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detector-mingqin environmental protection technologygarden network | guangdong mingqin environmental protection technology co., ltd. was established in 2009. headquartered in huangpu, guangzhou, it is a professional in environmental monitoring instruments and emergency monitoring instruments.garden network | detectors, portable non-methane total hydrocarbon analyzers and other products comprehensive high-tech enterprises, contact number: 400-1669-838people | fixed gas detection alarm instrumentgarden network | detector, online monitor of foul smell gas, nitrogen oxidespeople | atmospheric sampler-smoke sampler-smoke testergarden network | qingdao minghua electronicspeople |
qingdao minghua electronic instrument co., ltd. is committed to atmospheric samplers, smoke samplers, smoke testers, and dustcombustible gas detector solutions