As the important security and the executive institutions, the marine management organizations are mainly in charge of the marine administration. The Marine Management System is established for the purpose of meeting the demands of the national economic construction and defending the marine rights and interests. It is the Marine Management System which protects the marine environment, develops marine production and coordinates the relationship among the departments involving the ocean. The important basic factors which determine the national marine management system and its management functions are seen in the following,

• The marine geological location, natural environment, resources condition and the status which the ocean occupies in the national development.
• In the countries with different political systems, the marine management systems are different.
• The marine management system also reflects a nation¡¯s marine policy.
• The marine management system also develops with the continuous enlarged size of marine exploitation.