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Home > List > About > Districts

Jiyang District, Sanya City, Hainan Province

Time: 2022-01-31 10:45:51 Author: ChinaWiki.net

Jiyang District Jiyang District, belonging to Sanya City, Hainan Province, is located in the Middle East of Sanya City, between 109 ° 31 ′ - 109 ° 48 ′ E and 18 ° 14 ′ - 18 ° 37 ′ n, with a total area of 372 square kilometers. Jiyang district belongs to tropical marine monsoon climate. As of July 2020, Jiyang district has 20 communities and 19 administrative villages. Yingbin Road, the seat of Jiyang district government. By the end of 2019, the total population of Jiyang district is 381700.

Jiyang District, formerly known as Hedong District and Jiyang Town, was established in February 2014. There are many traffic lines in Jiyang District, such as EMU station, ring expressway, East Line Expressway, Yuya Road, Yalongwan interchange and Binglang interchange. Jiyang district has won the honorary titles of national global tourism demonstration area and top 100 counties and cities in 2020 China Spring Leisure.

In 2019, the GDP of Jiyang district will reach 26.656 billion yuan, accounting for 39.3% of the whole city, with a comparable growth of 5.8%.

Historical evolution

The origin of the predecessor

Before the Tang Dynasty, Hedong District was governed by Linchuan county.

In the late Qing Dynasty, it belonged to linchuanli.

During the period of the Republic of China, it was under the jurisdiction of the second district.

After liberation, it was under the jurisdiction of Yuya Town, torpedo people's Commune and Sanya town.

In July 1985, Hedong sub District Office (section level) was established.

In May 1988, it was changed to Hedong District Management Committee (department level), which is an agency of the municipal Party committee and municipal government.

Tiandu town

In the Qing Dynasty, it was under the jurisdiction of linchuanli, and in the Republic of China, it was under the jurisdiction of Linchuan township.

In 1950, it was under the jurisdiction of Yuya town and Yuhong town respectively.

After the land reform in 1953, five small townships were set up in Tiandu area, under the jurisdiction of six districts.

In the first half of 1955, six districts were abolished.

In 1957, the district was withdrawn and the township was merged.

In 1958, the people's commune was established.

In 1983, it was changed to Tiandu district.

In 1986, it was changed to Tiandu town.

Lizhigou town

Before liberation, lichigou was under the jurisdiction of Wuya township.

It was liberated in 1950 and was established in May of the same year, under the jurisdiction of the two districts.

When the people's commune was established in 1958, it was under the jurisdiction of torpedo commune.

In May 1961, lizhigou was separated from it and established lizhigou commune.

In March 1983, it was changed to lichigou district office.

In July 1985, lizhigou town was established.

Hongsha town

In Qing Dynasty, Hongsha town belonged to yulinpu in Linchuan.

During the period of the Republic of China, it belonged to the East Second District (Ya Second District).

It was liberated in April 1950 and established at the end of the same year.

In 1958, it was under the jurisdiction of torpedoes commune when it became a commune, and Hongsha was called brigade.

In July 1959, the torpedo commune was abolished and Yulin commune was established.

In 1963, Hongsha local state farm was established in Yaxian County, and its department was located in Hongsha market.

In 1967, the farm was abolished and Hongsha commune was established.

In 1983, it was changed to red sand area.

In 1986, it was changed into Hongsha town.

In August 2001, Tiandu Town, lizhigou town and Hongsha town merged into xintiandu town.

In January 2011, Tiandu town was renamed Jiyang town.

Merging into districts

On February 11, 2014, the State Council approved the cancellation of the original Hedong District, Jiyang town and Yalongwan Management Committee and the establishment of Jiyang District in Sanya City; on September 22 of the same year, the preparatory group of Jiyang District in Sanya City was established and entered the substantive stage of "withdrawing towns into districts"; on October 23, the 25th meeting of the Standing Committee of Sanya Municipal People's Congress decided to establish the first three districts of Jiyang District, Haitang District, Tianya district and Yazhou district respectively The preparatory group for the first people's Congress is responsible for the preparations for the first people's Congress of each district.

On January 2, 2015, Jiyang District of Sanya City held the inaugural meeting and unveiling ceremony, and Jiyang district Party committee, District People's Congress and district government were officially established.

administrative division

As of December 2020, Jiyang district has 20 communities and 19 administrative villages (including nanxinju and economic farm). The government is located in Yuechuan community.

geographical environment

Location context

Jiyang district is located in the Middle East of Sanya City, Hainan Province, between 109 ° 31 ′ - 109 ° 48 ′, 18 ° 14 ′ - 18 ° 37 ′, Haitang District in the East, Tianya District in the west, Baoting County in the north and Yalong Bay in the South China Sea. The total area is 372 square kilometers.

topographic features

Jiyang district is close to mountains in the north and sea in the south. The terrain is high in the north and low in the south. The mountains are high and steep in the north, and the mountains are continuous. The south plain and coast are distributed from east to west. The altitude of most areas ranges from tens of meters to 300 meters, and the highest altitude is 611.5 meters. The East, West and North are surrounded by low and medium mountains, the middle is the Northeast alluvial plain, the terrain is relatively flat, and the south is dominated by low hills, with small Intermountain basins. It has 88.34 kilometers of coastline.

The eastern, Western and northern parts of Jiyang district are surrounded by low and medium mountains, the central part is a northeast alluvial plain, the terrain is relatively flat, and the southern part is dominated by low hills, with small Intermountain basins.

Coral reef coast: mainly distributed in Luhuitou Cape to Yulin Cape, Yalong Bay and 5 islands in the bay.

MANGROVE COAST: mainly distributed in muddy beach bay and estuarine coast affected by tide.

climate

Jiyang district belongs to tropical marine monsoon climate. The northeast monsoon period is from January to June, and the southwest monsoon period is from June to December. The annual average temperature is 25.4 ℃. The average temperature of the coldest January is 21.4 ℃, and the average temperature of the hottest June is 28.7 ℃. There is no serious low temperature. The distribution of rainfall is even in the dry and wet seasons. The rainy season is from April to October, accounting for 90% of the annual rainfall, and the dry season is from November to march of the next year. The average number of tropical storms or typhoons is 1-2 per year. The annual sunshine is 2539 hours, and the annual average evaporation is 2344mm. It belongs to semi humid and semi-arid area. It has the characteristics of no severe cold in winter, no severe heat in summer, no winter in long summer, continuous autumn and spring, sufficient sunshine, large evaporation, half dry and wet, sudden rain, cool drought, frequent typhoon, torrential rain.

In 2019, the excellent rate of ambient air in Jiyang district will reach 98.6%, and the annual mean value of PM2.5 will be 14 μ g / m3, reaching the first class national ambient air quality standard; the water quality standard rate of centralized drinking water sources will reach 100%, and the water quality of coastal waters is generally good, among which the water quality of Yalong Bay, kanyang Bay, Dadonghai Bay and Sanya Bay will reach the first class seawater quality.

hydrology

There are 10 rivers in Jiyang District, including Sanya Donghe River, Damao River, baopo River, Baishui River, Yalong Bay, Caoping River, Banling River, Lawei Shantang River, Wuyi River and Zhongcun river.

Damaoshui originates from Ganshiling in the north of Jiyang district and the border of Baoting County, flows through the town, flows into the South China Sea in Yulin port, and Sanya East River flows through lizhigou. The thickness of groundwater rock group in the area is 30-90 meters, with three aquifers. In the area from hongtukan to shangxincun, the water layer and water level are deeply buried, with poor water yield; in the area from Yulin to yulintan, the aquifer is shallow, with small thickness, with good water yield.

The total length of the coastline of Jiyang district is 88.34 km. The sea area of Jiyang District ranges from 20 meters east of Xiaozhou island in Sanya to the east of Zhuwan, including the waters in Hongsha port and Qingmei port, covering an area of 801.45 square kilometers. Coral reef coasts are mainly distributed along the coast of 5 islands from Luhuitou Cape to Yulin Cape, Yalong Bay and the bay.

soil

There are 6 soil types, 6 soil subclasses, 22 soil genera, 42 soil species, both zonal soil and non zonal soil.

From the overall distribution, the soil types have obvious distribution rules. From south to north, there are coastal sandy soil, dry red soil, latosol, lateritic red soil and mountain yellow soil. Littoral sandy soil is formed by littoral sediments, the soil profile is not obvious, the texture is sandy, the content of organic matter is low, and the soil fertility is low; dry red soil is distributed in lichigou area, which is dry red soil deposited in shallow sea of littoral terrace, with deep soil layer and obvious soil profile level, and the soil fertility is low; latosol is distributed in lichigou area, and the soil parent material is granite, sand shale and andesite The results show that the red soil is mainly composed of granite, sand shale, andesite and other weathering materials, which are mainly distributed in some mountainous areas of Jiyang town; the mountain yellow soil is composed of granite, sand shale, andesite and other weathering materials; the non zonal soil is composed of paddy soil, tidal sand soil and coastal sand soil.

The soil types of mangrove distribution area in Jiyang district are mainly tidal sandy soil, some paddy soil and coastal sandy soil.

natural resources

mineral resources

The main mineral resources in Jiyang district are iron ore, manganese ore, phosphate rock and other mineral resources.

The iron ore resources in Jiyang district are mainly located in the northwest foothills of Huangniling, Tiandu village, Jiyang district. The main ore body is magnetite, followed by hematite. The main ore body has been mined, and there are residual ore bodies in the deep, with a reserve of about 900000 tons. The secondary ore body is blind, with a buried depth of 22 meters beside the main ore body, with a reserve of 400000 tons.

Tiandu iron deposit, located in the northwest foothills of Huangniling, Tiandu village, Jiyang District, Sanya City, is a medium-sized iron deposit. The ore is mainly magnetite, followed by hematite. The main orebody is 66-195 meters long and 17 meters thick. The main body has been mined out, and there are still residual orebodies in the deep, with reserves of about 900000 tons. The secondary orebody is a blind orebody, which is located on the side of the main orebody, with a buried depth of 22 meters, east-west strike, North dip angle of 70 degrees, length of 63 meters, maximum vertical thickness of 76 meters, extension of 172 meters, and reserves of 400000 tons. The ore in this mining area has high grade, low impurity, good quality and 53-58% iron content. It has been basically finished in the 1960s.

The manganese ore resources in Jiyang district are mainly located in Damao phosphate ore district, Jiyang District, with a reserve of 1 million tons. The ore body is generally 100-200 meters long, with a maximum of 900 meters, a general thickness of 1.5 meters, a grade of 25.18%, and a maximum of 45.96%, with less impurities.

The phosphate resources in Jiyang district are mainly located in Jiyang

Jiyang District, Sanya City, Hainan Province


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