With the acceleration of informatization construction in colleges and universities and the rapid application of big data and cloud computing, higher requirements are put forward for IDC room in colleges and universities, especially in the reliability and security of data. Therefore, the construction of a green, safe, intelligent and efficient data center has become the primary task of the development of information technology in colleges and universities. This paper introduces the design ideas, methods and key points of data room based on the design case of university data center.