Abstract： After the Second World War， has undergone a profound sea change in the form of human understanding and use of the oceans into a new era， the era of the development needs of the rich theory of sea power and development. And China has a lack of systematic and profound practical and theoretical significance of the marine theory. "United Nations Convention on Law of the Sea，" enters into force， the international situation has undergone profound sea changes， concerns and safeguard China's maritime rights and interests have become increasingly necessary and urgent. This article from the geopolitical point of view of China's maritime rights and interests of a preliminary study. From a geopolitical point of view of the status quo of China's maritime rights and interests of preliminary exploration， a comprehensive analysis of the challenges facing China's marine rights and interests， and safeguard China's maritime rights and interests on how to put forward their own views. Discusses the focus from the many challenges facing China's marine rights and interests， and made sea power by enhancing the implementation of an active foreign policy， improve maritime legislation to raise the concept of the ocean， marine science and technology to develop effective means to safeguard China's maritime rights and interests.