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 monthly active users; 85% of them use Weibo on their mobile; there are over 100 million messages posted by users each day; 70% of Weibo's active users are at university level; 50.10% of Weibo users are male, 49.90% are female; with 90 million followers, actress Xie Na is the number 1 Weibo celebrity. Although the competition in China social media platforms is very fierce, Sina Weibo still comes out and becomes the most popular one. The wider use of mobile technologies in China also increases the popularity of it. After the July 2009 Ürümqi riots, China shut down most of