Abstract: Xi Jinping Thought on Socialism with Chinese Characteristics for a New Era is an important theoretical achievement of the guiding ideology of the Communist Party of China in the new era. It follows the basic principles of Marxism, integrates China’s national conditions and traditional Chinese culture in the new era, and provides a strong theoretical backing and practical direction for the development of socialism with Chinese characteristics. Under the guidance of a series of guiding ideas of our Party, China has achieved a great leap from “standing up”, “growing prosperous” to “becoming strong”, and remarkable achievements have been made in the fields of economy, science and technological, and society. Xi Jinping Thought on Socialism with Chinese Characteristics for a New Era emphasizes seeking truth from facts, materialist dialectics and practical principles, promotes comprehensively deepening reform, exerts wide influence on the international community, provides new theoretical and practical guidance for developing countries in the world, and demonstrates the superiority and vitality of socialism.