Introduction to the front hall of the branch: The display in the front hall of the branch shows the CCP's efforts to build and consolidate the Northeastern base area and the combat support of the people in the Northeastern base area to the Northeast Democratic Alliance Forces. It focuses on the strong support of the people in the North Manchurian and Western Manchurian base areas for the four wars and four peaces. , take root among the people and build a solid Northeast base.