Jixi Zhengqiang Instrument Meter Co., Ltd.
[ Manufacturer ]Main business are Instrument for KWH meter
Harbin Tianneng Precision Instrument And Meter Factory
[ Manufacturer Trader ]Main business are Pressure gauge, Thermometer, Flowmeter, Control meter
Harbin Tongji Automatic Complete Equipment Co., Ltd.
[ Trader ]Main business are Liquid level measurement and control technique product, Explosion-proof equipment