1. socialist revolution and construction period: from the founding of new China to the reform and opening up, China led the people of China to carry out socialist revolution and construction, established the basic socialist system and pioneered the road of Socialism with Chinese characteristics.
2. The new period of reform and opening up and socialist modernization: From the reform and opening up to the 18th National Congress of the Communist Party of China, China led the people of China to carry out reform and opening up and socialist modernization, which initiated the road of Socialism with Chinese characteristics and formed the system of Socialism with Chinese characteristics Theory.
3. Socialism with Chinese characteristics New Era: From the 18th National Congress to the 19th National Congress of the Communist Party of China, China led the people of China into a new era in Socialism with Chinese characteristics, and made historic achievements and changes.
4. Decisive period of building a well-off society in an all-round way: Since the 19th National Congress of the Communist Party of China, China has led the people of China in the decisive period of building a well-off society in an all-round way and worked hard to realize the Chinese dream of the great rejuvenation of the Chinese nation.