Through the induction of theoretical deductions and case studies, this book conducts a comparatively systematic analysis and research on the typical paradigm, innovative content, innovative paths, and innovative power of the advertising company's business model in the digital era. This article will explain the main research conclusions and theoretical implications of this research, and based on this, put forward strategic suggestions for the future business model innovation of advertising companies at the micro level, and provide constructive thinking on policy orientation at the meso level and the macro level. Finally, the shortcomings of this article and the future research directions in related fields are put forward. <<