Administrative divisions of China By its political level, when a "city" is referred to, it can be a: By its actual area and population, it can be: When used in the statistical data, the word "city" may have three different meanings: It is important to specify the definition of "city" when referring to statistical data of Chinese cities, otherwise, confusion may arise. For example, Shanghai is the largest city in China by population in the urban area but is smaller than Chongqing by the population within the administration area. Before the establishment of the Qin Dynasty, China was ruled by a network of kings,
Koreans in China Koreans in China The population of Koreans in China include millions of descendants of Korean immigrants with citizenship of the People's Republic of China, as well as smaller groups of South and North Korean expatriates, with a total of roughly 2.3 million people , making it the largest ethnic Korean population living outside the Korean Peninsula. Chaoxianzu (), Joseonjok or Chosŏnjok () form one of the 56 ethnicities officially recognized by the Chinese government. Their total population was estimated at 1,923,842 and 1,830,929 according to the 2010 Chinese census. High levels of emigration to South Korea, which has conversely reported