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About Us
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