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Company profile


  Sieyuan Electric Co., Ltd. (hereinafter referred to as "Sieyuan Electric "), established in December 1993, is a well-know listed company in China specialized in R&D of electric power technology, equipment manufacturing and engineering services. So far, it has been honored the titles of Innovative Company in Shanghai, National Key Torch Plan High-tech Enterprise, China Energy Equipment Top Ten Private Company, etc. At present, Sieyuan Electric has eight wholly owned and holding subsidiaries with a wide product range covering various specialized fields of T&D technology and equipment, including both of the primary and the secondary equipments. The main products and core technology have been reaching the leading advanced level in the world, and the Company provides the customers with unique electrical solutions for substation. 

  Sieyuan Electric, pursuing the enterprise mission of "making electricity transmission and distribution safer, more controllable and more efficient" and relying on complete product series and professional engineering design ability, provides mainstream power system operators as well as industrial and power generating (hydropower, wind power, solar power) clients from more than 60 countries and regions with innovative products, solutions and EPC project total package services.

  Sieyuan Electric mainly engaged in developing and manufacturing products like 126/145 kV, 252 kV, 550 kV Gas Insulated Switchgear (GIS), 550 kV and below Circuit Breakers/Disconnecting Switch, 550 kV and below Instrument Transformer, 1000 kV and below Power Capacitor as well as Electric Reactor, Electrical Testing Equipment, On-line Monitoring Equipment, Secondary System Monitoring Equipment, Power Quality Equipment (Dynamic Reactive Power Compensation and Harmonic Treatment Devices - SVG, Active Power Filter-APF, High-voltage Variable Frequency Speed Regulating Device - MVD, Dynamic Voltage Regulating Device - DVR, MCR Magnetic Control Reactor – SVC and other series), Electric Power Automation Equipment (complete sets of Automatic Tuning Arc Suppression Coil and Grounding Line Selection Device, etc.), a number of which have reached the international or domestic leading level.

  Sieyuan Electric has been devoting to the electric power, metallurgy, railway, petrochemical, coal, ports and other industries. The Company has provided high quality power electric equipment and reliable technology for Shanghai Maglev, Shanghai World Expo, Qinshan Nuclear Power Plant, Xiangjiaba-Shanghai 800 kV UHV DC Transmission Demonstration Project, Yunnan-Guangdong 800 kV UHV DC Transmission Project, East Shore of Xiluodu-Zhejiang Jinhua ± 800 kV UHV DC Transmission Project, Southeast of Shanxi-Nanyang-Jingmen 1000 kV UHV Extension Project, the Beijing Olympic Games, the World Cup in Brazil, CNPC 10m Ton Oil Refining Project in Xinjiang Dushanzi, Nanning Railway Hub Station and other major projects at home and abroad.


  Taking a broad and long-term view, Sieyuan Electric adheres to the principle of customer first, devotes itself to manufacturing world-leading products, providing satisfactory service, creating value and success for customers and eventually making Sieyuan Electric a world-class brand.


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