Sina owns Sina Weibo which has 56.5 percent of the Chinese microblogging market based on active users and 86.6 percent based on browsing time over Chinese competitors such as Tencent and Baidu .
Sina Weibo is a Twitter - like microblog social network .
Sina owns Sina Weibo , a Twitter - like microblog social network , which has 56.5 percent of the Chinese microblogging market based on active users and 86.6 percent based on browsing time over Chinese competitors such as Tencent and Baidu .