Abstract:

As one of the social media, the spread value of microblog is becoming obvious. This article explores the pattern and characteristics of microblog information dissemination, analyzes its positive social effect from the media value, government value, commercial value, personal worth four aspects, and points out that its negative effects are lacking of control system, information overload and copyright problems.

Key words: Microblog, Information dissemination, Communication effect, Social effcet