At present, there are more than 20 silicon carbide concept stocks on the A stock market. Among them, Jingsheng Electromechanical, SAN 'an Optoelectronics, Star semiconductor, New clean energy, Shuangliang energy saving, Megmet, Luxiao Technology and other stocks have more than 10 institutional ratings. From the consensus forecast of institutional net profit growth, most stocks are expected to have high net profit growth this year, next year and 2023. Data treasure statistics show that the three years of net profit growth rate of SAN 'an Optoelectronics, star semiconductor, Shuangliang energy saving stocks are expected to exceed 30%, Jingsheng electromechanical, new clean energy, Megmet and other stocks are expected to exceed 20%.