NOTE: QQ.com is not a telecommunication company. It does offer mobile services via the Internet, but do not provide telephony services.
As you know, QQ does offer a lot of services. Some of the common services are:
Wave of people to do phone, significantly distinguished status, enjoy the many privileges!
QQ software will be installed on mobile phones, anytime, anywhere chat QQ.
Mobile Tencent network
Information on the mobile phone portal.
Some of other services classification includes QQ chat, Super QQ, Mobile QQ, wapQQ and Fetion QQ.
In addition, some fun element in QQ includes Mobile Music, Games, Themes, QQ Otonobu, QQ Ai-Wall, QQ browser and enable you to share via Mobile Qzone.
Quoted from Wikipedia:
Tencent QQ, generally referred to as QQ, is the most popular free instant messaging computer program in Mainland China, and the world’s third most popular IM service. 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, pets, ringtone downloads, etc.