The arrival of the 5G era is an opportunity and a challenge for the cultural industries，in the eve of the explosive growth of the digital cultural industry，not only to seize the characteristics of the new scientific and technological revolution，but also to grasp the true connotation of the cultural industries，in order to truly enrich the content of the digital cultural industries，to cope with many changes and uncertainties in the future，so that the development of the digital cultural industries more stable and solid. This paper reviewed the impact of the development of the digital technology on the cultural industries，analyzed the development process and the technical characters of the 5G technology，and on this this basis analyzed the impact of 5G technology on the development of the cultural industries，such as in the future，the digital cultural industries will expand from the business model of the consumer Internet to more areas，the ability to produce original content will become the core of market competition，and the proposed relevant policy Suggestions.