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.
1 Large Urban Population. 2  China has the largest urban population of any country in the world even though most Chinese live in rural areas. 3  More than 311,000,000 Chinese live in cities compared to 194,700,000 in the United States.4  26% of China's population is urban while 75% of the population of the United States is urban. More than 311,000,000 Chinese live in cities compared to 194,700,000 in the United States. 2  26% of China's population is urban while 75% of the population of the United States is urban.