Microblogging in China 2010, it had been, respectively, 13.8% and 15.5%. In July 2009, Chinese microblogs were severely curtailed when most of the domestic weibo services such as Fanfou were shut down. But it brought the birth of others, such as Tencent Weibo and Sina Weibo, operated by large Chinese Internet companies. Sohu Weibo and NetEase Weibo were suspended in July 2010 under the order of the Chinese administrators. Weibo is now operated as a "beta version", enabling the user to circumvent prohibition. Due to the Internet censorship in China, all of the China-based weibo services are now controlled by various self-censorship policies
Sina Weibo Attempts to register accounts with usernames alluding to Ai Weiwei were blocked. On 30 March 2010, Hong Kong singer Gigi Leung blogged about the jailed Zhao Lianhai, an activist and father to a 2008 Chinese milk scandal victim. The post was later deleted by an administrator. However compared to other Chinese media formats, Weibo services are seen as allowing greater freedom of speech. Criticism against the Chinese government is more widespread on Sina Weibo and other weibo services. After the July 2011 Wenzhou train collision, many dissatisfied posts concerning governmental corruption were posted throughout the Sina Weibo. While Weibo services