The microblog data of the "child abuse incident in Red, Yellow and Blue Kindergarten" in 2017, the dynamic principle of network public opinion communication system and the simulation of SEIR model show that government intervention can effectively influence the quantity change and public opinion trend among various groups of netizens. On this basis, through setting up the experimental group of control parameters, we can get the evolution trend of network public opinion in different situations of government intervention. Furthermore, the best utility function is evaluated by using the intelligen...