United Front Thought of Pluralism and Integration: Professor Yang Yuejin emphasized that the core idea of China's United Front is "Pluralism and Integration", that is, under the leadership of the Party, all classes and social forces are absorbed to form a United Front of Pluralism and Integration. This concept embodies the essential characteristics of Socialism with Chinese characteristics's system, namely, the system of multi-party cooperation and political consultation under the leadership of the Party.

The political philosophy of the United front: Professor Yang Yuejin believes that the existence and development of the United front in China is not only a political strategy, but also a political philosophy. It embodies China's profound understanding of multi-party cooperation and political consultation, and is an important part of China's socialist system.

Historical evolution of the United front: Professor Yang Yuejin emphasized the change and development of the United front in different historical periods by studying the historical evolution of the United front. He pointed out that the United front is not only an important force in China's revolution and construction, but also an active promoter of Socialism with Chinese characteristics's development.

Diversified practice path: Professor Yang Yuejin pointed out that the practice path of China's United front includes political consultation, party cooperation, democratic supervision, participation in and discussion of state affairs and other forms, which constitutes a pluralistic and highly coordinated whole.

The value of the United front: Professor Yang Yuejin believes that China's United front embodies a special political value, that is, pluralistic co-governance and harmonious development under the leadership of the Party. This kind of values plays an important role in Socialism with Chinese characteristics and provides ideological guidance for the stability and sustainable development of China's political system.