Heyuan City, Guangdong Province

Heyuan Heyuan, also known as Chacheng, is a prefecture level city in Guangdong Province and a city in Shenzhen metropolitan area. It is located in the northeast of Guangdong Province, the middle and upper reaches of Dongjiang River and the upper reaches of Hanjiang River, covering an area of 15600 square kilometers. By the end of 2019, the permanent resident population is 3105600. It has jurisdiction over 1 District, 5 counties, Heyuan national high tech Zone and Jiangdong new area.

In history, Tuocheng was the first county in Lingnan. Zhao Tuo, the king of Nanyue, was the first magistrate of Longchuan County. Heyuan is the earliest area where Hakkas developed Lingnan. It is the hometown of Ruan Xiaoxian, the first director of the central audit committee of the Communist Party of China, Xiao Yang, the former president of the Supreme People's court, and Wen Rumin, the chief editor of Chinese textbooks for primary and secondary schools. It is the revolutionary base of Dongjiang column and the earliest liberated area in Guangdong.

The water environmental quality of Heyuan lake continues to rank first in the province, and Wanlv lake is one of the first batch of "good water in China" water sources approved by the Chinese society of Environmental Sciences, which is the largest lake in South China. There is a "dinosaur egg Museum of China ancient animal museum", which is awarded the title of "hometown of Chinese Dinosaurs". Dongyuan County is one of the six major silicon industrial bases in China. In April 2018, the world's first super large independent rubidium deposit was discovered.

Heyuan is a national civilized city nominating City, National Garden City, National Health City, China's excellent tourism city, national double support model city, Guangdong Province's civilized city, national ecological protection and Construction Demonstration Zone, China's high-quality drinking water resources development base, and China's top 20 cities in energy saving and emission reduction. According to the report of Guangdong Academy of Social Sciences, from 2014 to 2016, Heyuan ranked first in the province in terms of development potential for three consecutive years. In 2019, Heyuan ranked first in the regional competitiveness of five cities in the northern ecological development zone.

In 2019, the investment in fixed assets in Heyuan City will increase by 19.3%, ranking first in the province. In 2020, the GDP will be 110.274 billion yuan, with a year-on-year growth of 1.3% at comparable prices.

Historical evolution

Heyuan belonged to the south of Yangzhou in ancient times, and the Warring States belonged to Chu.

It belonged to Nanhai County in Qin and Han Dynasties.

In the 33rd year of the first emperor of Qin Dynasty (214 BC), Qin Pingnan Yue, set Longchuan County, Zhao Tuo as the order.

Heyuan county was established in the Southern Qi Dynasty (483).

Sui, Tang and song belong to Xunzhou.

In 1518, Wang Yangming, then the censor of zuodu, led his division to pacify the Wutou uprising, so the court set up Heping County, which was approved to establish Heping County.

In 1569, Yongan county was established.

In 1634, Lianping Prefecture was founded.

The Qing Dynasty belonged to Huizhou. In 1911, Lianping was changed into a county. In 1914, Yongan County in Guangdong Province was renamed Zijin County.

In 1913, it belonged to chaoxun, the governor of Guangdong Province, and then directly under Dongjiang Administrative Committee of Guangdong revolutionary government.

After the founding of new China, it successively belonged to Dongjiang administrative committee, Dongjiang administrative Commissioner's office, eastern Guangdong administrative office, Shaoguan District, Huiyang District, etc.

In January 1988, the State Council approved the abolition of Heyuan county and the establishment of Heyuan City, which has jurisdiction over six counties and districts.

In November 1993, the Ministry of Civil Affairs approved the abolition of Heyuan suburb and the establishment of Dongyuan County.

On May 20, 2014, Heyuan Jiangdong new district was officially established.

In February 2015, with the approval of the State Council, Heyuan high tech Development Zone was upgraded to the national high tech Zone.

In January 2018, according to the documents of the Provincial Department of civil affairs, Chengdong sub district office was established. Chengdong street is managed by Heyuan Jiangdong new district.

administrative division

As of 2017, Heyuan City has jurisdiction over one district and five counties: Yuancheng District, Longchuan County, Dongyuan County, Zijin County, Heping County and Lianping county. There are Heyuan national high tech Zone, Heyuan Jiangdong new district and lighthouse Basin National Modern Agriculture Demonstration Zone. As of August 2020, it has 95 townships, 6 sub district offices, 1251 village committees and 188 community neighborhood committees.

Note: Chengdong street, Linjiang town and Guzhu town are actually managed by Heyuan Jiangdong new district.

geographical environment

Location context

Heyuan City is located in the northeast of Guangdong Province, in the middle and upper reaches of Dongjiang River, near Meizhou City in the East, Huizhou City in the south, Shaoguan City in the West and Ganzhou City in Jiangxi Province in the north. Its range is 114 ° 14 ′ e to 115 ° 36 ′ E and 23 ° 10 ′ n to 24 ° 47 ′ n. The city covers an area of 156.42 thousand square kilometers.

topographic features

Heyuan City is located at the junction of northeast Guangdong mountainous area and Pearl River delta plain, which belongs to hilly area. The terrain in the territory inclines from northeast to southwest, with high mountains on the border of Guangdong and Jiangxi. The highest peak is huangniushiding in Lianping County, 1430 meters above sea level. The main mountain ranges are Jiulian Mountain in the northwest, Luofu Mountain in the middle and Lianhua Mountain in the southeast. Dongjiang River and Xinfengjiang River run through the whole area, with alternate mountains and basins. There are alluvial plains and broad valleys in the mountains and along the Dongjiang River. In the geomorphological division, the geomorphology of Heyuan City mainly belongs to the fold erosion and denudation parallel ridge valley low mountain and hilly area in eastern Guangdong, and further can be divided into four ne parallel zonal sub areas. Lianping in the north and west of Guangdong province belongs to the middle and low mountainous area of fold erosion and dissolution.

climate

Heyuan City has a subtropical monsoon climate with high temperature, the annual average temperature is 21.0 ℃, which is 0.5 ℃ higher than the normal temperature. The annual temperature changes abnormally, and there are more high temperature days. The annual average precipitation is 1742.0 mm, which is slightly more than the normal, and the spatial and temporal distribution of precipitation is uneven. The annual average sunshine hours is 1733.9 hours, which is 10% less than the normal, and the spatial and temporal distribution is uneven.

hydrology

The water system of Heyuan City is divided into Dongjiang, Beijiang and Hanjiang river basins. Dongjiang River basin covers an area of 13737 square kilometers, accounting for 87.3% of the city's area; Beijiang River basin covers an area of 326 square kilometers, accounting for 2.1% of the city's area; Hanjiang River basin covers an area of 1670 square kilometers, accounting for 10.6% of the city's area. There are nearly 100 rivers in the city.

Dongjiang River is the largest river in the city. It originates from yajibo mountain of Xunwu County and Sanbai mountain of Anyuan County in Jiangxi Province. Its upstream is called Xunwu water, and flows into Guangdong Province. It is called Dongjiang River after the confluence of Longchuan Wuhe dyke and Anyuan water. Its total length is 562 km, and it flows through Longchuan, Heping, Dongyuan, Yuancheng and Zijin counties and districts in the city, with a length of 193.6 km.

The second largest river is Xinfeng River, which originates from yaposhi, a small town in Xinfeng County, flows through Xinfeng Town, Meikeng, Fengcheng, Daxi and other towns, flows southward through Xikeng, joins with Lianping Zhongxin River, flows into Banjiang in Dongyuan County, and then flows into nachuantang River, Luohu River, Dengta River, and then gathers water from Zhixi, Lixi, Guling and Nanhu, flows through Heyuan City and joins Dongjiang River, which is also the largest tributary of Dongjiang River. In addition, the larger rivers are Qiuxiang River and Wujiang River.

natural resources

water resource

In principle, the regional division of surface water resources in Heyuan City is defined by a single large watershed or a collection of several small watersheds. Heyuan City is divided into three regions: Dongjiang, Hanjiang and Beijiang. Among them, the Dongjiang River basin covers an area of 13737 square kilometers, accounting for 87.3% of the total area of the city, mainly concentrated in Dongyuan, Yuancheng, Longchuan, Lianping, Heping and Zijin counties; the Hanjiang River basin covers an area of 1670 square kilometers, located in Longchuan and Zijin, accounting for 10.6% of the total area of the city; the Beijiang River basin covers an area of 326 square kilometers, mainly located in Potou town and Guidong town of Lianping County, accounting for 2.1% of the total area of the city.

The groundwater resources in Heyuan City are 4.306 billion cubic meters, including 3.901 billion cubic meters in Dongjiang River Basin, 332 million cubic meters in Hanjiang River Basin and 72.8 million cubic meters in Beijiang River Basin. Heyuan City is located in the middle and upper reaches of Dongjiang River, Hanjiang River and Beijiang River. It is estimated that the city's theoretical reserves of hydraulic resources are 1.4981 million kilowatts, and the exploitable hydraulic resources are 1.1428 million kilowatts, of which 7003 million kilowatts can be developed for small hydropower stations with single station installed capacity less than 50000 kilowatts. By 2008, the city had developed small hydropower stations with an installed capacity of 386800 kilowatts.

In the water environment quality ranking of national surface water assessment section in 2019 released by the Ministry of ecological environment, Heyuan ranked 13th.

Biological resources

Heyuan City is rich in light, heat and water resources, and there are many kinds of animals and plants. There are 7055 species of wild plants belonging to 280 families, 1645 genera; 633 species of cultivated plants belonging to 111 families and 361 genera; 1959 species of fungi, including 185 species of edible fungi and 97 species of medicinal fungi. Among the plant species, there are Alsophila spinulosa, Cathaya argyrophylla and other first-class national protected plants, Taxus chinensis, Taxus chinensis and other second-class national protected plants.

There are 829 species of terrestrial vertebrates in the city, including 124 species of mammals, 510 species of birds, 145 species of reptiles and 50 species of amphibians; boa constrictor is included in the first level national protection; golden cat, water deer, pangolin, macaque and Silver Pheasant (provincial bird) are included in the second level national protection.

mineral resources

Heyuan City is rich in mineral resources and complete in minerals. 56 kinds of minerals have been found and 262 mineral fields have been found, of which 36 kinds of minerals have been proved, mainly including iron, copper, lead, zinc, tungsten, tin, light rare earth, uranium, fluorite, limestone for cement, ceramic soil, dolomite for metallurgy, coal, cobalt, gold, silver, tantalum, indium, cadmium, refractory clay, graphite, zeolite, mineral water, geothermal water, brick and tile Use clay, etc. There are 4 large deposits, 17 medium deposits and 55 small deposits.

The main dominant minerals are iron, tungsten, tin, porcelain clay, fluorite, etc. the proven iron ore reserves are 283 million tons, accounting for 39% of the total amount of the province, among which the Dading Iron ore reserves in Lianping County rank the first in the province, and the proven tungsten ore reserves are 240000 tons, accounting for 30%

Chinese PinYin : Guang Dong Sheng He Yuan Shi