The founding of Xian XD Power Systems Co., Ltd (former Xian XD Power Rectifier Co., Ltd) in 1956 was one of the 156 major projects in the first Five-year plan of China.
Xian XD Power Systems Co., Ltd, locating at ancient Xian city and belonging to China XD Group (subordinated to SASAC), is one of the key enterprises in China XD Electric Co., Ltd, and also the managerial and technical leading company for most of the power electronic enterprises in China.
Dedicating in study, development and manufacture of power electronic products, Xian XD Power Systems Co., Ltd serves as a main supplier in China for HVDC transmission valves and associated equipments.
By constant study and technical innovation, Xian XD Power Systems Co., Ltd make great contribution to Chinese economic growth, keeping on with internationally advanced technology and gaining over hundreds of prizes for science and technology progress at state, departmental, provincial and city levels.
Xian XD Power Systems Co., Ltd developed the first large power semiconductor and the first SVC device in China, developed thyristor valves for the first HVDC transmission project in China (Zhoushan-Ningbo DC Transmission Project), and supplied thyristor valves for over ten DC transmission projects, filling many gaps in this field and smashing up monopoly by overseas companies.
By the efforts over half a century, Xian XD Power Systems Co., Ltd becomes a large production and scientific research base for power electronic products with great scientific research output and level. By training a technical group with rich experience and spirit of innovation, owning internationally advanced EHVDC and UHVDC production lines both for LTT and ETT thyristor valves, and by founding an advanced technical research and test center for key components, Xian XD Power Systems Co., Ltd achieves great leap-forward development with great scientific researching and testing strength.
