Japanese troops round up Chinese and Russian prisoners of war and take them to unit 731, where they're horribly tortured and experimented on to test new biological weapons.

The Deputy Director of the Qinshan County Bureau of Commerce makes poor business decisions and opposes his daughter's relationship with a man who points out the Deputy Director's errors.

A steel plant staff is in conflict over whether to use domestic materials or continue importing from the Soviet Union after the Soviet Union adopts an anti-Chinese position in 1972.

Shot during 1976 to support the policy of Gang of four. The film wasn't released through normal distribution channels but shown as a cautionary example to criticize.