Political construction of Communist Party of China (CPC) is fundamental to the party, which determines the direction and effect of the party's construction and is related to the overall promotion of the great struggle, great project, great cause and great dream.Ever since its founding, the central collective leadership of CPC, has consistently promoted the party's political construction and created a great history and accumulated rich experiences.Since the 18th National Congress of Communist Party of China, the Central Committee of the Party with General Secretary Xi Jinping as the core has placed the Party's political construction in the first place, openeded a new chapter in the Party's construction and propelled China's socialism with Chinese characteristics into a new era.At the new starting point of the Party's centennial history, it is of great and far-reaching significance to coordinate the overall strategic situation of the great rejuvenation of the Chinese nation and the unprecedented big changes in the world over 100 years.Summarizing the party's basic experience in strengthening the party's political construction in the past century will comprehensively promote the party's construction in the new era and ensure that CPC will always be the strong core leadership for the cause of socialism with Chinese characteristics.