Based on good mobile Internet application infrastructure, the user access layer can provide users with quick and easy access to mobile Internet applications; the service provisioning layer can improve both access rate and Quality of Service (QoS ), enforce the control of content resources, and reduce the cost for content storage as well as management overhead; and the service layer can reduce service development requirements and operation and maintenance cost, making it easier to launch services. This paper suggests that the Chinese Government should, based on the existing networks, make strategic efforts to push research work and industrialization process of the mobile Internet application infrastructure.