Sieyuan Group Co., Ltd. was founded in 1965, as a manufacturer of power transmission, distribution, protection, metering equipment, the voltage up to 750kV. All of our products have passed type test according to IEC standard.It engages in the manufacturing and sales of power transformers, distribution transformers, HV surge arrestors, transformers, insulators, MV&LV switchgears, prefabricated substations, etc. Moreover, it carries out electric power projects. Its products are applied in important domestic projects, such as Chinese State Grid, the Grid South, West-East Electricity Transmission Project, West-East Gas Transmission Project, the Three Gorges Project, the Beijing-Tibet Railway Project, China Central Television, China Capital International Airport, etc. Also, its products are introduced to overseas projects of over 30 countries, like Russia, Japan, Italy, Australia, India, Vietnam, Congo, Nigeria, Columbia, etc. 

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