19361October 10, the first, second and fourth armies of the Chinese Red Army of Workers and Peasants successfully joined forces in Huining, Gansu after a long March, and were led by Xu Xiangqian? The main force of the Red Fourth Front Army (Ninth Army, Thirty Army, Fifth Army, Cavalry Division and Women's Pioneer Group) led by Chen Changhao, on the order of the central authorities, crossed the Yellow River westward to cooperate with the brothers (first army) to carry out the Ningxia Campaign. After the troops crossed the Yellow River westward, the Ningxia Campaign could not be carried out because of the changes in the war situation. 1 1 On June 6th, Hexi Red Army General Command formulated the Battle Plan of Pingfan, Dagu (Jing), Gulang (Lang) and Liangzhou (Zhou) according to the requirements of the central authorities, aiming at destroying the enemy here. Since then, the Red Army in Hexi has embarked on a arduous journey into Hexi Corridor. Gulang is a battleground for military strategists in past dynasties, and it is also the only way for the Red Army to advance westward.

1 1 At the end of the first ten days of the month, the Red Army in Hexi was divided into three columns and headed for Hexi Corridor. The 30 th Army is the first column, led by the commander Cheng Shicai and the political commissar Li Xiannian. It is the right wing and runs straight into Dajing by a mountain. The 9 th Army is the second column, led by the commander Sun Yuqing and the political commissar Chen Haisong. It is the left wing, and it advances from Zhenlubao to Gulang County via Ganchaiwa and Hengliang Mountain. The 5th Army is the third column, led by the commander Dong Zhentang (193 1 one of the main leaders of Ningdu Uprising in) and the political commissar Chao Huang, followed by Wu Jiachuan and other places on the right side of the 30th Army, and the general headquarters started from Zhao Jiashui and followed the 30th Army. It entered Gulang territory on 1 1 9th. (The commentator explained with a sand table)

1 1 month 1 1 day, when the Red Army marched westward to Gulang Dajing, the Central Military Commission ordered the Hexi Army of the Red Fourth Army to be renamed as the marked army, and established a marked military and political committee to lead the work of the party, government and army. Chen Changhao was appointed as Chairman and General Political Commissar of the Military and Political Committee of the marked army, Xu Xiangqian as Vice Chairman and Commander-in-Chief, Wang Shusheng as Deputy Commander-in-Chief, Li Zhuoran as Director of Political Department and Te Li as Chief of Staff. At this point, marked the formal composition. Then he led his troops to continue westward.

1 1 month 1 1 day, after repelling the enemy and blocking along the road, the 30th Army arrived in Dajing via Xinbaozi, Majia Mogou and Peijiaying. The enemy troops on the defensive rode the infantry brigade of the 5th Division in Qiming Mountain, harassed at the south gate of Dajing City, and were attacked by the Red Army head-on. The Red Army closed its doors in the city and did not attack the city again. After treatment, the wounded prisoners were sent to the south gate and taken back by the enemy. On the same day, the Red 5 Army also arrived in Dajing. The two armies live in the countryside or outside the city at night. (Panoramic view of Dajingcheng and Qingshan Temple, with descendants of the marked army telling the story of the Red Army's visit to Dajing that year)

/kloc-on 0/2, the 30 th Army continued to advance westward. That night, it occupied the territory of Menbao (now Tumen Town). The enemy engineering barracks fled without fighting, and more than 300 remnants were surrounded by the Red Army on the Sujiadunzi in the passageway. The enemy was alone and under the military and political offensive of the Red Army, Ma Youming, the battalion commander of the engineering barracks, led his troops to surrender. In order to realize the sincerity of stopping the civil war and uniting against Japan, the Red Army put the prisoners back to the team or sponsored them to go home according to their personal wishes. More than 200 of them joined the Red Army. (The local insider tells about the situation of the Red Army stationed in Tumen)

At this time, the 5 th Army also arrived at Tumen. The enemy's main force is being attracted by the Red 9 Army in Gulang Mountain area. While resting, the two armies carried out local work, raised supplies and mobilized the masses to support the Red Army.

14, a mass meeting was held in Tumen Temple (now Tumen Health Center), and Li Zhuoran, director of the General Political Department, spoke at the meeting to publicize the anti-Japanese policy of China's * * * production party and expose Jiang Ma's crimes. After the meeting, all walks of life opened for business, and they were bought and sold in an orderly manner. The strict discipline, military style and noble moral sentiments of the Red Army "don't take the windfall, don't move, don't be close to the family" have won the support and support of the broad masses of the people. Then, the 30th Army, 5th Army and Headquarters set out from Tumen on1/month 16, passed through Wuwei and arrived in Yongchang on 18.