ZY-LDD

Camcorders; Computer screen saver software, recorded on computer media; Electronic apparatus for the remote control of industrial operations; Infrared detectors; Instruments for measuring length; Measuring instrumentation and apparatus, namely, digitizers; Remote control starters for vehicles; Surveying instruments; Surveying machines and instruments; Technical measuring, testing and checking apparatus and instruments for measuring, testing and checking the temperature, pressure, quantity and concentration of gas and liquids

Calibration; Computer software design; Geological prospecting; Land surveying; Product quality testing; Research and development of new products for others; Research in the field of environmental protection; Scientific research; Surveying; Technical surveying