Янчэн қаласы: тарихы мен географиясы (Yancheng qalası: tarihy men geografıası)

Yancheng , formerly known as Yandu, is a prefecture level city in northeastern Jiangsu province, People's Republic of China. As the city with the largest jurisdictional area in Jiangsu, Yancheng borders Lianyungang to the north, Huai'an to the west, Yangzhou and Taizhou to the southwest, Nantong to the south, and the Yellow Sea to the east. Formerly a county, the current Yancheng city was founded on January 18, 1983. Yancheng, literally "Salt City", is named after the salt harvest fields surrounding the city. According to historical records, collection and production of sea salt in the region began as early as 119 BC, during the Western Han dynasty, when the settlement on the current location of Yancheng was named Yandu County (盐渎县). According to the 2020 census, Yancheng has a registered population of 6,709,629, with 1,733,591 inhabitants in its built up area comprising the districts of Tinghu and Yandu.

The prefecture level city of Yancheng administers 9 county level divisions, including 3 districts, 1 county level city and 5 counties. The population information here presented uses 2010 census data of permanent residents. Map Subdivision Simplified Chinese Hanyu Pinyin Population Area Density City Proper Tinghu District 亭湖区 Tínghú Qū 901,007 1,012 890.3 Yandu District 盐都区 Yándū Qū 832,584 1,010 824.3 Suburban Dafeng District 大丰区 Dàfēng Qū 645,603 2,786 231.7 Rural Xiangshui County 响水县 Xiǎngshuǐ Xiàn 459,156 1,406 326.6 Binhai County 滨海县 Bīnhǎi Xiàn 820,084 1,935 423.8 Funing County 阜宁县 Fùníng Xiàn 794,036 1,440 551.4 Sheyang County 射阳县 Shèyáng Xiàn 759,403 2,571 295.4 Jianhu County 建湖县 Jiànhú Xiàn 609,346 1284 474.6 Satellite cities (County level cities) Dongtai City 东台市 Dōngtái Shì 888,410 2,420 367.1Total6,709,62915,864422.9

Yancheng has a history of 2,100 years since the first canton was founded here in the Han dynasty at the year 119 BC. It was named for the salt reserves in rivers around the area, its name literally meaning "Salt City". In later years, the city was the home of Fan Zhongyan, the 12th century statesman and Shi Nai'an, the reputed author of famous novels. Yancheng was in the limelight during the Chinese Civil War from the 1930s to 1940s. The New Fourth Army led by the Chinese Communist Party was reestablished in Yancheng after being ambushed and battered by the enemy. After the revival, the Army played a very important role in the war and finally the foundation of the People's Republic of China. Many monuments in honor of these heroes can still be found around Yancheng. or pesticides. Tianjiayi Chemical had previously been penalized six times for infractions of pollution and waste management laws, and China Daily reported fines over safety issues. According to the South China Morning Post, this plant paid bribes, paid journalists and local officials so this chemical plant could remain open without any negative publicity or reasons to shut down. On 27 November 2007, an explosion occurred in one of the chemical factories in Chenjiagang Chemical Zone (陈家港生态化工园区), with seven killed and around 50 injured. On 23 November 2010, more than thirty were poisoned by a toxic gas release. In the early morning of 11 February 2011, rumors of toxic chemical release and potential imminent explosions in the Chenjiagang Chemical Industry Park led over ten thousand residents to evacuate in panic from the towns of Chenjiagang and Shuanggang (双港镇) during which four people died and many were injured. On the afternoon of May 18 and again on July 26 in 2011, there were explosions at local factories.

Yancheng occupies roughly of coastline, more than half of the whole province. By the end of the Mesolithic period, the marine transgressions changed almost of the area into a shallow bay. Continued deposition of silt carried by the Yangtze River and the Huai River extend its coast to the east gradually. Since 1128, the course of the Yellow River have changed to join up with the Huai River. The change has accelerated.

Typical of northern and central Jiangsu, Yancheng has a humid subtropical climate (Köppen Cfa/Cwa), strongly influenced by the East Asian Monsoon. The normal monthly mean temperature ranges from in January to in July, with the annual mean at

Xinyi Changxing Railway runs through the city.

The BRT system of Yancheng uses a dedicated bus lane on a route and as of 2010 carries 33,000 passengers per day. The first line went into service in 2010. The Yancheng District SRT Line 1 began testing in March 2021 and officially opened for trial operation on 16 April 2021 with a 17 station, route. The line uses the Autonomous Rail Rapid Transit system with four segment 320 passenger guided vehicles. During the trial operation, the B3 line of Yancheng City Public Transport Company will run on the same line as the SRT.

Yancheng Nanyang International Airport now flies directly to Shanghai and Beijing, as well as flying directly to Hong Kong, Taiwan, South Korea, Japan and so on.

The economy of Yancheng City has sustained its momentum. Preliminary statistics found that in 2015 gross regional products of the city was RMB 421,250,000,000, a 10.5 percent increase by comparable price from previous year. Agriculture has increased by RMB 51,653,000,000 in value, a 3.6 percent increase from previous year; industry has increased by RMB 192,547,000,000 in value, a 10.5 percent increase from previous year; tertiary business has increased by RMB 177,050,000,000 in value, a 12.5 percent increase from previous year. Gross regional products per capita was RMB 58,299 (or US$8,862 at the average exchange rate of 2015), a 10.4 percent increase from previous year.

Outdoor activities include the Yangcheng wetlands and salt marshes, home of some unique and endangered species, including Père David's deer and the red crowned crane. There is also a famous food street in east road springing up in recent years in which there are many restaurants in the style of Huizhou architecture.

Yancheng is twinned with the following domestic and foreign cities.