Changzhou Kanghua Instrument Manufacturing Factory (formerly known as Jintan Kanghua Electronic Instrument Manufacturing Factory), located at No. 229 Jincheng South Road, Jintan District, Changzhou City, Jiangsu Province, is a technology-based enterprise specializing in the production of gas detectors, ionization chamber inspection instruments, inhalable particulate matter analyzers, environmental gamma and X-ray dose rate meters, nuclear radiation detectors, personal dose alarm devices, microwave leakage energy testers, water quality detectors, electronic lung capacity meters, standard sampling equipment, soil samplers, atmospheric samplers, water quality samplers, water quality automatic samplers, sediment samplers, sludge samplers, dust samplers, air microbial samplers, medium flow samplers, and services. We mainly produce four series of teaching instruments, epidemic prevention instruments, analytical instruments, experimental instruments, and nearly a hundred products. Widely used in various fields around the world, such as teaching, chemical engineering, scientific research, environmental protection, metallurgy, etc.