以中原王朝为中心的服事制、郡县制、羁縻制 ,最后构成中华多元一体的疆域观念与制度 ,充分体现了中华帝国的统治体系与秩序。古代东北地区的疆域史与边疆政策史均属于中华疆域史的范畴 ,呈现为东北地区与中华帝国的紧密联系与不可分割。 The service system, the county system and the jiading system centering on the Central Plains dynasties finally formed the concept and system of the multi-dimensional territory of the Chinese nation, fully embodying the governing system and order of the Chinese imperialism. The history of frontier and frontier policy in the northeast of China all belong to the category of the history of territory in China, showing the close connection and indivisibility between the northeast region and the Chinese Empire.