Dewey Decimal Classification - Children's Encyclopedia (Ages 8-11) The Dewey Decimal Classification (DDC) is a system for organizing the contents of a library. It is commonly known as the Dewey Decimal System. It helps people find nonfiction books on any subject in the library.
Beijing â The Capital of China. Urban Population: 18.8 million. As the capital of China, Beijing ranks as the top on the major cities in China. Reputed as the worldâs historical city and one of the top seven ancient capitals in China, Beijing has been the capital of China since Lioa Dynasty, 800 years till now.
Two cities fell out of the top 10, Beijing and Guangzhou-Foshan. Like Shanghai and some other cities of China, newer population estimates indicated a substantial decline in growth rates. Beijing is now the 11th largest city in the world, while Guangzhou-Foshan is 13th largest.