Micro-blog is no longer simply a platform for self-expression, gossip and networking, as it is becoming an increasingly fierce battlefield for businesses wanting to promote their products and services．
Over the last year, micro-blogging has become wildly popular in China, with some 65 million China based micro-blog accounts registered（注册登记）by the end of 2010 and the number is growing by more than 10 million each month, according to Data Center of the China Internet（DCCI）．
