My professtional knowledge of power electronic, belongs to the strong and weak electricity technology, the photovoltaic (pv) grid inverter, active filter and reactive power compensator, intelligent charging pile and motor control drive circuit are used.Familiar with and can further research in electric cars, new energy electric power equipment such as various topologies.In the three years of work has accumulated a power electronic circuit in the design and application of instruments and equipment experience, a lot of circuit in the hardware circuit topology and components used are related, the basis of professional knowledge of my good, you can do further research and development work for different products.