政区是国家行政管理的区域组织系统,实施国土管治的空间组织形式。无论海陆国土,只要纳入某个政区体系之内,即为国家领土主权范围。而从制度文化而言,行政建置也是一种国土划分和行政管理制度,无论对大陆还是海洋都具有同样重要的制度文化意义,对中国南海而言,历代中国政府都将这种海洋制度文化施之于南海广大海域,为中国对南海拥有领土主权的一个有力的历史证据。 The administrative district is a regional organization system of state administration and implements the spatial organization form of land administration. Regardless of land and sea territory, as long as the incorporation of a system within the political system, that is, the scope of national sovereignty. In terms of institutional culture, administrative construction is also a system of division of land and administrative management. It has an equally important institutional and cultural significance both for the mainland and the oceans. For the South China Sea, all previous Chinese governments have adopted this system of marine institutions Its application to vast areas in the South China Sea is a powerful historical evidence that China has territorial sovereignty over the South China Sea.