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.
Top 10 Largest Cities in China. According to the related data and statistics of the 6th nationwide population census, the following cities are the Top 10 largest cities in China by urban resident population (exclude suburban, county and county-level city) in China. No. 1 Shanghai.
China has a large population. China is the most heavily populated country in the world. Over 1.33 billion in fact, over 40% urban. Stringent population controls have been in place for several decades, and the government aims to limit the mainland population to 1.37 billion by 2010.