5G is an important technical force driving media convergence and innovation. With the help of 5G cloud broadcasting and 5G messaging，both typical 5G technology applications，the Beijing 2022 Winter Olympics achieved new media communication in a diversified and refined manner，including ultra-high-definition cloud broadcasting，free viewing angles，virtual co-frame，one-stop service for sports events，smart venues，product sales and multilingual services，which were used in a wide variety of application scenarios like opening and closing ceremonies，news collection and editing，information release，audience interaction，and event broadcasting. The innovative application of 5G new media in the Beijing 2022 Winter Olympics not only improves the effect and efficiency of communication，but also upgrades the media service，generates new products and business forms，and will ultimately benefit the development of all walks of life.