Abstract:Internationalization has become an important strategic choice for emerging economies to catch up with innovation.This paper uses the data of 879 high-tech enterprises from 2014 to 2016 to conduct theoretical analysis and empirical tests on the effects of various internationalization behaviors on innovation performance.This study also break through traditional resources and learning concepts and validates the intermediary role of corporate absorptive capacity between internationalization behavior and innovation performance and the regulatory role of R&D investment.Research indicates:1.The internationalization behavior significantly promotes the improvement of corporate innovation performance,of which overseas talents have the strongest effect,followed by overseas exports,and overseas research and development are the weakest.2.The absorptive capacity of enterprises has an intermediary role between partial internationalization behaviors and innovation performance.3.R&D investment has a regulating effect between different internationalization behaviors and absorptive capacity, with different effects.