasters, and the occurrence probability is generally above 80%, mostly in July-August.
The development of history
The archaeological discovery of Qinglong Spring in Yunxian County shows that the Neolithic culture in Shiyan includes Yangshao culture, Longshan culture and Qujialing culture. Shiyan is the intersection of three ancient cultures in China. China's administrative divisions first appeared in Shangshu Gong Yu, and there is a saying of Kyushu. Shiyan is the meeting place of Liang, Yu and Jing in summer. Shangshu Gong Yu said "Huayang Blackwater is only Liangzhou", and Huashan South includes the whole Qinling Mountains, Sichuan, Yunnan and Shaanxi Hanzhong. Shiyan merchants are a place of mediocrity, and the Western Zhou Dynasty is a place of mediocrity. 1 1 century BC, Zhou Wuwang attacked the Zhou Dynasty, and Sima Qian wrote in the historical records the words "Eight countries in the western regions helped Zhou Shangke". According to textual research, among the eight countries in the western regions, Shiyan belongs to Yong, Bi and other countries and belongs to Chu. In 280 BC, Chu cut the northern part of Han Dynasty, Shang Dynasty returned to Qin Dynasty, and Shiyan was ruled by. China was unified by the Qin Dynasty, and counties were established by abolishing the enfeoffment system. A small part of Shiyan in the east belongs to Nanyang County, and most of Shiyan in the west belongs to Hanzhong County, controlled by the Qin Dynasty. Yunyang House was founded in A.D. 1476, and Shiyan belongs to Hubei Province. After the liberation of Shiyan, 1948 belonged to the administrative office of southern Shaanxi, and in March, 1950 belonged to Hubei. 1967, the state set up Shiyan office in Yunxian county for the construction of the Second Automobile Factory (now Dongfeng Motor Company); 1969, the State Council approved the establishment of Shiyan city (county-level city); 1973 upgraded to a provincial city. 1994 10, the original Shiyan City and Yunyang District merged to form a new Shiyan City. Realize the management system with the city as the county.