Digital assets are strategic resources to provide content service and market competition for media organizations, and it is of important significance to set up management and operation model based on the value increment of digital assets. This paper first puts forward the value chain model of the media business based on digital asset management. It then sets forth key resource and core business process of the media. It also discusses a kind of basic idea to set up the value evaluation system and evaluation method. Finally, it analyzes the price strategy of the content products based on the development of digital assets.