Abstract: As an interdiscipline,the specialty of Spatial Information and Digital Technology(SIDT)is a special branch of the computer science.Depending on the advantages of electric-information field of the University of Electronic Science and Technology of China(UESTC),SIDT devotes to cultivate the elites in the crossing and blending field of digital information and geo-spatial information.The teaching of the practical courses is one of the most effective ways to cultivate those innovative talents.This paper designs the professional practice curriculum system from the interior relation of the interdisciplinary knowledge system of SIDT It has been proven that this course system has gained significant practical effects.This course system has not only made full use of the disciplinary resources in the university,but also highlighted the professional characteristics of SIDT.This research can also lead some practical references for undergraduate education in other disciplinary.