The important content ofinternetactionanalysisisto establish internet action system nonlinear kinetic equation. Ifwecanquantitativelydescriptinternetactionsystem, we will predict its evolvement rule. According to the essence of internet action, internet action has mutation. This mutational act makes internet crime phenomena potentially uncertain. This potential uncertainly explains that internet action system doesn't have obvious statistical rule. Ifwewanttoestablishthat,thekeypoint