Using big data to make decisions is definitely effective and feasible. Public opinion management in the era of big data is no longer limited to crisis resolution, but to sort out various conditions and factors that may arise from the crisis, as well as the key nodes and measurement indicators that turn negative information into public opinion events, so as to enhance our knowledge and understanding of similar public opinion events and help us predict the future more accurately.

Leading innovation management with big data. Whether it is the government's public affairs management or the business decision-making of enterprises, we must speak with data. When government departments introduce social norms and policies, using big data for analysis can avoid the subjectivity, one-sidedness and limitations brought by individual will, reduce the deviation caused by lack of data support and reduce the risk of decision-making. Through big data mining and analysis technology, social governance problems can be solved in a targeted manner; Provide refined services and management for different social groups. The government and enterprises should establish an open mechanism for sharing database resources, break the "information island" between departments and strengthen interactive feedback. Through the construction of related field databases, public opinion basic databases, etc. It is an extension of public opinion management in the era of big data to fully integrate external Internet data with users' own business data, and conduct correlation analysis of multidimensional data through data fusion, so as to improve the decision-making process and normalize data-driven social decision-making and scientific governance.