In 2013，the high-heat public opinion events have declined compared to 2012. Most public opinions were related to different organizations，but the proportion had declined. Inappropriate behaviors，public policy，and crimes were the main reasons leading the public opinion. The public events on natural disasters were highly concerned. The public opinion occurred in Beijing takes the highest proportion than in other provinces. The time from occurrence to exposure has been shortened. The reaction speed on microblog was upgraded. New media was the main first-exposure media of public events. The proportion of traditional media being the first-exposure media has declined. The main intervention subject was the local government with relatively high efficiency. The pressure index of Sichuan Province was the highest. From 2003 to 2013，the pressure index of 2012 was the highest；over the 11 years，Beijing，Guangdong，Sichuan，Henan withstood the greatest public opinion pressure.