Sina Weibo Sina Weibo Sina Weibo () is a Chinese microblogging (weibo) website. Launched by Sina Corporation on 14 August 2009, it is one of the most popular social media platforms in China. As of Q3 2018, Sina Weibo has over 445 million monthly active users, with surging stocks, advertising sales, revenue and total earnings in the quarter. At the start of 2018, it surpassed US$30 billion market valuation mark for the first time. In March 2014, Sina Corporation announced a spinoff of Weibo as a separate entity and filed an IPO under the symbol WB. Sina carved-out part 11% of Weibo
Sina Weibo might not always be in favor of government officials, many Chinese officials opened Weibo accounts as to give their own version of events. On 16 March 2012, all the Beijing users of Sina Weibo were told to register with their real names. From 31 March 2012, the comment function of Sina Weibo was shut down for three days, along with Tencent QQ. In May 2012, Sina Weibo introduced new restrictions on the content its 300 million users can post. An example of Sina Weibo's censorship and manipulation of discussion or public social activity was the blocking of Foxconn workers' strikes