Microblogging in China experimenting with ways of interaction and negotiation with the microblogging public and service providers in their attempt to improve social management and political legitimacy. This negotiation process also exposes and/or creates inter-governmental tensions, since local governments in China consist of distinct units with their own particular preferences and operation procedures. Since 2011, there have been rumors that the government will institute a "Real Name" policy for Weibo users. Early in February 2012, China's four key weibo companies – Sina, Sohu, NetEase and Tencent – announced that March 16, 2012, was the deadline for users to adopt their real name identity.
Sina Weibo a large number of government departments, enterprises, and non-governmental organizations to open accounts on Sina Weibo, using it as a platform for publishing and communicating information. To avoid the impersonation of celebrity weibo, those celebrities' accounts would add an orange letter "V" and those organizations' accounts would add a blue letter "V". The orange letter "V" and the blue letter "V" are the real-name certifications for them to show the difference between ordinary users and micro-bloggers. However, the functions of weibo are the same for every user. Sina Weibo has more than 500 million registered users; there are 313 million