Abstract: “iYida” is an in-depth practice of “Internet +” in informatization construction of Inner Mongolia Medical University, and its core goal is to set up the campus mobile information portal and to use the convenience of mobile internet to meet the growing mobile office and personalized demand of teachers and students in the whole university. The construction of “ iYida” focuses on the data integration, application integration, message integration and inter-school communication. This paper introduces the design idea, functions, implementation effect and future prospect of “ iYida”.