Abstract:Taking the heavy pollution enterprises in Shaanxi Province as the research object, from the perspective of technological transition, this paper analyzes the technological transition mode of heavy polluting enterprises in Shaanxi Province and its relationship with the transformation and upgrading mode, and then puts forward five technological transition-based transformation and upgrading modes of heavy polluting enterprises in Shaanxi Province: production process reorganization, waste treatment process upgrading, product upgrading, management upgrading and sales mode upgrading; and further elaborated the operation mechanism of the transformation and upgrading modes, and used SEM model to conduct empirical analysis on the transformation and upgrading effect of each mode, the results show that the five modes have a positive impact on enterprise transformation, and the effect of production process reorganization and management upgrading is relatively obvious; promoting the intelligent production process and information management of enterprises becomes the focus of transformation and upgrading of heavy pollution enterprises in Shaanxi Province.