In 2011，microblog was popular in many fields of our society. With microblog，s business value increasingly highlights，many corporations vigorously input operation on extending business，releasing information，and marketing management through this new platform. This report is to evaluate and to analyse Chinese corporations’ microblog operation in 2011. Researching on the current situation and existing problems，and putting forward some suggestions for improvement：accurate positioning，systematic layout，pay attention to the whole enterprise image；emphasize coptent construction，utilize microblog platform service function；promote interactive function，pay attention to the emotional communication to get the users，loyalty；regularly carry out propaganda，planning influential marketing activities；promote capability to reply negative public opinion’s ascension，and carry out crisis management.