Nowadays，the revolution of mobile Internet technology contributes to the vigorous development of social media which provides a convenient channel for political communication by its fast spread，large range，a huge audience，and high interactivity. In recent years，many heads of state，government and international organizations have actively responded to the new trend of political communication，seized new positions in the Internet community to establish personal account matrixes in mainstream social media around the world，which helps to strengthen dialogues with the public in various countries also improve international communication capabilities，and build much “down-to-earth” image. The public image formation of political leaders on social media has become a critical means to enhance the country’s soft power. Making the utmost of social media platforms to narrow the distance between the world’s net citizens has become a new exploration for political leaders in all countries to strengthen their overseas communication.