Affected by the current price war in the white alumina abrasive industry, part of companies only smelt white corundum at night when the electricity price is low in order to save production costs. When the electricity price is high during the day, they hurriedly shut down the furnace. Therefore, the smelting time and smelting of white corundum blocks The temperature is difficult to guarantee, and the quality of the products varies. However, YUFA Group does not take into account the difference in electricity price costs, does not relax the standards in the time and temperature control of smelting, insists on producing quality products, and wins market recognition and affirmation in the competition with stable product quality.