1September 1994-1July 1996, Master of Welding Power Electronic Equipment, School of Materials Science and Engineering, Harbin Institute of Technology, excellent graduation thesis, excellent graduate.
1September 1996 ──1June 1999, Ph.D. in welding power electronic equipment, School of Materials Science and Engineering, Harbin Institute of Technology. The doctoral project is soft-switching transformation and harmonic suppression of arc welding inverter power supply.
1August, 1999 to June, 20001did postdoctoral research in the postdoctoral mobile station of mechanical design and theory of Beijing University of Technology, mainly engaged in the electromagnetic compatibility and reliability of new welding power supply and material electro-machining equipment, and undertook a number of vertical fund projects and horizontal development projects.