owning a large group of professional techniciansmanagementpersonnel, internationally advanced equipments imported fromGermanAmerica, 42m high plant with 2×300 tons cranetest hall for3000kV impulse voltagepower frequency test, is specialized inmanufacturing oil-immersed power transformer, auto-transformer,special transformerreactorother transformationtransmissionequipments up to 1000kVbelow. Particularly, transformer project of"Double Million" (1000kV, 1000kVA) has been completedput intorunning which will supply high quality products for super voltageextreme high grid.