Seventy-eight years ago today, on December 2, 1947 (October 20, 1947), the Kuomintang and Communist armies dealt in the Dabie Mountains. Chen Su's army destroyed all the railways between Zhengzhou, Xinyang and Longhai Road in the southern section of Pinghan Road, and Kaifeng and Zhengzhou in the eastern section of Longhai Road. On December 2, 1947, the Kuomintang army mobilized 33 brigades and was under the unified command of "Minister of Defense" Bai Chongxi at the Jiujiang command post. It took a combination of military offensive and political inducement, and a combination of siege and suppression to launch a siege of the Dabie Mountains. The Central Military Commission of the Communist Party of China decided that Liu Deng's field army would maintain the Dabie Mountains' internal line as the main force; Chen Su and Chen Xie's armies launched a breakout battle against Pinghan and Longhai Road, and mobilized the Kuomintang army that besieged the Dabie Mountains "until the enemy's attack on the Dabie Mountains was crushed Liu Deng decided that Liu Bocheng would lead a force to the Tongbai and Jianghan areas west of Pinghan Road to launch and create new base areas; Deng Xiaoping would lead the main force to stick to the Dabie Mountains. The policy adopted was "the enemy is inward and I am outward, the enemy is outward, and I am also outward". On the 3rd, the Kuomintang army occupied Lihuang, Luori, Yingshan and other places, and continued to compress towards the central area. The sixth column of Liu Deng's field army took advantage of the void to attack a part of the Kuomintang army in Songbu. From the 8th to the 15th, the second, third, and sixth columns respectively jumped out of the joint attack circle, and the brigade and regiment adopted the tactics of "small troops to contain the big enemy, and large troops to eliminate the small enemy". At the same time, another three columns of Liu Deng's field army entered the Tongbai, Jianghan and Huaixi areas in the first half of the year. Chen Su, Chen Xie two armies launched on the 13th Pinghan, Longhai Road destruction war, to 22, a total of more than 400 kilometers of road, annihilated more than 20,000 enemy, conquered Xuchang, West Equality County 23, the Kuomintang army to regain control of Pinghan Road, to Sun Yuanliang's main corps southward from Zhengzhou, and the original in the west of Henan Fifth Corps Department northward, pincer the People's Liberation Army, Chen Su, Chen Xie two armies in the morning of the 25th to 27th, annihilated the third division in the Xiping area, and in the 29th siege of the mountain, heavy damage by the Dabie Mountain reinforcements reorganized 20th Division, forcing the Kuomintang army once again from the Dabie Mountain nearly 3 reorganized division reinforcements Pinghan Road. 3, Chen Su, Chen Xie two armies retreat from the mountain. This battle wiped out more than 69,000 Kuomintang troops. Su Yu (right) and Chen Geng (left) at the front line Commander Liu Bocheng made a summary report on the southern expedition. When Liu and Deng's field troops attacked Jianghan and Tongbai areas, they passed through the Ruhe River in the wind and snow