Xi Jinping Thought on Culture is an important part of Xi Jinping Thought on Socialism with Chinese Characteristics for a New Era, and it is a theoretical summary of the experience of the Party in leading cultural construction. Xi Jinping Thought on Culture emphasizes the important role of cultural construction in realizing Chinese path to modernization, and puts socialist cultural construction in a prominent position in the overall work of socialist modernization with Chinese characteristics. Socialist culture with Chinese characteristics includes three kinds of great culture of fine Chinese traditional culture, revolutionary culture, and advanced socialist culture. Fine traditional Chinese culture comes from the history of civilization for more than 5000 years of the Chinese nation. Revolutionary culture and socialist culture originate from the revolutionary struggle of the Communist Party of China, and the cause of socialist construction and reform. Although the three kinds of great culture have their own social and historical conditions, they are all organic components of the Chinese culture tradition. The three kinds of great culture also have their own value boundaries and play a unique role in Chinese path to modernization. The fine Chinese traditional culture shows the wisdom of the Chinese nation, condenses the common value concept of the Chinese nation, breeds the common ideals and beliefs of the Chinese nation, and provides a civilized gene for Chinese path to modernization. The scientific theory of Marxism in revolutionary culture is the value leadership of Chinese path to modernization. New democratic culture provides a cultural development direction for Chinese path to modernization. The revolutionary spirit pedigree shapes the spiritual quality of Chinese path to modernization. In the advanced socialist culture, Xi Jinping Thoughts on Socialism with Chinese Characteristics for a New Era indicates the direction of Chinese path to modernization. Core Socialist values provide value guidance for Chinese path to modernization. The spirit of patriotism and the spirit of reform and innovation provides spiritual motivation for Chinese path to modernization. The three kinds of great culture come down in one continuous line, are constantly evolving and sublimating, and are jointly shaping the cultural life of the Chinese nation and promoting the great rejuvenation of the Chinese nation.