Yizheng City, Yangzhou City, Jiangsu Province

Yizheng Yizheng, a county-level city in Jiangsu Province, is managed by Yangzhou City, which was called Zhenzhou in ancient times. It is a county-level city in Nanjing metropolitan area. Located in the Midwest of Jiangsu Province, it is between 119 ° 02 '- 119 ° 22' e and 32 ° 14 '- 32 ° 36' n. Located at the top of the Yangtze River Delta, it is the geometric center of the "silver Delta" of Ningxia, Zhenjiang and Yangzhou. The total area is 857 square kilometers. Yizheng belongs to the north subtropical monsoon climate zone. As of 2017, Yizheng has jurisdiction over 9 towns, 2 streets and 8 township level units. The municipal government is located at No. 300 Jiefang East Road. As of 2017, Yizheng had 563 thousand registered residence population.

Yizheng, Emperor Zhenzong of the Song Dynasty once ordered to cast the gold statues of four distant ancestors here. Because of the vivid appearance of the statues, they were named "Zhenzhou" and "Yizhen (Zheng)". In the fifth year of Yuanfeng (106 BC), Emperor Wu of Han Dynasty set up the county as Yu County. In July 1986, with the approval of the State Council, Yizheng county was abolished and Yizheng City was established. The coastline of the Yangtze River in Yizheng is 27 kilometers, which is an ideal coastline for port construction. Together with Ningtong expressway, high-grade highway along the river and Ningqi railway, Yizheng's land and water transportation network is formed. Yizheng is a national health city, a national ecological city and a civilized city in Jiangsu Province. In October 2018, Yizheng was selected as one of the "top 100 comprehensive strength counties". On October 8, 2019, it was rated as one of the top 100 counties and cities in China's comprehensive strength in 2019 and one of the top 100 counties and cities in China's scientific and technological innovation in 2019.

In 2018, Yizheng's GDP reached 67.394 billion yuan.

Historical evolution

In the Western Zhou Dynasty, a prince's fiefdom named "Yikan" was here, which was the earliest place name of Yizheng.

During the spring and Autumn period and the Warring States period, it belonged to Wu, Yue, Chu and Qin states successively. Qin belongs to Donghai County.

In the early Han Dynasty, it was Guangling and Jiangdu. In the fifth year of Yuanfeng (106 BC), Emperor Wu of the Han Dynasty established the county as Yu County.

In 436, Yuxian County was abolished and entered Jiangdu county.

In the first year of Yongchun of Tang Dynasty (682), Yangzi county was established.

In 924, Baisha Town (now Yizheng City) in Yangzi county was renamed yingluan town.

In the second year of Qiande (964) of Song Dynasty, yingluan town was promoted to Jian'an army. In 1013, Emperor Zhenzong of the Northern Song Dynasty heard that Wang Qi appeared in the Erting mountain of the Jian'an army. He ordered the Jian'an army to cast a gold statue of its ancestors and transport it back to Kyoto. Xiangcheng, with his vivid appearance and great joy, bestowed the Jian'an army as Yizhen, and promoted the Jian'an army to Zhenzhou, which governed Yangzi county and Liuhe County. It was the trade center of North-South waterway in Song Dynasty and the economic center of Huainan East Road. The name of Yizhen begins here. Junzhou government was established in Yizheng City. Since then, Zhenzhou has been changed into a county, a road, and then a state.

In 1396, Zhenzhou was abolished and Yizhen county was established.

In the first year of Yongzheng (1723) of the Qing Dynasty, Yizheng county was changed from the name of emperor to the name of Yizheng county.

At the beginning of the Republic of China, Yizheng County successively belonged to Huaiyang Road, the ninth administrative region and the fifth administrative region of Jiangsu Province.

In December of 1937, the Japanese army invaded Yiwu, and after the disintegration of the county government, it was rebuilt in Yuetang.

In April 1940, the Yizheng Anti Japanese democratic government led by the Communist Party of China was established in Yuetang.

During the Anti Japanese War, Yizheng county was under three anti Japanese democratic governments: Yeshan, Ganquan and Yiyang.

After August 1945, the Kuomintang set up a county government in the urban area. Most of the rural areas in the county still belong to the democratic governments of Yizheng and Ganquan counties.

In April 1948, Dongnan county and Yiyang County were established.

In February 1949, Yiyang County was renamed Yizheng county.

On April 7, 1949, Yizheng county was liberated, the Kuomintang county government overturned, and the people's Government of Yizheng County moved into the county.

In July 1986, with the approval of the State Council, Yizheng county was abolished and Yizheng City was established.

administrative division

As of 2017, Yizheng has jurisdiction over 9 towns including Zhenzhou Town, Xincheng Town, Qingshan Town, Xinji Town, Maji Town, Yuetang Town, Chenji Town, Liuji town and Dayi town; 2 streets including Tongshan street and shierwei street; 8 township level single farms including original seed farm, silkworm seed farm, horticultural experimental farm, aquatic experimental farm, Nashan tea farm, automobile industrial park, development zone and chemical industrial park A bit. The municipal government is located at 300 Jiefang East Road, Yizheng City, Jiangsu Province.

Traffic environment

geographical environment

Location context

Yizheng is located in the central and western part of Jiangsu Province, between 119 ° 02 '- 119 ° 22' e and 32 ° 14 '- 32 ° 36' n. It is located at the top of the Yangtze River Delta. It is the geometric center of the "silver Delta" region of Ning, Zhen and Yang. It is adjacent to Liuhe District of Nanjing in the west, Yangzhou in the East, the Yangtze River in the south, Zhenjiang across the river, and Tianchang City of Anhui Province in the north. The city is 30 kilometers wide from east to west and 39 kilometers long from north to south, with a total area of 857 square kilometers (including 21 square kilometers of the Yangtze River).

topographic features

Geomorphic features: Yizheng is high in the northwest and low in the southeast, which is divided into plain, hilly and hilly areas. The alluvial plain area along the river in the south, the mountain river in the north, the Yangtze River in the south, Xiaohekou in the West and wutagou in the East, with a ground elevation of 3-10m, can be divided into polder field and beach land; the Pinggang hilly area in the north, with a south boundary along the mountain river, the friendship River and Hanjiang River in the East, the Yuetang reservoir line of Xupu River in the west, and the Tianchang, Gaoyou and Hanjiang River in the north, with a ground elevation of 15-45m It is mainly covered by Quaternary Xiashu loess, with hills, slanders and scours alternately; the western hilly area is located in the western edge of the city, with Qingshan town in the south, Tianchang and Liuhe in the north, Yuetang reservoir, datongshan and Xupu River in the East as the boundary. The ground elevation is mostly 30-100m, with complex landform, narrow ridge, short scour, small scour and small depression, and serious soil erosion.

Landform types: hills, hills and plains. Hills: Yizheng hills are mainly distributed in Yuetang, Qingshan and Tongshan. The main hills are Emei Mountain and Taohua mountain at the junction of Yizheng and Liuhe, as well as Datong mountain, Nashan mountain and Wushan mountain rising on the hillock. Datong mountain is the highest, 149.5 meters above sea level, Nashan 146 meters above sea level, Wushan 84.3 meters above sea level, Emei Mountain and Taohua mountain 62-95 meters above sea level.

geology

There are six formations of Triassic and five series exposed on the surface of Yizheng. The geotectonics is located in the southern margin of Subei depression, a secondary structural unit in the Yangtze paleocontinent. The depression area between Jiangdu and Ningzhen uplift is the intersection of Ningtong structural belt and Huaiyin mountain shaped East Wing reflection arc.

climate

Yizheng belongs to the north subtropical monsoon climate area with abundant rainfall, sufficient light and warm climate.

In 2017, the annual average temperature in Yizheng was 16.3 ℃, which was 0.6 ℃ higher than that in normal years. The annual minimum temperature was - 10.8 ℃ on January 24, which was the lowest since 1991. The annual extreme maximum temperature is 38.8 ℃, which occurs on July 25; the high temperature days above 35.0 ℃ are 22 days, which is twice of the annual high temperature days. The annual total precipitation is 1773.2mm, the highest in history, 27.2mm more than 1746.0mm in 1991, and 714.3mm more than the annual average of 1058.9mm, 67.5% more. The rainstorm days with daily precipitation more than 50.0 mm are 8 days, which is the most recorded in 1991. The maximum daily precipitation was 118.0 mm, which occurred on September 16. The total sunshine hours were 1924.7 hours, 39.6 hours less than the annual average of 1964.3 hours, 2.0% less.

natural resources

mineral resources

The known mineral resources in Yizheng are mainly as follows: Huangsha is mainly distributed in Yuetang, Maji, Liuji, Qingshan, Zhenzhou, etc. The reserves are about 600 million tons. Gravel (Pebble) is associated with yellow sand and its distribution is the same as that of yellow sand. The reserves are about 60.65 million tons. Associated with the pebbles are a large number of Yuhua agate. Yizheng is the main deposit area. Basaltic rocks are mainly distributed in Wushan and Emei mountains in Yuetang, Nashan and Tashan in Xieji, Erting mountain, Datong mountain and Xiaotong mountain in Maji, and Luojia mountain in Qingshan, with reserves of about 99.4 million tons. Molding sand (commonly known as red sand) is concentrated in the Hongshan and Changshan areas of Qingshan town. It is mainly used for industrial casting, with a reserve of about 6.6 million tons. Peat is mainly stored in yuanlonghe and Maji, with reserves of 176000 tons. In 1997, Jiangsu Petroleum Exploration Bureau discovered recoverable oil in Shengtang village, yuandaxiang township. It is predicted that the oilfield area is 3000 square meters, the oil layer is 10 meters deep, and the oil storage capacity is 6 million tons.

Animal resources

Mammals include hare, badger, weasel, wildcat, otter, weasel, finless porpoise (Yangtze River), etc. Finless porpoise (porpoise) is rarely seen in the Yangtze River, and sika deer and hybrid wild boar have been cultivated artificially.

There are 47 kinds of birds, such as myna, thrush, Pulsatilla, woodpecker, great tit, magpie, grey magpie, big bamboo sparrow, sparrow, pheasant, turtledove, etc. there are more than 100000 birds in the city, and there are artificial breeding of guinea fowl, thousand color pheasant and ostrich.

There are 57 kinds of fish, including eel, carp, crucian carp, Silurus asotus, black carp, grass carp, bighead carp, silver carp, loach, silver carp, Chinese sturgeon, shad, etc. among them, Chinese sturgeon is hard to see in the Yangtze River waters of Yizheng. Shad, XENOCYPRIS, swordfish and puffer fish, which are the "four fresh fishes of the Yangtze River" in Yizheng, have also decreased sharply. River dolphin, big mouth Rouge fish and Brazilian bream are mainly introduced and cultured.

Arthropods can be roughly divided into three categories, with about 201 species of insects. There are locust aphids

Chinese PinYin : Jiang Su Sheng Yang Zhou Shi Yi Zheng Shi