Chengdu hope Electronics Research Institute Co., Ltd. is the technology research and new product development center of hope Senlan Technology Co., Ltd. It is committed to the research, development and application of variable frequency speed regulation technology, application control technology, power electronics high-tech, energy and environmental technology, and has been engaged in the research, development and application of quasi superconductivity control technology, harmonic suppression technology, EMC technology, torque vector control technology, etc. There are many major innovations and breakthroughs in thermal design technology of power electronic equipment.