Sina Weibo and companies. Also, there is a graph and a declaration on its user page to show the verification. There are several kinds of verifications: personal verification, college verification, organization verification, verification for official accounts (accounts of government departments, social media platforms and famous companies) weibo master (people bind the accounts with their phone numbers and their followers). When the number of microblogs reaches a threshold, users can apply for the verification of "Weibo Master". Sina produced mobile applications for various platforms to access Sina Weibo, the platforms include Android, BlackBerry OS, iOS, Symbian S60, Windows Mobile and Windows Phone. Sina
Sina Weibo 313 million monthly active users and 139 million daily active users; In combination with the critical time nodes for the development of Weibo, let us tentatively divide the growth of Weibo from its birth into three stages, namely; On 9 April 2013, Alibaba Group announced that it would acquire 18 percent of Sina Weibo for $586 million, with an option to buy up to 30 percent in the future. When Sina Weibo went to NASDAQ, Alibaba exercised the option. Now Alibaba owns 32 percent of Sina Weibo. According to iResearch's report on 30 March 2011, Sina Weibo had 56.5% of