In 2016，there are a lot of hot events concerned by mobile opinion field，from these events，we can find some new condition and new feature about the generate，communicate and govern of the rumor. The paper made quantitative and qualitative research on the big data of rumor rise from mobile opinions field all year round，from the geographical distribution，type character，spread paths and reflected social mentality and struggle against rumour to analyze and elaborate the rumor，aim to demonstrate the “panoramic map” drawing the condition of Internet rumors in the time of “post-mobile opinions field”，and put forward some strategy and methods to comprehensively administer，ecological control the rumor constructively.