Are the foremen in the magnesium factory tired of their work?

The foreman of the magnesium factory is very tired. According to relevant data, the foreman of magnesium plant has to work 10 ~ 12 hours on average, and the whole process of slag tapping and tapping of blast furnace must be completed in high-intensity time to ensure continuous and balanced production of blast furnace. The workflow is simple but the operation is very tiring.