Macmic Science & Technology Co.Ltd(688711) released the performance express. In 2021, the company realized an operating revenue of 523164974.76 yuan, an increase of 57.76% over the same period of last year; The net profit attributable to the owners of the parent company was 63828784.12 yuan, an increase of 139.62% over the same period last year. The basic earnings per share is 0.7406 yuan. During the reporting period, the company's downstream applications such as new energy, electric vehicles, industrial control and other fields flourished, and there was a strong demand for domestic IGBT and Fred power semiconductor devices.