<Tr> <Th> Hokkien POJ </Th> <Td> Lâm - kian (col .) Lâm - king (lit .) </Td> </Tr> <Tr> <Th> Tâi - lô </Th> <Td> Lâm - kiann (col .) Lâm - king (lit .) </Td> </Tr> <P> Nanjing (listen), formerly romanized as Nanking and Nankin, is the capital of Jiangsu province of the People's Republic of China and the second largest city in the East China region, with an administrative area of 6,600 km (2,500 sq mi) and a total population of 8,270,500 as of 2016 . The inner area of Nanjing enclosed by the city wall is Nanjing City (南京 城), with an area of 55 km (21 sq mi), while the Nanjing Metropolitan Region includes surrounding cities and areas, covering over 60,000 km (23,000 sq mi), with a population of over 30 million . </P> <P> Situated in the Yangtze River Delta region, Nanjing has a prominent place in Chinese history and culture, having served as the capital of various Chinese dynasties, kingdoms and republican governments dating from the 3rd century to 1949, and has thus long been a major center of culture, education, research, politics, economy, transport networks and tourism, being the home to one of the world's largest inland ports . The city is also one of the fifteen sub-provincial cities in the People's Republic of China's administrative structure, enjoying jurisdictional and economic autonomy only slightly less than that of a province . Nanjing has been ranked seventh in the evaluation of "Cities with Strongest Comprehensive Strength" issued by the National Statistics Bureau, and second in the evaluation of cities with most sustainable development potential in the Yangtze River Delta . It has also been awarded the title of 2008 Habitat Scroll of Honor of China, Special UN Habitat Scroll of Honor Award and National Civilized City . Nanjing boasts many high - quality universities and research institutes, with the number of universities listed in 100 National Key Universities ranking third, including Nanjing University which has a long history and is among the world top 10 universities ranked by Nature Index . The ratio of college students to total population ranks No. 1 among large cities nationwide . Nanjing is one of the top three Chinese scientific research centers, according to the Nature Index, especially strong in the chemical sciences, and also strong in many other areas, for instance, it hosts the nation's best computer software laboratory and wireless communication laboratory in IT field, as well as the state key laboratory of pharmaceutical biotechnology . </P>

Capital of china's jiangsu province on the yangtze
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