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 to make their posts appear in one's own timeline, re-post with "//@UserName" similar to Twitter's retweet function "RT @UserName", select posts for one's favorites list, and verify the account if the user is a celebrity. URLs are automatically shortened using the domain name t.cn like Twitter's t.co. Official and third-party applications make users able to access Sina Weibo from other websites or platforms. In January 2016, Sina Weibo decided to remove the 140-character limit for any original posts, and the users were thereby allowed to post with up to 2000 characters, while the 140-character limit was still applicable to re-posts