China National Standards

China Unified standards constructional GB Standards List

  •  China "Unified standards constructional" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB 50654-2011 Unified standards for constructional quality acceptance of non-ferrous metals industrial installation engineering
    有色金属工业安装工程质量验收统一标准    		 China National Standards
    Unified standards constructional
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