Function: Metal containing magnesium can be used to manufacture various alloy materials with light weight, high strength and corrosion resistance, such as Magnalium, magnesium manganese alloy, magnesium calcium alloy, etc; It can also be used as optical materials, such as reflectors, radiation shielding materials, lighting equipment, etc; It can also be used as anti-corrosion materials, such as gaskets, pipes and other components in oil wells, nuclear reactors and other occasions, which can effectively improve the service life of equipment; In addition, magnesium ingots can also be used as rocket fuel, smelting materials, and smelting materials for refining metals such as copper and aluminum, improving the purity of the metals.