East Asia draws the special attention of the world community thanks to its strategic position with many hot issues and dramatic achievements in economic development. East Asia has been considered the worlds leading economic region with positive contributions to the global growth in the past many decades. The high dynamics and economic growth of East Asia have helped to weaken the world crisis and increase the chance of global recovery. To ASEAN, East Asia is a direct environment with both opportunities and challenges. In the context of increasing regional integration, ASEAN has made important adjustments so that it can cooperate more actively and comprehensively and become an integral part of East Asia via the mechanism and process in which it is taking the proactive role. Integrating to East Asia is very important to Vietnam since it brings many long-term advantages and helps to enhance the adaptability of the economy for greater benefits in a larger free trade area. The article puts forth some proposals for Vietnam to strengthen its cooperation with East Asia, contributing to the national industrialization and modernization cause.