CLP Puri Power Engineering Co., Ltd. belongs to Nanrui Group Co., Ltd., a unit directly under the State Grid, and is committed to the application of ultra/ultra-high voltage flexible AC DC transmission technology, research and development of key technologies and equipment of DC power grid, power quality monitoring and consultation, power grid monitoring, intelligent distribution, energy-saving technology application and integration of non-nuclear complete equipment in nuclear power plants. It is the first national high-tech enterprise in China and the third in the world to fully master the technology and manufacturing of UHV DC converter valve and flexible DC complete equipment, and the first national high-tech enterprise in the world to fully master the technology and manufacturing of UHV series compensation and UHV controllable high impedance complete equipment, leading the development and application of power electronics technology.