Recently, Baiyin Nonferrous Copper Company put into operation a 200-ton annual production capacity of crude selenium deep processing production line melting furnace, marking a solid step in the company's comprehensive utilization of existing resources and development. It is reported that the crude selenium purification project is an important measure for the company to implement the new pattern of modern industrial development of Baiyin Group's "One body and two wings" and the "1245" development plan. The project focuses on the optimization of the existing comprehensive utilization system capacity allocation, maximizes the activation of idle resources, and is an innovative practice to improve the variety of high value-added products and extend the industrial chain. After the project is put into operation, it can effectively create new points of efficiency growth, and can create economic benefits of more than 32 million yuan per year at the current market price, thereby improving the company's efficiency and development quality.