Since the outbreak, reporting to the public has been developing from exploration all the time. From one side, governments of all levels announce new updates each day and reflect all indicators information via the Chinese Center for Disease Control and Prevention (CDC) [3]; on the other side, many domestic search engines, portal websites, etc. have developed their own surveillance systems respectively and update information each day based on the newest data officially from governments of all levels, which include case number indicators, trend monitoring, news from various sources (such as webpages, TV, newspapers, blogs, broadcasts, ect.) [6, 7]. Each of them have their own features and have attracted huge number of visits each day for concerns. Moreover, the reporting not only include information updates about China, but also the world.