In order to improve the professional skills of the company's employees, the company organized a study tour to visit the Electrofused zirconium corundum brick factory. The main purpose of this visit is to improve the technology of refractory materials through communication with factory engineers.Through contact with production workshop management units and departments, employees have a better understanding of the entire production process of refractory materials, common equipment, and the selection of production raw materials. Enhance employees 'ability to connect theory with practice, and train employees' ability to analyze and solve problems.