From the perspective of the interaction between China and the world, China's Major Country Diplomacy: Chinese Characteristics, Connotations, and Paths comprehensively combs the adjustment and transformation of China's diplomatic concept and diplomatic practice, which constitute the whole connotation of diplomacy with Chinese characteristics. Based on the new diplomatic ideas and practices proposed since the 18th National Congress of the Communist Party of China, this review volume comprehensively and deeply explores the connotation, expression forms, and promotion path of diplomacy with Chinese characteristics in the new era. Diplomacy with Chinese characteristics is a series of new ideas, concepts, models, and practices put forward by China as a big country with increasing influence in the world in the new era to meet the needs of its own and world development. Its connotation and extension are different from previous diplomatic ideas and practices, and more different from diplomatic ideas and practices of other major powers in the world today. It represents the future development direction of the world. The special world significance of new thinking and new path will be embodied with the practice of characteristic diplomacy, which will bring structural impact to the world.