With the human society striding towards the digital era，digital transformation has become the inevitable choice to promote the modernization of governance of governments at all levels. Meanwhile，how to cultivate and promote digital leadership has become a common topic faced by governments，organizations and individuals. This study focuses on the government and its leaders to trace the source and evaluate the theory of digital leadership，construct the structural dimension and theoretical model of digital leadership，and clarify the understanding of digital leadership and its influence on macro-environment，organizational behavior and individual development from the five capability dimensions：digital insight，digital decision-making，digital implementation，digital guidance and digital organization，so as to provide a reference framework for the evaluation of government digital capability and leadership capability. Government leaders should have a deep understanding of the theoretical connotation and evaluation system of digital leadership，as well as examine，shape and promote digital leadership.