Censorship in China the new Internet regulations passed under General Secretary Xi Jinping's administration. These arrests served as an example to the rest of the "Big V's" as well as other Chinese internet users to be careful of what they expressed online; in fact, even five months after these arrests in August, there was a noticeable decrease in the amount of posts and discussions from prominent online figures. On popular microblogging site Weibo, opinion leaders decreased their posts by around 40% from the previous year. By 2015, instances of censored posts from popular Weibo accounts included messages that were only mildly critical of
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