The essence of digitalization is the automatic flow of data，which is the Evolution from the traditional management communication and decision-making to the production model in the digital economy. Digitalization management is ushering in a paradigm shift from traditional data centered to science centered by enabling machines with high level concept，meaning and causality. In the future，digitalization management will pay more attention to the cognition AI and causality. Under the concept of digital twin，Digitalization management takes place interactively between the physical world and the digital world.