In recent years,the reform of the“three-in-one”model of intellectual property rights has made certain achievements but there are still some problems.Under the background of the increasingly widespread application of network technologies such as big data,intellectual property crime cases have been increasing year by year,showing a new trend of criminalization such as network,intelligence and cross-regionalization.As a legal supervisory organ and judicial organ,the procurator organ should use digital technologies such as big data and cloud computing and so on to explore new trends in intellectual property crimes,solve the dilemma of punishment and prevention,solve the problem of defending rights from the weak points in case handling,strictly abide by law enforcement concept for the balance of interests,strengthen the judicial efficiency of intellectual property cases by using big data technologies,establish a convergence of the two methods,fixed evidence,and multi-party cooperation mechanism for checking the amount involved and construct a linkage mechanism for the prevention and protection of the rights between multi-departmental rights holders and law enforcement agencies.