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HZ Smart business license
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Certificate of national science and Technology Progress Award
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National Torch Program Certificate
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Analysis and test report of national nonferrous metals and electronic materials analysis and Testing Center
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Inspection report of national building materials testing center
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Inspection report of Hunan Quality Inspection Institute
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Certification of occupational health and safety management system
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Quality management system certification
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Certification of environmental management system
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Environmental integrity enterprise
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Hunan province cognizance Enterprise Technology Center
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Academician expert workstation
