Sina Weibo the domestic microblogging services including the first weibo service Fanfou. Many popular non-China-based microblogging services like Twitter, Facebook, and Plurk have been blocked from viewing since then. Sina's CEO Charles Chao considered this to be an opportunity. SINA Corporation launched the tested version of Sina Weibo on 14 August 2009. Basic functions including message, private message, comment and re-post were made possible in September 2009. A Sina Weibo–compatible API platform for developing third-party applications was launched on 28 July 2010. On 1 December 2010, the website experienced an outage, which administrators later said was due to the increasing numbers of
Sina Weibo accounts and the rising threat from competitor WeChat. On September 8, 2017, Weibo gave an ultimatum to its users to verify their accounts with their real names by September 15. On February 18, 2018, Sina Weibo has provided a 'Comment moderation' function for both head users and official members. Comments received after opening this feature will not be displayed immediately, but after being approved by moderators. Users can utilize this feature to avoid illegal content appearing in their comment section. Average organic post view is around 10% – 15% on Weibo, in order to attract more followers, there are 3