"Major Power Diplomacy with Chinese Characteristics: Connotation and Path" is the final result of a major research project on the "Belt and Road" construction undertaken by the National Global Strategy Think Tank of the Chinese Academy of Social Sciences. This project is mainly based on the background since the 18th National Congress of the Communist Party of China, especially since the launch of the "Belt and Road" initiative, focusing on exploring the connotation, model and implementation path of major-country diplomacy with Chinese characteristics in the new era, with the purpose of providing as much intellectual support as possible for the advancement of the "Belt and Road" initiative.