We areA leading global provider of innovative infrared imaging systems and advanced vision and surveillance solutions more than 20 years.Ray China has the gloabl leading core R & D capability and technique with" No Shutting, Non-uniformity Calibrating Technology" (NST). We provide thermal imaging cores and thermal cameras including 2 series----temperature measuring and video surveillance.  Our products covers fire prevention and detection thermal imager(including active and passive fire fighting), on-line temperaturare monitoring thermal imager, handheld thermography,marine used thermal imager, vehicle mounted PTZ thermal imager etc. Our products are widely applied in more than 10 fields such as electric power, fire prevention, petrochemical, industry inspection and maintenance, metallurgy, inspection and quarantee,transportation, public security and marine affairs all over the world.