Abstract:Monitoring and management of online public opinion are related to the safety of network society,reflecting the managers’ capabilities of social management and maintenance of social harmony and stability,and therefore increasingly become a hot topic.This article is the third of the series.Based on the established supernetwork model,we carried out intervention and guidance of online public opinion,explored the mechanism of different strategies and its effects.This article aims to tap an important starting point in monitoring and management of online public opinion,in order to help reducing the negative impacts of online public opinion,building a harmonious network environment.