Hantai District, Hanzhong City, Shaanxi Province

Hantai District of Hantai, a municipal government in Hanzhoung, is located in the Hanzhoung basin center of Southwest Shaanxi. It is the seat of Hanzhoung city government, the largest commodity distributing center in southern Shaanxi, with a total area of 556 square kilometers, with a registered residence population of 570 thousand and 900 people (2019), with 8 streets and 7 towns (2019).

Hantai District is adjacent to Hanjiang River in the South and Tiantai Mountain in the north. The terrain is high in the north and low in the south. The terrain is roughly divided into three zones: the south is the Hanjiang River alluvial plain, accounting for 38% of the land area; the middle is the gully and beam alternating hilly area, with an altitude of 541-700m, accounting for 28% of the land area; the north is the southern slope of the Qinling Mountains, a part of the East-West structural belt of the Qinling Mountains, which is the central geomorphic type. The terrain shape is controlled by the nature of rocks, and the geomorphic characteristics are high mountains, deep valleys, deep valleys Steep slope, altitude 700-2000 meters, accounting for 34% of the land area.

Hantai District is a national health city, a national garden city, a national historical and cultural city, a national ecological agriculture demonstration area, an excellent tourism city in China, and a national model city of double support.

Historical evolution

It is called Nanzheng in history.

Xia Dynasty belongs to Bao state.

In the 11th year of Duke Wu of Qin Dynasty (687 BC), Nanzheng County was established. For the past dynasties County, state, government, road, road, district governance and attached Guoshou county.

In 206, the second year of Taishi reign of Emperor Wu of Jin Dynasty, Liangzhou was set up, and Nanzheng was ruled by prefectures, counties and counties.

In 553, it was changed to Guangyi County, and its governing place remained unchanged.

In the early years of kaihuang (581), it was renamed Nanzheng County.

In the first year of Zhenguan reign of Emperor Taizong of Tang Dynasty (627), Shannandao was set up, which governed Liangzhou and governed Nanzheng. In February of the first year of emperor Dezong's Xingyuan reign (784), guonanzheng county was upgraded to "chixian county", which was the same as the capital Chang'an.

In Song Dynasty, Lizhou road was set up and Xingyuan government was administrated. Nanzheng was governed by road, government and county.

In the Yuan Dynasty, Xingyuan government was changed to Xingyuan Road, which governed Nanzheng.

In 1370, Xingyuan road was changed into Hanzhong mansion to govern Nanzheng.

By the end of the Qing Dynasty, the government and county remained unchanged.

In the second year of the Republic of China (1913), Hanzhong Prefecture was changed to Hanzhong Road, governing Nanzheng.

It was abolished in 1928.

In 1935, the sixth administrative supervision district of Shaanxi Province was established. The office of the Commissioner and the county government were stationed in Nanzheng.

On December 6, 1949, Nanzheng was liberated and Nanzheng city was set up in the county and its suburbs. On December 12, Nanzheng Municipal People's government was established. It has jurisdiction over the five towns of Chengguan in Nanzheng County, Shima and Hanshui in the suburbs. At the same time, Nanzheng County was set up, and its governing body was Shilipu (now known as the town), which governed the rural villages and towns of the former Nanzheng County.

On November 13, 1953, Nanzheng city was changed into Hanzhong City, and on January 1, 1954, it was open to the public.

In December 1958, Hanzhong City, Nanzheng, Baocheng, Liuba county and Liping central district were merged into Hanzhong City.

On September 11, 1961, Nanzheng and Liuba counties were restored. The eight communes in the south of Hanjiang River are under the jurisdiction of Nanzheng County (the county government is stationed in Zhoujiaping), and the two communes of Madao and Liuba belong to Liuba county. Urban area, Baohe, Puzhen, Wuxiang, Shima and Hanshui are under the jurisdiction of Hanzhong City. Hanzhong City has 4 districts (including urban area), 24 communes, 5 offices, 215 production teams, 46 neighborhood committees and 1491 production teams.

On June 5, 1964, Hanzhong City was changed into Hanzhong County, and on August 1 of the same year, Hanzhong City was opened to the public.

On August 17, 1980, the State Council decided to restore Hanzhong City.

On February 21, 1996, the State Council approved the abolition of Hanzhong City at the county level and the establishment of Hantai District.

administrative division

On August 17, 1980, it had jurisdiction over one town (Chengguan town) and four townships (dongdajie, Dongguan, Zhongshan street and Hanzhong Road); three districts (Baohe, Puzhen and Wuxiang) and 24 townships; and two townships (Shima and Hanshui). There are 58 residents' committees and 217 villagers' committees.

In July 1992, Xingyuan development zone was established (changed to Xinyuan Development Zone in August). In September, Chengguan town and Baohe, Puzhen and Wuxiang districts were abolished, and seven streets (dongdajie, Dongguan, Zhongshan street, Hanzhong Road, Beiguan, shujiaying and Xinyuan) were set up, five towns (Baohe, Puzhen, Wuxiang, Zongying and Longjiang) and four townships (Laojun, Hanwang, Qili and Wangjiang). There are 70 residents' committees and 216 villagers' committees.

In June 1996, three townships of Laojun, Hanwang and Qili were changed into towns and XUJIAPO township was restored. Hantai District has 7 streets (dongdajie, Dongguan, Hanzhong Road, Zhongshan street, Beiguan, shujiaying and Xinyuan), 8 towns (hedongdian, Puzhen, Wuxiang, Zongying, Longjiang, Laojun, Hanwang and Qili), and 2 townships (XUJIAPO and Wangjiang). Municipal and district authorities are located in the urban area of Hantai.

In March 2001, Hanzhong Economic Development Zone (North District) was designated on Xinyuan Development Zone and Xinyuan street. In December, Qili town was changed into Qili street. Hantai District has jurisdiction over 7 streets, 7 towns and 2 townships, with 55 residents' committees and 210 villagers' committees.

In July 2011, shujiaying sub district office and Longjiang Town merged into Longjiang sub district office, and XUJIAPO Township and Wangjiang Township merged into Xuwang town. Hantai District has jurisdiction over 7 towns and 7 streets, a total of 14 township level administrative districts.

In December 2017, Xinyuan sub district office was assigned to Hantai District. Hantai District has jurisdiction over 8 sub district offices, 7 towns, 75 residents' committees (communities) and 147 villagers' committees. The District People's government is located at 80 Zhongshan street.

In 2019, 8 streets and 9 towns will be under the jurisdiction of Hantai District.

geographical environment

Location context

Hantai area is located in the center of Hanzhong Basin in the southwest of Shaanxi Province, which is 106 ° 51 ′～ 107 ° 10 ′ E and 33 ° 02 ′～ 33 ° 22 ′ n. Chenggu County is bounded by Honggou River in the East. It is adjacent to Han River in the southeast, South and southwest. It faces Nanzheng County across the river, Mianxian County across Bao River in the West and northwest, and Liuba County in the north. It is about 37 kilometers long from north to South and 23 kilometers wide from east to west, with a total area of 556 square kilometers. It accounts for 0.021% of the total area of Shaanxi Province and 1.9% of the total area of Hanzhong City.

topographic features

Hantai District is adjacent to Hanjiang River in the South and Tiantai Mountain in the north. The terrain is high in the north and low in the south. The terrain is roughly divided into three zones: the south is the Hanjiang River alluvial plain, accounting for 38% of the land area; the middle is the gully and beam alternating hilly area, with an altitude of 541-700m, accounting for 28% of the land area; the north is the southern slope of the Qinling Mountains, a part of the East-West structural belt of the Qinling Mountains, which is the central geomorphic type. The terrain shape is controlled by the nature of rocks, and the geomorphic characteristics are high mountains, deep valleys, deep valleys Steep slope, altitude 700-2000 meters, accounting for 34% of the land area. The main mountains in the territory are Daguangshan, Dawuji, yuanbaoshi, haopingling, Daguangshan, yuhuangping and MAZONGSHAN. The lowest is Xiaozhai village, Pu town, with an altitude of 478 meters; the highest is liushibanliang village, Huaguo village, hedongdian Town, with an altitude of 2038 meters and a north-south elevation difference of 1551 meters.

climate

Hantai District is located in the Qinba climate zone at the junction of subtropical zone and south temperate zone, which belongs to the humid monsoon climate of north subtropical zone. It is characterized by no severe cold in winter, no intense heat in summer, warm and humid, rainy and hot in the same season, four distinct seasons. From 1951 to 2010, the annual average temperature was 14.5 ℃, the average temperature in January was 2.4 ℃, and the extreme minimum temperature was - 10.1 ℃ (January 14, 1957); the average temperature in July was 25.7 ℃, and the extreme maximum temperature was 38.0 ℃ (August 18, 1953). The lowest monthly average temperature was - 1.7 ℃ (January 1992), and the highest was 33.0 ℃ (August 1994, July 2002). The average annual temperature range is 23.8 ℃. The annual average frost free period is 234 days, the longest is 276 days, and the shortest is 201 days. The annual average sunshine hours are 1478.4 hours, and the annual total radiation is 105.1 kcal / cm2. The average annual precipitation is 855.3 mm and the average annual rainfall days is 123.3 days. The extreme annual maximum rainfall was 1462.8 mm (1983), and the extreme annual minimum rainfall was 530.3 mm (1995). The rainfall is concentrated from April to October, with the most in September.

hydrology

The rivers in Hantai District belong to the Hanjiang River Basin, and the water system is mainly composed of Hanjiang River and Baohe River, and 18 large gullies in the area. There are no large natural lakes in the territory, but there are many artificial reservoirs and ponds. Hanjiang River passes through Mianxian County, enters Gushan village, Hantai District, passes through Longjiang, Beiguan, Hanzhong Road, Dongguan, Qili street and Pu town, and enters Chenggu County from honggouhekou, Xiaozhai village, Pu town. The flow is 27.4 km, with an average annual runoff of 3.24 billion cubic meters. Baohe river is one of the larger tributaries of Hanjiang River. It enters qingqiaopu, Liuba County, and flows into Hanjiang River through hedongdian town and Longjiang street to Gushan village of Longjiang, with a flow length of 27 km. In 1969, Shimen Reservoir was built in baogukou, 17 kilometers away, with a design capacity of 110 million cubic meters. The annual average runoff of Baohe river is 1.05 billion cubic meters, which can provide at least 90 million cubic meters of surface water resources to the urban area every year. There are 18 large gullies in the shallow mountains and hills, with a total control area of 73.9 square kilometers and an average annual runoff of 30 million square meters. The groundwater type belongs to pore water. The regional groundwater flow direction is nnw-se, with a depth of more than 125 meters. The single layer thickness of clay and sub clay is less than 10 meters, which is roughly bounded by the aquifuge with a buried depth of about 70 meters. The groundwater above 70 meters belongs to phreatic water, and the groundwater below 70 meters belongs to confined water. The depth of groundwater is about 5m-10m in flood plain and first terrace with abundant water, and the thickness of aquifer is 10m-70m.

natural resources

mineral products

The proven mineral deposits in Hantai District are mainly manganese, phosphorus and quartzite

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