Walking into the prologue hall of the history museum, you will see a magnificent scene of white mountains and black waters created by white reliefs and black marble floors. The mountains and rivers are connected and integrated, symbolizing the beauty and richness of the great rivers and mountains. It was on this land that the people of Northeast China waged an indomitable and arduous struggle against Japan. Combining the images of Xia Wenyun, Luo Dayu and others into Yun Tianming.