The advent of 5G will bring huge changes, while the combination of 5G and AI will establish a new infrastructure. As two important technological development trends in the future and vital components of "new infrastructure", 5G and AI will continue to empower the real economy and bring revolutionary changes to life and production. With the development of 5G, intelligent connections will penetrate all walks of life, bringing great changes and development opportunities. The characteristics of 5G’s flexibility, efficiency, integration and openness will provide more solid and reliable technical support and operational basis for AI, making the application scope of AI more extensive.