Sina Weibo in China. Sina Weibo is a service website launched by sina.com to provide microblogging services. Users can send messages and multimedia messaging service through the website and the App, and they also can upload pictures and videos to the public for instant sharing. Users can directly add comments, pictures, and videos under in the comment section. Sina Weibo is a platform based on user relationships to share information, to disseminate information, and to get information. Sina Weibo invited a huge number of stars and celebrities to join the microblogging at the beginning. But now, it also invites many media workers,
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