黑龙江省为边疆省份,在长期的历史演变进程中,其疆域形成和发展具有极其明显和突出的特点,既有多变性、不固定性,又有民族性和地域性,进入近现代以来,黑龙江的疆域变化又和周边国家和世界形势密切相关。阐述疆域沿革,首先要明确疆域的内涵和外延,在历史语境中古代的疆域含义与现代意义上 Heilongjiang Province is a border province. In the course of long-term historical evolution, Heilongjiang Province has extremely obvious and prominent features in its formation and development. It has both variability, instability and ethnicity and regional characteristics. Since entering the modern age, The changes in the territories are closely related to the situation in neighboring countries and the world. To elaborate the evolution of the territory, we must first define the connotation and extension of the territory. In the context of the ancient territory in the historical context and in the modern sense