Hangzhou ('ha:N'dZou () or haeN'dZou (); , ɦɑ̃.tse, Standard Mandarin pronunciation: AUDHang2zhou1.ogghang2.zhou1), also romanized as Hangchow, is the capital and most populous city of Zhejiang, China. It is located in the northwestern part of the province, sitting at the head of Hangzhou Bay, which separates Shanghai and Ningbo. Hangzhou grew to prominence as the southern terminus of the Grand Canal and has been one of China's most renowned and prosperous cities for much of the last millennium. It is a major economic and e-commerce hub within China, and the second biggest city in Yangtze Delta after Shanghai. Hangzhou is classified as a sub-provincial city and forms the core of the Hangzhou metropolitan area, the fourth-largest in China after Guangzhou-Shenzhen Pearl River agglomeration, Shanghai-Suzhou-Wuxi-Changzhou conurbation and Beijing. As of 2019, the Hangzhou metropolitan area was estimated to produce a gross metropolitan product (nominal) of 3.2 trillion yuan (486.53billion),makingitlargerthantheeconomyofNigeria(thelargestinAfrica).Asofthe2020Chinesecensus,ithadatotalpopulationof11,936,010inhabitants.However,itsmetropolitanarea,populatedby13.035millionpeopleoveranareaof,consistsofallurbandistrictsinHangzhouand3urbandistrictsofthecityofShaoxing.HangzhouhasbeenrepeatedlyratedasthebestcommercialcityinmainlandChinabyForbesandtheChinesecitywiththehighestgrowthpotentialbytheEconomistIntelligenceUnit.AstudyconductedbyPwCandChinaDevelopmentResearchFoundationrankedHangzhoufirstamong"ChineseCitiesofOpportunity".AccordingtotheGlobalizationandWorldCitiesResearchNetwork(GaWC),thecityisclassifiedasBeta(globalsecond−tier)city,togetherwithChongqing,NanjingandTianjininChina.Hangzhouisalsooneoftheworld′stop100financialcenters,accordingtotheGlobalFinancialCentresIndex.ItboaststheeighthlargestGDPamongcitiesinmainlandChinawithaGDPofaround1.8trillionRMB(280 billion).