The construction of interdisciplinary professional curriculum is the focus and difficulty of China"s current professional education reform. Taking the curriculum reform of architecture as an example, this paper, through in-depth analysis of the characteristics of knowledge transmission and the composition of professional knowledge system under the background of contemporary information technology, proposes that in the face of the trend of professional knowledge transforming from tree structure to network structure, a cross-disciplinary professional curriculum system should be built based on the problem orientation. So as to truly realize the student-centered and innovation-oriented teaching objectives.