The character relationship tree is as follows:

Paul - The greatest achievement of the novel "How Steel Was Tempered" is the successful portrayal of Paul Kocha Jin is a typical image of a new communist who was trained by the Bolshevik Party and tempered in the flames of revolution and in a difficult environment.

Donya - Paul's first love, she is the daughter of a forest officer, pure, kind and beautiful. She once introduced the novel "Gadfly" to Paul, and this book inspired his thoughts.

Zhu Helai—a member of the Communist Party, a strong Red Army soldier, brave, resourceful, and good at leading and organizing the masses. He united the broad masses of workers and educators well in the revolutionary struggle. Countless young people, Paul was deeply educated and trained by him and grew up.

Artem - He is Paul's brother, a train driver, fitter, and chairman of the Municipal Soviet. He had the noble qualities of the working class and fought unremittingly against the enemy. He was Zhu Helai's best assistant.

Lida, an excellent Communist Party member, is the object of Paul's true love. She is beautiful, witty, dressed simply and smartly, and has a kind and firm heart. She loves work, is good at making suggestions, can actively respond to emergencies, and does not let her personal feelings affect the overall work situation. She clearly loves and hates, loves the communism she believes in, and has a tacit understanding with Paul.

Extended information:

"How the Steel Was Tempered" is a novel written by the former Soviet writer Nikolai Ostrovsky. By narrating the growth path of Paul Korchagin, the novel tells people that only by defeating the enemy in the hardships and hardships of the revolution can a person defeat himself. Only when his pursuit is linked to the interests of the motherland and the people can he be creative. Only when a miracle happens will he grow into an Iron Warrior.

"How Steel Was Tempered" is a famous work in Soviet socialist literature. The main achievement of the work is to shape the artistic model of Paul Korchagin. The author strictly follows the reality of life when portraying this character. He does not believe that Paul's strong will and strong character are innate, but believes that it is through heroic battles and hard work, hard study and strict discipline. It’s tempered.

The novel truly and profoundly depicts the vast picture of life in Ukraine before and after the October Revolution, and creates a glorious image of a generation of heroes represented by Paul Korchagin. By revealing Paul's resolute character who dared to overcome any hardships for the cause of the party and the people, the novel vividly tells the young generation what the communist ideal is and how to work hard for the communist ideal.

"How Steel Was Tempered" is deeply loved by readers for its vivid language, shocking spiritual power and thought-provoking philosophy of life.

Baidu Encyclopedia-How steel is made