The report of the 17th National Congress of the Communist Party of China put forward "Socialism with Chinese characteristics Theory System" for the first time.

The 17th National Congress of the Communist Party of China put forward the scientific proposition of Socialism with Chinese characteristics's theoretical system, and clearly pointed out: "Socialism with Chinese characteristics's theoretical system is a scientific theoretical system including Deng Xiaoping Theory, Theory of Three Represents, Scientific Outlook on Development and other important strategic thoughts. The 18th National Congress of the Communist Party of China came into being, which deleted the words "major strategic thoughts" and made a new statement on this proposition: "Socialism with Chinese characteristics's theoretical system is a scientific theoretical system including Deng Xiaoping Theory, Theory of Three Represents and Scientific Outlook on Development". This theoretical system embodies the wisdom and painstaking efforts of several generations of China producers to lead the people in their unremitting exploration and practice. A comprehensive, systematic and profound understanding and firm adherence to this theoretical system is of great and far-reaching historical significance for winning new victories in building a well-off society in an all-round way, writing a new chapter in people's better life and realizing the great rejuvenation of the Chinese nation.

Main contents:

Socialism with Chinese characteristics's theoretical system has systematically answered such important theoretical and practical questions as what socialism is, how to build socialism, what kind of party to build, how to build the party, what kind of development to achieve and how to develop it. Socialism with Chinese characteristics's ideological line, development path, development stage, fundamental task, development power, development strategy, relying on strength, international strategy, leading strength and other major issues were scientifically expounded. It is a systematic scientific theoretical system that runs through Marxist philosophy, political economy, scientific socialism and other fields, covering economy, politics, culture, society, national defense, diplomacy, United front, reunification of the motherland and party building. This theoretical system creatively put forward a series of new important theoretical viewpoints and strategic thoughts, and realized the second historic leap of Marxism in China.

The essence of Socialism with Chinese characteristics's theoretical system is emancipating the mind, seeking truth from facts, advancing with the times and being pragmatic. Emancipating the mind and seeking truth from facts are the essential requirements of Marxist ideological line and the essence of Socialism with Chinese characteristics's theoretical system. Combine the universal truth of Marxism with the concrete reality of our country, take our own road and develop Socialism with Chinese characteristics. Emancipating the mind is the magic weapon to develop Socialism with Chinese characteristics, keeping pace with the times is the theoretical quality of Marxism, and seeking truth and being pragmatic is the core of the party's ideological line. This theory enriches and develops Marxist dialectical materialism and historical materialism philosophy.