On the Mountain of Tai Hang tells the story of the Sino-Japanese war and the commander-in-chief, Zhu De, leading the main force of the Eighth Route Army to the battlefront against the Japanese invaders. Presented are several important campaigns, from September 1937 to May 1940, including the Pingxingguan victory, the surprise attack on Yangmingbao, Xinkou campaign and Huangtuling campaign, where Abuguixiu, lieutenant general of the Japanese army, was shot down. The film also reflects the close relationship between the Eighth Route Army and the people.
Dongdong's father financially supports the family with low wages alone. However, he quitted his job in order to retain his colleague's job, because he sympathy her, who is a single mother. This made their living became worse, and drove his mother left with her past lovers. To earn living, Dongdong has to work with his father and lost the chance of schooling. Missing mother drives them nuts, and they decided to go to Dalin to find her. The journey of searching mother begins.
This film tells the story of Zhang Si De, a model of the Chinese People's Liberation Army. In the late period of the War of Resistance Against Japan, Yan'an was in a mass production movement. The service soldier Zhang Si De (Wu Jun) is honest, unspoken, never invites merits for doing good things, works hard and never complains, and devotes himself to the Chinese revolutionary cause.