The company was founded in 1991 and is a national high-tech enterprise integrating professional independent design, R&D, production and sales of all kinds of measuring instruments. It is the chairman unit of the Shenzhen Instrumentation and Automation Industry Association, the vice-chairman unit of the China Indoor Environment Purification Industry Alliance, the vice-chairman unit of the Guangdong Indoor Environmental Hygiene Industry Association, a participant in the “Indoor Air Quality Classification for Infants and Toddlers” standard and the “Filter Air Purifier Particulate Matter Performance Rating” standard, and the drafting unit for the national standard for the “Infrared Human Surface Temperature Rapid Screening Instrument”. The company's business mainly involves R&D, production and sales of test and measuring instruments products. Main products: professional multi-channel particulate matter counters, professional PM2.5 air quality detectors, professional temperature and humidity measuring instruments, high-precision dew point thermometers, high-precision anemometers, high-precision illuminance meters, high-precision pressure difference meters, sound level meters, nuclear radiation leak detectors, etc.; Leyu series smart thermometers, 8807 series household thermometers, professional 8806 series, customer-specific with Bluetooth and USB, NB-IoT series, multi-pixel dot matrix thermometers, etc.; thermal imaging multimeter (such as DT-9889), thermal imaging clamp meter (such as DT-DT-DT-DT-DT-DT-DT-DT-) 9581), thermal imager Insulation table (such as DT-6509), etc. Corporate honors: It has won honorary titles such as “National High-tech Enterprise”, “Top 100 Taxpayer Enterprises”, “Shenzhen Famous Brand” and “Leading Enterprise”. It is the vice chairman unit of the China Indoor Environmental Cleaning Industry Alliance, the vice-chairman unit of the Guangdong Indoor Environmental Hygiene Industry Association, the “Infant Indoor Air Quality Classification” standard and the “Filtered Air Purifier Particulate Matter Purification Performance Rating” standard, and is the drafting unit for the national standard of “Infrared Human Surface Temperature Rapid Screening Instrument”.
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