Universities recently use cloud computing technology to build a cloud computing College English teaching resource platform to share teaching resources and improve the use of College English teaching resources. Through the analysis of cloud computing and its application is in colleges and universities, this paper explores the problems in the construction of digital College English teaching resources in colleges and universities, and proposes how to build cloud computing-based colleges and universities for how to make use of the advantages of cloud computing in college teaching resources. We introduce the concept of the construction of teaching resources platform, and discuss the overall architecture of the platform, the establishment of resource pool, the construction of service platform, the construction of service system and the upgrading of platform functions.