Baoding Mingrui Photoelectric Technology Co., Ltd.

[ Manufacturer ]Main business are Low current earthing routing unit, Transformer neutral ground resistance cabinet, Transformer neutral point gapping protecting equipment, Harmony eliminating resistor

Baoding Litian Electric Co., Ltd.

[ Manufacturer ]Main business are Instrument, Meter, Mutual-inductor, Switch cabinet, Relay protection and automated assembly, Software.

Hebei Haituo Electromechanical Technology Co., Ltd.

[ Manufacturer ]Main business are Supersonic generator, Ultrasonic die polishing machine, Ultrasonic engraving machine, Ultrasonic impact equipment, Ultrasonic cutting machine, Ultrasonic level meter, Radar level gauge, Liquidometer, Ultrasonic grinder, Transducer

Hebei Chaochuang Electronic Technology Co., Ltd.

[ Manufacturer ]Main business are DC power supply test equipment, Accumulator