Abstract:With the development of the emerging technology innovation industry, evaluation project has become an important link in the selection of investment projects. This paper analyzes and summarizes the influencing factors of investment selection of emerging technology projects through domestic and foreign researches, takes the influencing factors as the first-level index, combines the strategic positioning and target of enterprise investment, and constructs a new index system from five stages of technology, market, industry, consistency and social effect. Finally, the fuzzy comprehensive evaluation method is used to evaluate the investment of 3D technology project, and it is found that the technical index occupies an important position. The feasibility of the index model in this paper is verified by case analysis, and the case selection is also of high research value.