Since the 18th National Congress of the Communist Party of China, the Party Central Committee with Comrade Xi Jinping as the core has elevated cultural construction to a new historical height. After entering a new era of socialism with Chinese characteristics, cultural construction has made tremendous development and changes, effectively promoting the historical process of Chinese path to modernization. General Secretary Xi Jinping attaches great importance to cultural development and construction. In his series of important speeches on culture, he has put forward a series of new thoughts and new viewpoints with profound and rich contents. On this basis, Xi Jinping Thought on Culture has taken shape. The formation of Xi Jinping Thought on Culture marks that the cultural cognition and ideology of the CPC have reached an unprecedented new height. The process of systematically sorting out the discourse system and great significance of Xi Jinping Thought on Culture is also the process of sorting out the historical discourse, theoretical discourse, and Chinese discourse of Xi Jinping Thought on Culture. Studying and elaborating on the discourse system and great significance of Xi Jinping Thought on Culture in a theoretical way not only helps to deeply grasp the theoretical connotation and practical requirements of Xi Jinping Thought on Culture, but also has significant theoretical and practical significance for promoting cultural construction in the new era and building a strong cultural country. From a historical perspective, the excellent traditional culture of the Chinese nation is the foundation of Xi Jinping Thought on Culture. From a theoretical perspective, the sinicization process of Marxist cultural theory has given new vitality to Xi Jinping Thought on Culture. From the perspective of Chinese discourse, in the grand cause of socialist cultural construction with Chinese characteristics in the new era, the generation process of Xi Jinping Thought on Culture reflects innovation and practicality, as an open achievement of continuous development. Xi Jinping Thought on Culture is of great significance, providing strong theoretical and practical guidance for promoting the great rejuvenation of the Chinese nation and the construction of a cultural powerhouse, demonstrating China's confidence in history and culture to a new height. At the same time, as a new pearl on the world stage of human culture, Xi Jinping Thought on Culture will continue to shine with the light of truth, leading the world cultural order out of chaos, promoting global modernization, innovating the form of human civilization, and guiding the correct direction of development for the eternal civilization of humanity.