Introduction to the main exhibition hall: The Sixth Exhibition Hall system reflects the Sixth Division of the New Fourth Army and the Anti-Japanese Base Area in Southern Jiangsu against rural clearing and encirclement and suppression, fighting against the Japanese and puppet troops in the pinch, consolidating and developing the Anti-Japanese Base Area, and the Sixteenth Brigade of the New Fourth Army Developing southward, advancing into western Zhejiang, opening up anti-Japanese base areas on the Jiangsu, Zhejiang, and Anhui frontiers, opening up anti-Japanese base areas behind enemy lines in eastern Zhejiang, and moving the main force of the First Division of the New Fourth Army southward to establish the Jiangsu-Zhejiang Military Region. The seventh exhibition hall mainly tells the historical process of the New Fourth Army being incorporated into the People's Liberation Army after the victory of the Anti-Japanese War. It specifically reflects Japan's unconditional surrender, the New Fourth Army's glorious record of persisting in the War of Resistance in Central China, the Chongqing negotiations to crush the Kuomintang's all-out attack, and the formation of the East China Field Army to continue fighting for the cause of national liberation. great turning point in history.