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July 2009 Ürümqi riots, China shut down most domestic microblogging services, including Fanfou, the very first weibo service. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk> CEO of Sina Corporation Charles Chao considered this to be an opportunity, and on 14 August 2009, Sina launched the tested version of Sina Weibo. ️<unk>️<unk>️<unk>️<unk>️ A Sina Weibo-compatible API platform for developing third-party applications was launched on 28 July 2010.