On the afternoon of May 28, 2012, dozens of people gathered in People’s Square in Guiyang City, Guizhou Province, to openly commemorate the June 4, 1989, Tiananmen Square Massacre. Participants shouted slogans: "Long live the people!" and "Down with Dictatorship!" This time, the Chinese authorities did not stop participants’ activities, like they usually do.
Source: Epoch Times, May 30, 2012
http://www.epochtimes.com/gb/12/5/30/n3600316.htm敏感时期-贵州公开纪念六四–高呼“打倒独裁！