(VLR) In global map, most deep-water ports are located in strategic positions of economy, politics and defense. Developed countries and developing countries as well like Japan, the U.S, France, Netherlands, Korea, Singapore, Thailand, China… has been making good use of their deep-water port systems and their coastal economic zones as well. To Vietnam, the key economic zone of the Central region founded from sea economic field is on its way to be a powerful sea economic axis not only of the central region and Tay Nguyen area and South East Asia area and Greater Mekong Subregion in the future.