1September, 1965, Xi 'an Power Rectifier Factory was established on the basis of the second workshop of Xi 'an Switching Rectifier Factory. At the same time, the rectifier research room of Shanghai Electric Appliance Research Institute and the sixth room of Beijing Electric Appliance Research Institute moved into this enterprise respectively.
In September, 200 1 year, Xi' an Power Rectifier Factory was transformed into Xi' an Power Rectifier Co., Ltd.;
In April 2008, after the establishment of china xd Co., Ltd., Xi 'an Xidian Power Rectifier Co., Ltd. became a wholly-owned subsidiary of china xd Co., Ltd.;
20 10 in may, Xi' an Xidian power rectifier co., ltd expanded its business scope and changed its name to "Xi' an Xidian power system co., ltd." in order to strengthen and expand the power electronics industry. At the same time, integrate the assets and technicians related to the power system business of Xi 'an High-voltage Electrical Apparatus Research Institute, and improve the system research, system integration and complete engineering capabilities of AC /DC transmission systems.
20 10 10, Xi 'an Xidian Power System Co., Ltd. reorganized Beijing Haopu Huaqing Electric Technology Co., Ltd. and renamed it "Beijing Xidian Huaqing Technology Co., Ltd.", which has the leading high-voltage frequency conversion technology in China and improved the research and development ability of new power electronic products.