the internet code for China is - ".cn".
Information about .cn domains
There are estimated to be about 5,313,410 domains with .cn suffix (2014).
The Intended use for .cn domains is for entities connected with China.
Actual use: Very popular in China (5th largest ccTLD).
The .cn internet code was Introduced in 1990.
The Sponsoring Organisation for .cn domains is "Computer Network Information Center, Chinese Academy of Sciences".
Structure of .cn ccTLD: Names may be registered directly at the second level or at the third level within generic second-level categories or Chinese province codes.
Registration restrictions of .cn domain: Anyone may register however a foreign registration must have a domestic representative who has a RUT.
Computer Network Information Center, Chinese Academy of Sciences's contact details - See link
For .cn domain registration click on the following link - See link
For a whois search on .cn domains click on the following link - See link
You can see more details about the .cn ccTLD in Wikipedia - See link
Internet website in China with .cn code (2014)
.cn code is used by 1.10% of all world's websites.
Most popular websites with .cn domain
Internet ipaddress and mailsevers
IP Addresses: 331,238,132.
Number of Internet Users (2014)
China makes up 21.97% of the world's Internet users and it ranked on 1 place compared to other countries in the world.
According to data from internetlivestats.com there are 641,601,070 internet users in China, which makes up about 46.03% of China's population (1,393,783,836).
Search for .cn domains on google China - See link
SOURCES OF INFORMATION
Domain Count Statistics for TLDs - See link