Composite insulator, lightning arrester, fuse, high-voltage switch, wall bushing, reactor, wave trap, transformer (dry and oil immersed), high and low voltage distribution cabinet, etc

In logging tool products such as instrument casing, mandrel, calibration device, insulated electrode ring, coil framework, bearing bracket, three-layer tube, etc

Insulating components in high-voltage electrical appliances such as composite insulators, lightning arresters, spacers, and high-voltage current limiting fuses for electrified railways