Honor


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Invention patent and utility model patent

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Invention patent and utility model patent

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Invention patent and utility model patent

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Invention patent and utility model patent

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Scientific and technological achievements appraisal certificate

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Zhejiang Province Industrial New Product Appraisal Certificate

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Zhejiang Province Industrial New Product Appraisal Certificate

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Guidelines for ordering and acceptance of power plant temperature and pressure reducing devices

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Technical standards for high temperature and high pressure globe valve gate valve in power station

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Technical standard for valves for coal chemical plant

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Standard for steel flat gate valve for pipeline

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LNG valve performance test standard

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Technical standard for LNG valves

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Valve Modeling Method Standard

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General requirements for thermal power supercritical and ultra-supercritical parameter valves

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Standard for ordering and acceptance of steel general purpose valves for thermal power generation