Special Gases:Innovation, development, innovation, and further development
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Special Gases:"Heavy contract, keep credit "is our business purposes, for many years to get the contract and keeping promises units
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Special Gases:National Standardization Committee of gas metering Society of China, China Instrument Association member units
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Special Gases:Large domestic petrochemical, iron and steel enterprise network units and major suppliers
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Special Gases:National Accreditation Board for Laboratories Accreditation
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Special Gases:One of the main suppliers of the domestic gas market standards
