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              Gri Instrument Gri Instrument
              Gri Instrument Gas detector Excellent Manufacturer

              Products

              Projects

              Company Profile

              Gas sensor/Gas detector/Gas analyzer/Data acquisition system Excellent Manufacturer

              • 14
                Years in industry
              • 2000+
                Total floorspace(㎡)
              • 30+
                Patents

              Hunan Guorui (GRI) Instrument Co., Ltd. was established in October 2009 in Changsha, Hunan Province, a high-tech enterprise integrating design, R&D, production and sales of advanced s...

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