GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
Standard Code | Standard Title | Standard Class | Order |
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GB 20890-2007 |
Test procedures and requirement of Durability of Emission control systems for heavy-duty vehicles 重型汽车排气污染物排放控制系统耐久性要求及试验方法 |
China National Standards Durability of Emissi |
English PDF |
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