Enterprise qualification

Engineering Technology Research Center for intelligent testing and metering of variable frequency power National Engineering Technology Center of variable frequency power measuring instrument metering station    hangsha little giant enterprise

 Intellectual property pilot enterprises              High tech enterprise certificate               Grade a credit certificate for tax payment                    

Software enterprise certification          Safety production standardization enterprise          Prize for science and technology progresses            

Computer software copyright registration certificate       Quality management system certification         CE safety certification

Calibration certificate of national high voltage metering station Test certificate of Hunan Institute of Metrology and testing Calibration certificate of Hunan Institute of Metrology and testing

Calibration certificate of China Institute of Metrology DKD certification of German Federal Laboratory of Physics Quality inspection and test report of electrical equipment in power industry