Zhenkang County, Lincang City, Yunnan Province

Zhenkang county is subordinate to Lincang City. It is located in the southwest border of Yunnan Province, in the west of Lincang City, between the South and North waters of the lower reaches of Nanting River and Nujiang River. It is adjacent to Gengma County in the south, Yongde County in the East, Kokang County in Myanmar in the west, and Longling County in Baoshan area across the river in the north. The county covers an area of 2642 square kilometers. As of 2010, zhenkang county has three towns and four townships, and the county government is located in Nansan town. The total population was 182800 (2015). In 2015, the GDP was 3.5 billion yuan.

Zhenkang county has a subtropical monsoon climate in low latitude mountainous area, with an annual average temperature of 18.7 ℃ and rainfall of 1625.4mm. The scenic spots in the territory include "one cave across two countries" Nansan transnational karst cave, NANPENG River Nature Reserve, etc. Local snacks include pickled vegetables, bamboo banquet, rotten chicken rice, beef pie and so on.

In October 2017, it was named National Garden County by the Ministry of housing and urban rural development. On January 25, 2019, it was selected as the national "safe agricultural machinery" Demonstration County in 2018. On April 30, 2019, the people's Government of Yunnan Province decided to withdraw zhenkang county from the sequence of poverty-stricken counties.

Historical evolution

Before the middle of the first century, today's zhenkangjing was a dependency of the ancient Dai nation "mengdaguang" (Chinese translation of "ailaoguo").

In 69, mengdaguang (Ailao state) was attached to the Han Dynasty, where Yongchang County was set up. Today, zhenkang belongs to Buwei County, Yongchang County.

In 225, the Shu Han Dynasty established Yongxiang County in the southeast of Buwei County, Yongchang County, and Yongshou County in the southwest.

In 271, the four counties of Jianning, Yunnan, Xinggu and Yongchang were merged into ningzhou in the Western Jin Dynasty; in 299, the Dai people in zhibuwei County of Yongchang County fought against the Jin Dynasty, and the general of Yongchang County moved southward to Yongshou County; today, the territory of zhenkang still belongs to Yongshou County of Yongchang County.

In 420, the Eastern Jin Dynasty perished, and then the Song Dynasty (Southern Dynasty), Qi Dynasty (Southern Dynasty), Liang Dynasty (Southern Dynasty) and other mainland dynasties gradually withdrew from the Yunnan Plateau; after Chen Dynasty (Southern Dynasty) replaced Liang Dynasty (Southern Dynasty), the mainland Dynasty completely abandoned the Yunnan Plateau; now zhenkangjing has become an autonomous territory of the Dai nationality.

In 738, the Dai people of mengshe (Weishan basin) came to the Erhai Basin and established the regime of mengshelong (Nanzhao state in Chinese translation); in 762, mengshelong (Nanzhao state) established Yongchang Jiedu (Baoshan Basin) in mengzhang (Baoshan Basin) to govern the area to the west of Lancang River in imitation of the system of Tang Dynasty; now zhenkang belongs to Yongchang Jiedu tuonancheng.

In 937, Duan Siping, the former "mengshelong" (Nanzhao state) Tonghai Jiedu envoy, entered the Erhai Basin to establish Dali state, and Yongchang Jiedu was set up in "mengzhang" along the old system of "mengshelong"; in 1096, Dali state abolished Jiedu, Dudu and other military areas, and set up eight prefectures, four prefectures and four towns; today's town belongs to Yongchang Jiedu first, and then Yongchang Fu.

In 1261, the great Mongolia called on all kinds of local people to set up the Department of appeasement, such as Jinchi, to the west of Lancang River; today zhenkang belongs to the Department of appeasement, such as Jinchi.

In 1271, the pacification Department of Jinchi and other places set up east pacification envoys (zhenkang road pacification envoys) and West pacification envoys (Jianning road pacification envoys). Today, zhenkang belongs to East pacification envoys of Jinchi and other places.

In 1278, the Yuan Dynasty (the former great Mongolia) cut off the gold teeth and other pacification department, and the former East Road pacification envoy set up the Xuanfu Department of zhenkang, Mangshi, ruoyuan and other roads, and under the jurisdiction of zhenkang, Mangshi, ruoyuan and other roads; today zhenkang belongs to zhenkang Road.

In 1286, the Xuanfu Department of kangmang, Shi ruoyuan and other roads in Zhenxi were cut off, and the Xuanfu Department of minluchuan and other roads in Zhenxi were merged into the Xuanfu Department of Jinchi and other departments in Dali (later changed to the Marshal's office of Xuanwei department in Jinchi and other departments in Dali); today, zhenkang belongs to zhenkang road.

In 1312, "mengmaonong" (Luchuan state) was established by merging the surrounding areas with the Dai nationality's tumu in mengmao (Ruilijiang River valley basin); in 1316, "mengmaonong" (Luchuan state) expanded eastward and the tumu under the jurisdiction of zhenkang road was attached to it; now zhenkang belongs to "mengmaonong" (Luchuan state).

In 1355, "mengmaonong" (Luchuan state) was attached to the Yuan Dynasty, where pingmian xuanweisi was set up; today zhenkangjing belongs to pingmian xuanweisi.

In 1384, "mengmaonong" (Luchuan state) was attached to the Ming Dynasty, where Luchuan pingmian xuanweisi was set up; today, zhenkangjing belongs to Luchuan pingmian xuanweisi.

In 1403, the Ming Dynasty set up the WanDian chief court in jieluchuan and Burma; in 1405, the WanDian chief Court changed the WanDian Yuyi state; today, zhenkang belongs to the WanDian Yuyi state.

In 1409, Yuyi Prefecture of zhenkang was established in xiwandian of Ming Dynasty, and now zhenkang belongs to Yuyi Prefecture of zhenkang.

In 1659, the Qing Dynasty descended Zhili zhenkang Yuyi prefecture to Sanzhou, which was assigned to Yongchang Prefecture; in 1908, zhenkang Prefecture was changed to tugui Liu and set up committee members; in 1910, zhenkang committee members were changed to Yongkang Prefecture.

In 1913, the government of the Republic of China cut down the government, and Yongkang Prefecture was changed into zhenkang County, which belonged to Dianxi Road (later changed to Tengyue Road); in 1929, the government of the Republic of China cut down the road, and the county level administrative region was under the jurisdiction of the administrative inspectors sent by the provincial government, and zhenkang county was successively under the jurisdiction of the fifth and ninth district administrative inspectors.

In 1950, the people's Government of zhenkang county was established, and the county government was stationed in dangba, Germany, which was subordinate to Baoshan special district; in 1952, zhenkang county was changed to Mianning special district; in 1954, Mianning special district was changed to Lincang special district, and zhenkang county was changed to Lincang special district.

In 1964, zhenkang county was divided into two counties, the west half of which was called zhenkang county and the county government stationed in fengweiba, and the east half of which was called Yongde County and the county government stationed in dangba.

In 1970, Lincang district was changed to Lincang District, and zhenkang county belongs to Lincang district.

In December 2001, the people's Government of zhenkang County moved from fengweiba to nansanba.

In December 2003, Lincang district was abolished and prefecture level Lincang City was established. Zhenkang county belongs to Lincang City.

administrative division

In 1997, zhenkang county had jurisdiction over three towns (Mengpeng Town, Fengwei Town, Nansan town) and five townships (Junsai WA, Lahu, Lisu, De'ang, Muchang, Junnong, Mengdui, Mangbing).

In 2005, Junnong township was merged into Nansan town.

Zhenkang county has jurisdiction over 3 towns (Fengwei Town, Nansan town and Mengpeng town), 4 townships (Mangbing Township, Muchang Township, Junsai Township and Mengdui township), 74 Village (neighborhood) committees and 548 natural villages.

geographical environment

Location context

Zhenkang county is located in the southwest of Yunnan Province, in the west of Lincang City, between the South and North waters of the lower reaches of Nanting River and Nujiang River. The geographical coordinates are 98 ° 40 ′ 19 ″ - 99 ° 22 ′ 42 ″ E and 23 ° 37 ′ 14 ″ - 24 ° 15 ′ 32 ″ n. The county has a circumference of 318.6 kilometers, including 96.358 kilometers of border line, 71.9 kilometers of East-West width, 70.6 kilometers of North-South length, and a total land area of 2642 square kilometers. The county borders Yongde County in the East, Gengma County in the south, Kokang County, the first special zone of Shan State in Myanmar in the west, and Longling County of Baoshan City across the Nu River in the north. It is one of the 25 border counties in Yunnan Province.

Topography

In zhenkang County, the highest point is xuezhulin mountain in Muchang Township, with an altitude of 2978 meters, and the lowest point is beside Dahua bridge in Nanting River, with an altitude of 510 meters and a relative height difference of 2468 meters. The total area of the county is 98% in Zhongshan area and 2% in dam area.

climate

Zhenkang county is a low latitude mountainous area with subtropical monsoon climate. The main climatic characteristics are that the climate in most areas is hot, the sunshine is sufficient, the frost period is short, the four seasons are not obvious, the rainfall is abundant, the dry and wet seasons are distinct, and the three-dimensional climate is significant. In zhenkang County, the highest temperature in history is 36.3 ℃, the lowest temperature is - 1.8 ℃, the average temperature over the years is 18.7 ℃, the rainfall is 1625.4mm (the rainfall from May to October accounts for 87% of the annual rainfall), the evaporation is 1501.3mm, the sunshine hours over the years are 1989 hours, the sunshine percentage is 44%, the average air pressure over the years is 893.3hp, the wind speed is 1.1m/s, the sunny days are 150 days, and the rainy days are 215 days. There are few frost days, only 8 days a year on average, and all of them are light frost.

natural resources

land resource

As of 2009, the first level classification areas of land resources in zhenkang county were 50133.84 hectares of cultivated land, 10694.78 hectares of garden land, 157748.23 hectares of forest land, 10318.62 hectares of grassland, 2907.88 hectares of urban village and industrial and mining land, 2017.92 hectares of transportation land, 1688.10 hectares of water area and water conservancy facilities land, and 17417.00 hectares of other land.

Water resources

As of 2009, there are 44 rivers in zhenkang County, with annual inflow of 3.340.3 billion cubic meters, outflow of 2.4989 billion cubic meters, water production of 2.155.77 billion cubic meters, annual total surface water resources of 4.552 billion cubic meters, annual total groundwater resources of 859 million cubic meters, and annual average runoff of 2.552 billion cubic meters. There are 34 rivers with an average annual runoff of more than 0.3 m3 / s in the county, with a total length of 528.6 km and a total runoff area of 2265.4 square km. There are 6 backbone rivers with an average annual runoff of more than 4 m3 / s, among which NANPENG river is the largest, with an average annual runoff of 25.57 m3 / s.

mineral resources

Zhenkang county has more than 30 kinds of minerals such as gold, silver, iron, copper, lead, zinc, tin and marble. Up to 2009, a total of 61 ore occurrences have been found in zhenkang County, with mineral resources reserves of 241400 tons of tin ore, 25.032 million tons of iron ore, 34884 million tons of gold ore, 5.130584 million tons of lead-zinc ore and 1.564822 million tons of copper ore. In 2009, zhenkang county carried out reserves verification of Luziyuan lead-zinc mine, and the industrial ore volume within the mining area of Luziyuan lead-zinc mine was 18.5634 million tons, and the amount of zinc was 1.856 million tons