On November 11th, the National Development and Reform Commission published an article in the Economic Daily that it is necessary to build a domestic circulation dominated by domestic demand. To build a new development pattern, we must have a strong domestic economic circulation system and a stable basic disk. From an international comparison, the characteristics of the economies of major countries are all dominated by domestic demand and internally recyclable. In the future, the characteristics of our country's domestic market leading the economic cycle will be more obvious. Take accelerating scientific and technological self-reliance as the key to ensuring the smooth flow of the domestic circulation and shaping our country's new advantages in the international circulation, and advocate giving full play to the significant advantages of our country's socialist system that can concentrate on major events, fight the tough battle of key core technologies, and accelerate the conquest of important areas "neck" technology