China National Standards

China adornments Industry Standards English PDF List

  •  China "adornments" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    QB/T 4443-2012 Composition of Platnium Palladium alloy adornments
    铂、钯饰品合金成分    		 China Light Industry Standards
    adornments
    English PDF

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