Abstract: The Party Constitution is the guide to action for all Party members. The Party Constitution, revised and approved at the 20th National Congress of the Communist Party of China, puts forward new requirements for each Party member from the three levels of the spiritual strength, governing ability and organizational system of the Party. The whole Party should draw strength from carrying forward the great spirit of Party building and transform it into individual consciousness leading to Chinese-type modernization.During the process of constantly learning and innovating theories, it should strengthen the ideals and beliefs, promote the practical work, and strengthen the governing ability of the Party. In adhering to the Party's organizational line in the new era, it should promote the Party's organizational construction by comprehensively and strictly governing the Party, so as to improve the Party's organizational system. It can be seen that the revision of the Party Constitution adheres to the concept of problem orientation and system, reflects the new achievements and new experiences of the Party's construction, and reflects the contributions made by the CPC members to the development of Marxist party building theory with the historical responsibility and creative spirit. The methodology it contains has formed a new idea to improve the quality of Party building, which can ensure that the CPC is always a strong core of leadership to promote the Chinese-type modernization construction.

Key words: Chinese-type modernization, the 20th CPC National Congress, Party Constitution, Party building quality