In April, the CNMC Daye Smelter has completed the transformation and upgrading, and the plant area is clean and the air is fresh, which is refreshing.The new intelligent operation center has been put into operation, realizing remote one-key shaking furnace, and remote centralized control of copper smelting converter is the first in China. A 70-year-old factory is radiating new vitality and vitality, making great strides towards a modern intelligent green copper smelting plant.Water control, gas