In 2019，the penetration rate of global Internet audio increased rapidly and the development tendency of Internet audio industry in China was great. In this article，China’s Internet audio development in 2019 is placed in the space-time coordinates of global Internet audio development and domestic industry development. This article summarizes the status of development and discusses the characteristics and problems of Internet audio development in terms of external environment，market subject and content ecology in the era of intelligence. In 2020，the second half development tendency of Internet audio industry in China is predicted. Also，development suggestions are proposed from content production，integrated innovation and industry governance.