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 in October 2012. On 4 June 2013, Sina Weibo had blocked the terms "Today", "Tonight", "June 4", and "Big Yellow Duck". If these were searched, a message would appear stating that according to relevant laws, statutes and policies, the results of the search couldn't be shown. The censorship occurred because of a photoshopped version of Tank Man, which swapped all tanks with the sculpture Rubber Duck, had been circulating around Twitter. According to BBC news report, Weibo users drop-off since 2014 can be attributed to both government crackdown that Chinese government regulations on preventing the use of aliases to create