Abstract: In the context of deep transformations of the global political and economic structure, characterized by the strengthening of the East's position and the weakening of the West's influence, Russia is accelerating the implementation of the strategy of "Turning to the East." The Northeast of China and the Russian Far East are geographically neighboring regions with deep historical experience of cooperation and real prerequisites for its development. In this article, the subject of the study is cooperation between China and Russia in the Northeast-Far East region, the object is the policy of "turning to the East". From the point of view of energy security, cross-border corridors, agricultural development, industrial cooperation, the author analyzes in detail the development process and the current state of cooperation, as well as the opportunities and challenges facing it. The purpose of the study is to analyze the influence of geopolitical and economic factors on the interaction of the parties. Studying this cooperation will help us understand the development of relations between the two sides and will contribute to improving the quality and modernization of the Sino-Russian comprehensive strategic partnership in the new era. This article uses historical-genetic, comparative, deductive and other research methods aimed at conducting a comprehensive and in-depth analysis of the research content. The main conclusions of the study are of great practical importance for cooperation in the Northeast-Far East region between China and Russia. At the level of government policy of the two countries, practical recommendations of this study can improve policy guidance in the field of energy transmission, cross-border transportation, cultural exchanges, etc. At the level of local cooperation, the research results can also serve as a guideline for small and medium-sized enterprises of the two countries in the direction of complementary cooperation. The novelty of the research lies in the fact that this article goes beyond the traditional unified view, analyzing the prospects for cooperation in terms of geopolitics, economic complementarity and other areas, providing new ideas for research in this field. At the same time, in the course of the research, the author put forward a model of triple cooperation "resources – production capacity – market" in order to facilitate the transition of bilateral cooperation from simple trade exchanges to deep industrial integration.