The article discusses the theoretical and methodological foundations of the study of integration processes and their practical testing. One of the most important areas for im-proving the efficiency of production and the country's economy is the development of foreign eco-nomic activity in the region. The activities of the foreign trade operations on the regional level implies economic benefits in the future. Establishing international business relations is necessary in order to increase the volume of exports, and as a result, companies receive more profit. State participation in the development of foreign economic activity in the region is to create favorable conditions for its development at the national (system of support and regulation of foreign eco-nomic activity) and interstate (in the framework of cooperation with foreign countries and partic-ipation in international organizations and forums) levels.