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Shenzhen Changhong Technology Co., Ltd. is a high-tech enterprise founded in 2002. For more than 20 years, we have been committed to the research and development, production and sales of hundreds of water quality monitoring instruments such as COD determinators, ammonia nitrogen determinators, total phosphorus determinators, total nitrogen determinators, and various water quality heavy metals and inorganic compounds. Product technology involves computer, MCU software and hardware, optics, chemical analysis and other technical fields.
The company's current products mainly include: COD tester, ammonia nitrogen tester, total phosphorus tester, total nitrogen tester, turbidimeter, residual chlorine tester,... More-
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