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The young man, called Li Yuan, flashed a glimmer of excitement in his eyes and bowed respectfully, saying: "Thank you, Director Tang, thank you, teachers.",However, Li Yuan's answer made the male doctor with a Mediterranean hairstyle beside Director Tang very happy. He smiled and said, "That's right, our working class is still the most glorious! Li Yuan, I remember you came to our rolling mill through the donation program in 1954 Back then, you were still a rural household registration. After you came to the factory, you took the vocational high school exam",Li Yuan nodded happily and said, "Yes, thank you for your encouragement, Director Sun!"。