1August, 937, went to northwest Shanxi with the Eighth Route Army120th Division.
1938 March into Jizhong with the army.
1in the autumn of 939, he served as the commander of the Eighth Army Division of Jizhong Military Region, organized the military and civilians to fight against the Japanese puppet troops, and consolidated and developed the anti-Japanese base areas in Jizhong.
1939, 1 At the beginning of the year, Changde Mountain followed He Long from Yan 'an, braved the cold and snowstorm, traveled thousands of miles day and night, arrived in Jizhong at the end of 1, and smashed the enemy's third, fourth and fifth battle siege in April of 1.
1In August, 940, the Eighth Route Army launched a "Hundred Regiments War" against Japan. He commanded Ouyang Lin, head of the 23rd Regiment of the Eighth Division, head of the 34th Division, Li Shilong, captain of the 41st District Team, Yu, the county magistrate and guerrilla battalion chief of Jiaohe County, and Ding, the 33rd District Team, to launch a large-scale traffic blocking war under the unified deployment of the Jizhong Military Region.
1In May, 942, the Japanese army concentrated more than 50,000 troops to launch the "May Day Sweeping" against the anti-Japanese base areas in Jizhong, and implemented the so-called "iron wall encirclement", "dragnet sweeping" and "comb sweeping" tactics. Changde Mountain and Wang Yuanyin, political commissar of the division, led the 2nd Battalion of the 23rd Regiment. Under the condition of being surrounded by Japanese troops, they commanded troops to avoid reality, mobilized the masses to clear the field and dealt with the enemy skillfully, and led Yao Guomin, head of the 23rd Regiment of Jizhong Military Region, to fight bloody battles with the enemy, crushing the cruel "mopping up" of the enemy.
1at dawn on June 8th, 942, the troops moved to Xue Cun, Suning County, Hebei Province, and just after encamped, they fell into the encirclement of the Japanese army. In a crisis, he ordered the guards to destroy all the documents they carried, and asked government cadres and confidential personnel to take off their military uniforms and put on plain clothes to break through the wheat fields. He grabbed a machine gun and shot himself, killing the enemies who rushed up one by one. When his left hand was injured, he leaned his shoulder against the machine gun and continued shooting with his right hand. He was shot more than twenty times and died heroically in the battle of Zhangzhuang.