Social network sites:definition,history,and scholorship

social network sites (SNSs) such as MySpace, Facebook, Cyworld, and Bebo have attracted millions of users. Some sites cater to diverse audiences, while others attract people based on common language or shared racial, sexual, religious, or nationality-based identities. Sites also vary in the extent to which they incorporate new information and communication tools, such as mobile connectivity, blogging, and photo/video-sharing.
In this article, is also mention the new technology about QQ in China. Every chinese people know about QQ and use it for communicate chatting tool. Tencent was founded in Shen zhen, China, in 11 November 1998, by Ma Huangteng. Tencent's instant messaging service platform "QQ" was formally launched in February 1999. After years of strong business growth, on July 16, 2004, Tencent Holdings Limited  went public.
Tencent QQ, generally referred to as QQ, is the most popular free instant message computer program in Main land China, and according to its statistics, the number of simultaneous online QQ accounts exceeds 100 million. In October 2010, QQ.com ranked 9^th overall in Alexa's  Internet ranking just after Twitter ranked 10th.The program is maintained by Tencent Holdings Limited owned in part by Naspers. Since its entrance into Chinese households QQ quickly emerged as a modern cultural phenomenon, now being portrayed in popular culture. Aside from the chat program, QQ has also developed many subfeatures including games, virtual pets, ringtone downloads, etc.

http://thechinaobserver.com/2008/12/the-language-and-branding-of-qq-in-china/
http://www.brianprenderville.com/15/post/2010/05/first-post.html