Shenzhen Huayi Meter Co., Ltd.

[ Manufacturer Trader ]Main business are Apparatus, Instrument

Shanghai Exact Science Instrument Co., Ltd. Shanghai Huguan

[ Manufacturer ]Main business are Electric meter

Henan Dali Electronic Co., Ltd.

[ Manufacturer ]Main business are Quartz crystal frequency piece, Resonator.

Suzhou Henghe Ammeter Co., Ltd.

[ Trader ]Main business are Ammeter

Wenzhou Guangming Electric Meter Factory

[ Manufacturer Trader ]Main business are Switch board meter and its accessory.

Wuhan Kangda Electrical Co., Ltd.

[ Manufacturer ]Main business are High and low voltage digital and pointer insulation resistance ohmmeter, Electric ohmmeter.

Jiangsu Yixing Scientific Instrument Factory

[ Manufacturer ]Main business are Electric safety testing instrument.

Zhejiang Yongkang Thermotechnical Meter Factory

[ Manufacturer ]Main business are Temperature meter.

Wenzhou Kangshi Electromechanical Meter Co., Ltd.

[ Manufacturer Trader ]Main business are Electric meter

Shenzhen Bishengyuan Industrial Development Co., Ltd.

[ Trader ]Main business are Network equipment, Storage product, Instruments and meters, Communication product