How Steel Was Tempered was a novel written by Ostrovsky of the Soviet Union, which was first published in 1932. The protagonist of the novel, Pavel Kochagin, grew up in the industrial period of the Soviet Union. He experienced the roles of factory workers, soldiers, political representatives, etc. Through his own experience and efforts, he gradually grew into a thoughtful and responsible revolutionary. The novel focuses on the growth of Kochagin, showing the process of the Soviet Union's industrial construction, the lives and fates of workers, soldiers, and revolutions, and also reflecting the political, economic, and cultural conditions of the Soviet society at that time. From the perspective of Kochagin, the novel deeply reveals some contradictions and problems in the process of industrialization, such as workers 'rights, soldiers' training, political propaganda, etc. At the same time, it also shows the firm belief, fearless courage and selfless dedication of the Soviet Revolutionaries. The novel was deeply loved by readers and hailed as a classic of Soviet literature, which had a profound impact on later literature, art, and social movements.