With the arrival of a new batch of young workers in ordinary positions in the foundry workshop—a new batch of technical school students, Guo Guozhu and his classmates, when they were used to seeing the phenomenon that skilled workers left the workshop one after another and found it difficult to stay in the front line of work, did not report hope. As well as the workers and masters, in the life of the workshop, they have harvested different happiness and ups and downs.