This essay investigates the “Sinicization of Christianity” from an academic standpoint. The goal of this essay is: The objective and rational discussion on how Christianity could be able to meld into Chinese culture, the Chinese nation, and in particular, contemporary Chinese society. The investigation is presented in three parts: a comparison between the histories of Christianity in China and Korea, a study of the ecological situation of religions in contemporary China, and, finally, new developments in international research on inter-religious dialogue. The article concludes that social practice should be the main criterion for testing religious faith. Furthermore, based on China’s current conditions, the best course for the Sinicization of Christianity is its achieving positive and important contributions to the continued reform and opening-up of Chinese society as well as to its development and progress.