In the context of COVID-19 accelerating digital transformation,data cross-border governance will become a realistic problem that the global digital economy has to face. On the basis of clarifying the basic connotation of data cross-border governance, this paper expounds the opportunities and risks faced by cross-border data governance,and discusses the main governance paradigms in current practice.Finally, it points out the coping strategies of my country's data cross-border governance to respond to the problems faced in the era of the global digital economy.