Changzhutan or Chang-Zhu-Tan, also Greater

Changsha Changsha is the capital of Hunan, China. It is the 15th most populous city in China with a population of 10,513,100, the Central China#Cities with urban area over one million in population, third-most populous city in Central China, and the ...

Metropolitan Region or

Zhuzhou Zhuzhou ( zh, c=株洲, p=Zhūzhōu, ), formerly Jianning (建宁), is a prefecture-level city of Hunan Province, China, straddling the Xiang River southeast of the provincial capital, Changsha, and bordering Jiangxi province to the east. It is ...

Xiangtan Xiangtan ( zh, s=湘潭) is a prefecture-level city in east-central Hunan province, south-central China. The hometowns of several founding leaders of the Chinese Communist Party, including Chairman Mao Zedong, President Liu Shaoqi, and Marshal P ...

City Cluster () is a

city cluster In China, a megalopolis () is a designation by the government to promote the development of a group of cities through transportation and communication links. Conceptual history The Economist Intelligence Unit in 2012 identified 13 megalopoli ...

Hunan province Hunan is an inland province in Central China. Located in the middle reaches of the Yangtze watershed, it borders the province-level divisions of Hubei to the north, Jiangxi to the east, Guangdong and Guangxi to the south, and Guizhou and Chon ...

, China, consisting of the provincial capital,

and two other

prefecture-level cities A prefecture-level city () or prefectural city is an administrative division of the China, People's Republic of China (PRC), ranking below a province of China, province and above a Counties of the People's Republic of China, county in China's ...

and

; it is the main heavily urbanized region of Hunan and covers an area of . ''

Economist Intelligence Unit The Economist Intelligence Unit (EIU) is the research and analysis division of the Economist Group, providing forecasting and advisory services through research and analysis, such as monthly country reports, five-year country economic forecasts ...

'' identified Chang-Zhu-Tan as one of China's 13

megalopolis A megalopolis () or a supercity, also called a megaregion, is a group of metropolitan areas which are perceived as a continuous urban area through common systems of transport, economy, resources, ecology, and so on. They are integrated enough ...

es in its 2012 report "Supersized Cities", with an estimated 2010 population of 8.3 million and 2009 GDP of 320 million Chinese yuan (CNY) Other sources put the population at 5.92 million.''Hunan Statistical Yearbook 2013'' () It covers an area of 1,883 km² in the urban area with a population of 5.92 million, GDP reaches 568 billion CNY (US$90 billion), GDP per capita of 96,067 CNY (US$15,665), the core area of three cities (Changzhutan metropolis) had an area of 483.77 km² in 2012. On December 14, 2007, it was issued as Comprehensive Supporting Reform Trial Areas to build a resource conserving and environment friendly society by China NDRC. The Changsha–Zhuzhou–Xiangtan intercity railway connects the three urban cores and surrounding areas. The area has been given a unified telephone

area code A telephone numbering plan is a type of numbering scheme used in telecommunication to assign telephone numbers to subscriber telephones or other telephony endpoints. Telephone numbers are the addresses of participants in a telephone network, rea ...

References

{{coord missing, Hunan Metropolitan areas of China Geography of Hunan