How Steel Was Tempered was a novel by Ostrovsky of the Soviet Union, first published in 1932. The novel described the growth of a young worker in the 19th century in the Soviet Union. It depicted the story of his self-realization through labor, study, and struggle under difficult conditions. How Steel Was Tempered deeply reflected the various contradictions and problems of the Soviet Union's social reality, as well as the fighting spirit and collectivistic thoughts of the Soviet workers. The novel centered on the protagonist, Pavel Kochagin. Through his experience, it showed the growth of the Soviet workers and soldiers in the war and revolution, and also revealed the drawbacks and limitations of the old system and old ideas. How Steel Was Tempered not only caused a sensation in the Soviet Union at that time, but also gained widespread recognition and praise around the world. It was hailed as a classic work that reflected the working life of the Soviet Union. The novel has also been translated into many languages and has a wide readership around the world.