With the continuous strengthening of the protection of rare earth resources and the development of downstream applications, sintered NdFeB magnetic steel is facing new challenges. Ketian Magnet's Shuanggao grade magnetic steel adopts the latest grain boundary diffusion process and obtains the characteristics of double high remanence and coercivity with limited heavy rare earth input. Used in new energy vehicle drive motor (HEV / EV), inverter air conditioner compressor, various servo motors and other industries. While continuously developing high-end products, it also contributes to the protection of rare earth resources.