CHANGEN

Electronic apparatus, namely, electronic display boards, plasma display boards, electronic display screens; Electronic frequency converters for high velocity electro motors; Measuring instrumentation and apparatus, namely, digitizers; Radios; Smartphones; Technical measuring, testing and checking apparatus and instruments for measuring, testing and checking the temperature, pressure, quantity and concentration of gas and liquids; Transmitters of electronic signals; Electronic and optical communications instruments and components, namely, optical transmitters; Electronic apparatus for the remote control of industrial operations; Telephones incorporating intercommunication systems