Research question: What is the characteristic evolution of the Internet public opinion field under the digital turn, and what impact does this change have on the public opinion guidance strategy? Objective: To explore the guiding strategy of public opinion in cyberspace from the perspective of social emotion. Methods: Literature analysis. Findings: Digital development has brought about the innovation of the network public opinion field, showing the characteristics of diversification of public opinion subjects, generalization of public opinion objects, and bias of public opinion ontology emotions. As the starting point of public opinion, social emotion plays an important role in public opinion guidance. Combining the triggering conditions of empathy communication with the systematic requirements of the current public opinion pattern construction, three important tasks of public opinion guidance in the field of empathy communication are proposed: the construction of the context of public opinion guidance, the construction of the content of public opinion guidance and the construction of the way of public opinion guidance.